diff --git a/google-api-grpc/grpc-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisGrpc.java b/google-api-grpc/grpc-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisGrpc.java
index 61592f75a56b..7b8ad9d84716 100644
--- a/google-api-grpc/grpc-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisGrpc.java
+++ b/google-api-grpc/grpc-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisGrpc.java
@@ -254,6 +254,60 @@ private CloudRedisGrpc() {}
     return getUpdateInstanceMethod;
   }
 
+  @io.grpc.ExperimentalApi("https://github.com/grpc/grpc-java/issues/1901")
+  @java.lang.Deprecated // Use {@link #getFailoverInstanceMethod()} instead.
+  public static final io.grpc.MethodDescriptor<
+          com.google.cloud.redis.v1beta1.FailoverInstanceRequest, com.google.longrunning.Operation>
+      METHOD_FAILOVER_INSTANCE = getFailoverInstanceMethodHelper();
+
+  private static volatile io.grpc.MethodDescriptor<
+          com.google.cloud.redis.v1beta1.FailoverInstanceRequest, com.google.longrunning.Operation>
+      getFailoverInstanceMethod;
+
+  @io.grpc.ExperimentalApi("https://github.com/grpc/grpc-java/issues/1901")
+  public static io.grpc.MethodDescriptor<
+          com.google.cloud.redis.v1beta1.FailoverInstanceRequest, com.google.longrunning.Operation>
+      getFailoverInstanceMethod() {
+    return getFailoverInstanceMethodHelper();
+  }
+
+  private static io.grpc.MethodDescriptor<
+          com.google.cloud.redis.v1beta1.FailoverInstanceRequest, com.google.longrunning.Operation>
+      getFailoverInstanceMethodHelper() {
+    io.grpc.MethodDescriptor<
+            com.google.cloud.redis.v1beta1.FailoverInstanceRequest,
+            com.google.longrunning.Operation>
+        getFailoverInstanceMethod;
+    if ((getFailoverInstanceMethod = CloudRedisGrpc.getFailoverInstanceMethod) == null) {
+      synchronized (CloudRedisGrpc.class) {
+        if ((getFailoverInstanceMethod = CloudRedisGrpc.getFailoverInstanceMethod) == null) {
+          CloudRedisGrpc.getFailoverInstanceMethod =
+              getFailoverInstanceMethod =
+                  io.grpc.MethodDescriptor
+                      .<com.google.cloud.redis.v1beta1.FailoverInstanceRequest,
+                          com.google.longrunning.Operation>
+                          newBuilder()
+                      .setType(io.grpc.MethodDescriptor.MethodType.UNARY)
+                      .setFullMethodName(
+                          generateFullMethodName(
+                              "google.cloud.redis.v1beta1.CloudRedis", "FailoverInstance"))
+                      .setSampledToLocalTracing(true)
+                      .setRequestMarshaller(
+                          io.grpc.protobuf.ProtoUtils.marshaller(
+                              com.google.cloud.redis.v1beta1.FailoverInstanceRequest
+                                  .getDefaultInstance()))
+                      .setResponseMarshaller(
+                          io.grpc.protobuf.ProtoUtils.marshaller(
+                              com.google.longrunning.Operation.getDefaultInstance()))
+                      .setSchemaDescriptor(
+                          new CloudRedisMethodDescriptorSupplier("FailoverInstance"))
+                      .build();
+        }
+      }
+    }
+    return getFailoverInstanceMethod;
+  }
+
   @io.grpc.ExperimentalApi("https://github.com/grpc/grpc-java/issues/1901")
   @java.lang.Deprecated // Use {@link #getDeleteInstanceMethod()} instead.
   public static final io.grpc.MethodDescriptor<
@@ -380,7 +434,7 @@ public void getInstance(
      *
      * <pre>
      * Creates a Redis instance based on the specified tier and memory size.
-     * By default, the instance is peered to the project's
+     * By default, the instance is accessible from the project's
      * [default network](/compute/docs/networks-and-firewalls#networks).
      * The creation is executed asynchronously and callers may check the returned
      * operation to track its progress. Once the operation is completed the Redis
@@ -412,6 +466,20 @@ public void updateInstance(
       asyncUnimplementedUnaryCall(getUpdateInstanceMethodHelper(), responseObserver);
     }
 
+    /**
+     *
+     *
+     * <pre>
+     * Failover the master role to current replica node against a specific
+     * STANDARD tier redis instance.
+     * </pre>
+     */
+    public void failoverInstance(
+        com.google.cloud.redis.v1beta1.FailoverInstanceRequest request,
+        io.grpc.stub.StreamObserver<com.google.longrunning.Operation> responseObserver) {
+      asyncUnimplementedUnaryCall(getFailoverInstanceMethodHelper(), responseObserver);
+    }
+
     /**
      *
      *
@@ -454,6 +522,12 @@ public final io.grpc.ServerServiceDefinition bindService() {
                   new MethodHandlers<
                       com.google.cloud.redis.v1beta1.UpdateInstanceRequest,
                       com.google.longrunning.Operation>(this, METHODID_UPDATE_INSTANCE)))
+          .addMethod(
+              getFailoverInstanceMethodHelper(),
+              asyncUnaryCall(
+                  new MethodHandlers<
+                      com.google.cloud.redis.v1beta1.FailoverInstanceRequest,
+                      com.google.longrunning.Operation>(this, METHODID_FAILOVER_INSTANCE)))
           .addMethod(
               getDeleteInstanceMethodHelper(),
               asyncUnaryCall(
@@ -539,7 +613,7 @@ public void getInstance(
      *
      * <pre>
      * Creates a Redis instance based on the specified tier and memory size.
-     * By default, the instance is peered to the project's
+     * By default, the instance is accessible from the project's
      * [default network](/compute/docs/networks-and-firewalls#networks).
      * The creation is executed asynchronously and callers may check the returned
      * operation to track its progress. Once the operation is completed the Redis
@@ -577,6 +651,23 @@ public void updateInstance(
           responseObserver);
     }
 
+    /**
+     *
+     *
+     * <pre>
+     * Failover the master role to current replica node against a specific
+     * STANDARD tier redis instance.
+     * </pre>
+     */
+    public void failoverInstance(
+        com.google.cloud.redis.v1beta1.FailoverInstanceRequest request,
+        io.grpc.stub.StreamObserver<com.google.longrunning.Operation> responseObserver) {
+      asyncUnaryCall(
+          getChannel().newCall(getFailoverInstanceMethodHelper(), getCallOptions()),
+          request,
+          responseObserver);
+    }
+
     /**
      *
      *
@@ -665,7 +756,7 @@ public com.google.cloud.redis.v1beta1.Instance getInstance(
      *
      * <pre>
      * Creates a Redis instance based on the specified tier and memory size.
-     * By default, the instance is peered to the project's
+     * By default, the instance is accessible from the project's
      * [default network](/compute/docs/networks-and-firewalls#networks).
      * The creation is executed asynchronously and callers may check the returned
      * operation to track its progress. Once the operation is completed the Redis
@@ -697,6 +788,20 @@ public com.google.longrunning.Operation updateInstance(
           getChannel(), getUpdateInstanceMethodHelper(), getCallOptions(), request);
     }
 
+    /**
+     *
+     *
+     * <pre>
+     * Failover the master role to current replica node against a specific
+     * STANDARD tier redis instance.
+     * </pre>
+     */
+    public com.google.longrunning.Operation failoverInstance(
+        com.google.cloud.redis.v1beta1.FailoverInstanceRequest request) {
+      return blockingUnaryCall(
+          getChannel(), getFailoverInstanceMethodHelper(), getCallOptions(), request);
+    }
+
     /**
      *
      *
@@ -783,7 +888,7 @@ protected CloudRedisFutureStub build(io.grpc.Channel channel, io.grpc.CallOption
      *
      * <pre>
      * Creates a Redis instance based on the specified tier and memory size.
-     * By default, the instance is peered to the project's
+     * By default, the instance is accessible from the project's
      * [default network](/compute/docs/networks-and-firewalls#networks).
      * The creation is executed asynchronously and callers may check the returned
      * operation to track its progress. Once the operation is completed the Redis
@@ -815,6 +920,20 @@ protected CloudRedisFutureStub build(io.grpc.Channel channel, io.grpc.CallOption
           getChannel().newCall(getUpdateInstanceMethodHelper(), getCallOptions()), request);
     }
 
+    /**
+     *
+     *
+     * <pre>
+     * Failover the master role to current replica node against a specific
+     * STANDARD tier redis instance.
+     * </pre>
+     */
+    public com.google.common.util.concurrent.ListenableFuture<com.google.longrunning.Operation>
+        failoverInstance(com.google.cloud.redis.v1beta1.FailoverInstanceRequest request) {
+      return futureUnaryCall(
+          getChannel().newCall(getFailoverInstanceMethodHelper(), getCallOptions()), request);
+    }
+
     /**
      *
      *
@@ -834,7 +953,8 @@ protected CloudRedisFutureStub build(io.grpc.Channel channel, io.grpc.CallOption
   private static final int METHODID_GET_INSTANCE = 1;
   private static final int METHODID_CREATE_INSTANCE = 2;
   private static final int METHODID_UPDATE_INSTANCE = 3;
-  private static final int METHODID_DELETE_INSTANCE = 4;
+  private static final int METHODID_FAILOVER_INSTANCE = 4;
+  private static final int METHODID_DELETE_INSTANCE = 5;
 
   private static final class MethodHandlers<Req, Resp>
       implements io.grpc.stub.ServerCalls.UnaryMethod<Req, Resp>,
@@ -875,6 +995,11 @@ public void invoke(Req request, io.grpc.stub.StreamObserver<Resp> responseObserv
               (com.google.cloud.redis.v1beta1.UpdateInstanceRequest) request,
               (io.grpc.stub.StreamObserver<com.google.longrunning.Operation>) responseObserver);
           break;
+        case METHODID_FAILOVER_INSTANCE:
+          serviceImpl.failoverInstance(
+              (com.google.cloud.redis.v1beta1.FailoverInstanceRequest) request,
+              (io.grpc.stub.StreamObserver<com.google.longrunning.Operation>) responseObserver);
+          break;
         case METHODID_DELETE_INSTANCE:
           serviceImpl.deleteInstance(
               (com.google.cloud.redis.v1beta1.DeleteInstanceRequest) request,
@@ -948,6 +1073,7 @@ public static io.grpc.ServiceDescriptor getServiceDescriptor() {
                       .addMethod(getGetInstanceMethodHelper())
                       .addMethod(getCreateInstanceMethodHelper())
                       .addMethod(getUpdateInstanceMethodHelper())
+                      .addMethod(getFailoverInstanceMethodHelper())
                       .addMethod(getDeleteInstanceMethodHelper())
                       .build();
         }
diff --git a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisServiceBetaProto.java b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisServiceBetaProto.java
index 1d05b115ace2..c373d10cb86e 100644
--- a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisServiceBetaProto.java
+++ b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisServiceBetaProto.java
@@ -48,6 +48,10 @@ public static void registerAllExtensions(com.google.protobuf.ExtensionRegistry r
       internal_static_google_cloud_redis_v1beta1_DeleteInstanceRequest_descriptor;
   static final com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
       internal_static_google_cloud_redis_v1beta1_DeleteInstanceRequest_fieldAccessorTable;
+  static final com.google.protobuf.Descriptors.Descriptor
+      internal_static_google_cloud_redis_v1beta1_FailoverInstanceRequest_descriptor;
+  static final com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_google_cloud_redis_v1beta1_FailoverInstanceRequest_fieldAccessorTable;
   static final com.google.protobuf.Descriptors.Descriptor
       internal_static_google_cloud_redis_v1beta1_LocationMetadata_descriptor;
   static final com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
@@ -71,75 +75,88 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
     java.lang.String[] descriptorData = {
       "\n,google/cloud/redis/v1beta1/cloud_redis"
           + ".proto\022\032google.cloud.redis.v1beta1\032\034goog"
-          + "le/api/annotations.proto\032#google/longrun"
-          + "ning/operations.proto\032 google/protobuf/f"
-          + "ield_mask.proto\032\037google/protobuf/timesta"
-          + "mp.proto\"\344\006\n\010Instance\022\014\n\004name\030\001 \001(\t\022\024\n\014d"
-          + "isplay_name\030\002 \001(\t\022@\n\006labels\030\003 \003(\01320.goog"
-          + "le.cloud.redis.v1beta1.Instance.LabelsEn"
-          + "try\022\023\n\013location_id\030\004 \001(\t\022\037\n\027alternative_"
-          + "location_id\030\005 \001(\t\022\025\n\rredis_version\030\007 \001(\t"
-          + "\022\031\n\021reserved_ip_range\030\t \001(\t\022\014\n\004host\030\n \001("
-          + "\t\022\014\n\004port\030\013 \001(\005\022\033\n\023current_location_id\030\014"
-          + " \001(\t\022/\n\013create_time\030\r \001(\0132\032.google.proto"
-          + "buf.Timestamp\0229\n\005state\030\016 \001(\0162*.google.cl"
-          + "oud.redis.v1beta1.Instance.State\022\026\n\016stat"
-          + "us_message\030\017 \001(\t\022M\n\rredis_configs\030\020 \003(\0132"
-          + "6.google.cloud.redis.v1beta1.Instance.Re"
-          + "disConfigsEntry\0227\n\004tier\030\021 \001(\0162).google.c"
-          + "loud.redis.v1beta1.Instance.Tier\022\026\n\016memo"
-          + "ry_size_gb\030\022 \001(\005\022\032\n\022authorized_network\030\024"
-          + " \001(\t\032-\n\013LabelsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005valu"
-          + "e\030\002 \001(\t:\0028\001\0323\n\021RedisConfigsEntry\022\013\n\003key\030"
-          + "\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"s\n\005State\022\025\n\021STA"
-          + "TE_UNSPECIFIED\020\000\022\014\n\010CREATING\020\001\022\t\n\005READY\020"
-          + "\002\022\014\n\010UPDATING\020\003\022\014\n\010DELETING\020\004\022\r\n\tREPAIRI"
-          + "NG\020\005\022\017\n\013MAINTENANCE\020\006\"8\n\004Tier\022\024\n\020TIER_UN"
-          + "SPECIFIED\020\000\022\t\n\005BASIC\020\001\022\017\n\013STANDARD_HA\020\003\""
-          + "M\n\024ListInstancesRequest\022\016\n\006parent\030\001 \001(\t\022"
-          + "\021\n\tpage_size\030\002 \001(\005\022\022\n\npage_token\030\003 \001(\t\"i"
-          + "\n\025ListInstancesResponse\0227\n\tinstances\030\001 \003"
-          + "(\0132$.google.cloud.redis.v1beta1.Instance"
-          + "\022\027\n\017next_page_token\030\002 \001(\t\"\"\n\022GetInstance"
-          + "Request\022\014\n\004name\030\001 \001(\t\"t\n\025CreateInstanceR"
-          + "equest\022\016\n\006parent\030\001 \001(\t\022\023\n\013instance_id\030\002 "
-          + "\001(\t\0226\n\010instance\030\003 \001(\0132$.google.cloud.red"
-          + "is.v1beta1.Instance\"\200\001\n\025UpdateInstanceRe"
-          + "quest\022/\n\013update_mask\030\001 \001(\0132\032.google.prot"
-          + "obuf.FieldMask\0226\n\010instance\030\002 \001(\0132$.googl"
-          + "e.cloud.redis.v1beta1.Instance\"%\n\025Delete"
-          + "InstanceRequest\022\014\n\004name\030\001 \001(\t\"\316\001\n\020Locati"
-          + "onMetadata\022Y\n\017available_zones\030\001 \003(\0132@.go"
-          + "ogle.cloud.redis.v1beta1.LocationMetadat"
-          + "a.AvailableZonesEntry\032_\n\023AvailableZonesE"
-          + "ntry\022\013\n\003key\030\001 \001(\t\0227\n\005value\030\002 \001(\0132(.googl"
-          + "e.cloud.redis.v1beta1.ZoneMetadata:\0028\001\"\016"
-          + "\n\014ZoneMetadata2\341\006\n\nCloudRedis\022\260\001\n\rListIn"
-          + "stances\0220.google.cloud.redis.v1beta1.Lis"
-          + "tInstancesRequest\0321.google.cloud.redis.v"
-          + "1beta1.ListInstancesResponse\":\202\323\344\223\0024\0222/v"
-          + "1beta1/{parent=projects/*/locations/*}/i"
-          + "nstances\022\237\001\n\013GetInstance\022..google.cloud."
-          + "redis.v1beta1.GetInstanceRequest\032$.googl"
-          + "e.cloud.redis.v1beta1.Instance\":\202\323\344\223\0024\0222"
-          + "/v1beta1/{name=projects/*/locations/*/in"
-          + "stances/*}\022\250\001\n\016CreateInstance\0221.google.c"
-          + "loud.redis.v1beta1.CreateInstanceRequest"
-          + "\032\035.google.longrunning.Operation\"D\202\323\344\223\002>\""
-          + "2/v1beta1/{parent=projects/*/locations/*"
-          + "}/instances:\010instance\022\261\001\n\016UpdateInstance"
-          + "\0221.google.cloud.redis.v1beta1.UpdateInst"
-          + "anceRequest\032\035.google.longrunning.Operati"
-          + "on\"M\202\323\344\223\002G2;/v1beta1/{instance.name=proj"
-          + "ects/*/locations/*/instances/*}:\010instanc"
-          + "e\022\236\001\n\016DeleteInstance\0221.google.cloud.redi"
-          + "s.v1beta1.DeleteInstanceRequest\032\035.google"
-          + ".longrunning.Operation\":\202\323\344\223\0024*2/v1beta1"
-          + "/{name=projects/*/locations/*/instances/"
-          + "*}B\177\n\036com.google.cloud.redis.v1beta1B\032Cl"
-          + "oudRedisServiceBetaProtoP\001Z?google.golan"
-          + "g.org/genproto/googleapis/cloud/redis/v1"
-          + "beta1;redisb\006proto3"
+          + "le/api/annotations.proto\032\031google/api/res"
+          + "ource.proto\032#google/longrunning/operatio"
+          + "ns.proto\032 google/protobuf/field_mask.pro"
+          + "to\032\037google/protobuf/timestamp.proto\"\206\007\n\010"
+          + "Instance\022\014\n\004name\030\001 \001(\t\022\024\n\014display_name\030\002"
+          + " \001(\t\022@\n\006labels\030\003 \003(\01320.google.cloud.redi"
+          + "s.v1beta1.Instance.LabelsEntry\022\023\n\013locati"
+          + "on_id\030\004 \001(\t\022\037\n\027alternative_location_id\030\005"
+          + " \001(\t\022\025\n\rredis_version\030\007 \001(\t\022\031\n\021reserved_"
+          + "ip_range\030\t \001(\t\022\014\n\004host\030\n \001(\t\022\014\n\004port\030\013 \001"
+          + "(\005\022\033\n\023current_location_id\030\014 \001(\t\022/\n\013creat"
+          + "e_time\030\r \001(\0132\032.google.protobuf.Timestamp"
+          + "\0229\n\005state\030\016 \001(\0162*.google.cloud.redis.v1b"
+          + "eta1.Instance.State\022\026\n\016status_message\030\017 "
+          + "\001(\t\022M\n\rredis_configs\030\020 \003(\01326.google.clou"
+          + "d.redis.v1beta1.Instance.RedisConfigsEnt"
+          + "ry\0227\n\004tier\030\021 \001(\0162).google.cloud.redis.v1"
+          + "beta1.Instance.Tier\022\026\n\016memory_size_gb\030\022 "
+          + "\001(\005\022\032\n\022authorized_network\030\024 \001(\t\032-\n\013Label"
+          + "sEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\0323"
+          + "\n\021RedisConfigsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005valu"
+          + "e\030\002 \001(\t:\0028\001\"\224\001\n\005State\022\025\n\021STATE_UNSPECIFI"
+          + "ED\020\000\022\014\n\010CREATING\020\001\022\t\n\005READY\020\002\022\014\n\010UPDATIN"
+          + "G\020\003\022\014\n\010DELETING\020\004\022\r\n\tREPAIRING\020\005\022\017\n\013MAIN"
+          + "TENANCE\020\006\022\r\n\tIMPORTING\020\010\022\020\n\014FAILING_OVER"
+          + "\020\n\"8\n\004Tier\022\024\n\020TIER_UNSPECIFIED\020\000\022\t\n\005BASI"
+          + "C\020\001\022\017\n\013STANDARD_HA\020\003\"M\n\024ListInstancesReq"
+          + "uest\022\016\n\006parent\030\001 \001(\t\022\021\n\tpage_size\030\002 \001(\005\022"
+          + "\022\n\npage_token\030\003 \001(\t\"~\n\025ListInstancesResp"
+          + "onse\0227\n\tinstances\030\001 \003(\0132$.google.cloud.r"
+          + "edis.v1beta1.Instance\022\027\n\017next_page_token"
+          + "\030\002 \001(\t\022\023\n\013unreachable\030\003 \003(\t\"\"\n\022GetInstan"
+          + "ceRequest\022\014\n\004name\030\001 \001(\t\"t\n\025CreateInstanc"
+          + "eRequest\022\016\n\006parent\030\001 \001(\t\022\023\n\013instance_id\030"
+          + "\002 \001(\t\0226\n\010instance\030\003 \001(\0132$.google.cloud.r"
+          + "edis.v1beta1.Instance\"\200\001\n\025UpdateInstance"
+          + "Request\022/\n\013update_mask\030\001 \001(\0132\032.google.pr"
+          + "otobuf.FieldMask\0226\n\010instance\030\002 \001(\0132$.goo"
+          + "gle.cloud.redis.v1beta1.Instance\"%\n\025Dele"
+          + "teInstanceRequest\022\014\n\004name\030\001 \001(\t\"\365\001\n\027Fail"
+          + "overInstanceRequest\022\014\n\004name\030\001 \001(\t\022d\n\024dat"
+          + "a_protection_mode\030\002 \001(\0162F.google.cloud.r"
+          + "edis.v1beta1.FailoverInstanceRequest.Dat"
+          + "aProtectionMode\"f\n\022DataProtectionMode\022$\n"
+          + " DATA_PROTECTION_MODE_UNSPECIFIED\020\000\022\025\n\021L"
+          + "IMITED_DATA_LOSS\020\001\022\023\n\017FORCE_DATA_LOSS\020\002\""
+          + "\316\001\n\020LocationMetadata\022Y\n\017available_zones\030"
+          + "\001 \003(\0132@.google.cloud.redis.v1beta1.Locat"
+          + "ionMetadata.AvailableZonesEntry\032_\n\023Avail"
+          + "ableZonesEntry\022\013\n\003key\030\001 \001(\t\0227\n\005value\030\002 \001"
+          + "(\0132(.google.cloud.redis.v1beta1.ZoneMeta"
+          + "data:\0028\001\"\016\n\014ZoneMetadata2\222\010\n\nCloudRedis\022"
+          + "\260\001\n\rListInstances\0220.google.cloud.redis.v"
+          + "1beta1.ListInstancesRequest\0321.google.clo"
+          + "ud.redis.v1beta1.ListInstancesResponse\":"
+          + "\202\323\344\223\0024\0222/v1beta1/{parent=projects/*/loca"
+          + "tions/*}/instances\022\237\001\n\013GetInstance\022..goo"
+          + "gle.cloud.redis.v1beta1.GetInstanceReque"
+          + "st\032$.google.cloud.redis.v1beta1.Instance"
+          + "\":\202\323\344\223\0024\0222/v1beta1/{name=projects/*/loca"
+          + "tions/*/instances/*}\022\250\001\n\016CreateInstance\022"
+          + "1.google.cloud.redis.v1beta1.CreateInsta"
+          + "nceRequest\032\035.google.longrunning.Operatio"
+          + "n\"D\202\323\344\223\002>\"2/v1beta1/{parent=projects/*/l"
+          + "ocations/*}/instances:\010instance\022\261\001\n\016Upda"
+          + "teInstance\0221.google.cloud.redis.v1beta1."
+          + "UpdateInstanceRequest\032\035.google.longrunni"
+          + "ng.Operation\"M\202\323\344\223\002G2;/v1beta1/{instance"
+          + ".name=projects/*/locations/*/instances/*"
+          + "}:\010instance\022\256\001\n\020FailoverInstance\0223.googl"
+          + "e.cloud.redis.v1beta1.FailoverInstanceRe"
+          + "quest\032\035.google.longrunning.Operation\"F\202\323"
+          + "\344\223\002@\";/v1beta1/{name=projects/*/location"
+          + "s/*/instances/*}:failover:\001*\022\236\001\n\016DeleteI"
+          + "nstance\0221.google.cloud.redis.v1beta1.Del"
+          + "eteInstanceRequest\032\035.google.longrunning."
+          + "Operation\":\202\323\344\223\0024*2/v1beta1/{name=projec"
+          + "ts/*/locations/*/instances/*}B\177\n\036com.goo"
+          + "gle.cloud.redis.v1beta1B\032CloudRedisServi"
+          + "ceBetaProtoP\001Z?google.golang.org/genprot"
+          + "o/googleapis/cloud/redis/v1beta1;redisb\006"
+          + "proto3"
     };
     com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner =
         new com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner() {
@@ -153,6 +170,7 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors(
         descriptorData,
         new com.google.protobuf.Descriptors.FileDescriptor[] {
           com.google.api.AnnotationsProto.getDescriptor(),
+          com.google.api.ResourceProto.getDescriptor(),
           com.google.longrunning.OperationsProto.getDescriptor(),
           com.google.protobuf.FieldMaskProto.getDescriptor(),
           com.google.protobuf.TimestampProto.getDescriptor(),
@@ -212,7 +230,7 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors(
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_cloud_redis_v1beta1_ListInstancesResponse_descriptor,
             new java.lang.String[] {
-              "Instances", "NextPageToken",
+              "Instances", "NextPageToken", "Unreachable",
             });
     internal_static_google_cloud_redis_v1beta1_GetInstanceRequest_descriptor =
         getDescriptor().getMessageTypes().get(3);
@@ -246,8 +264,16 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors(
             new java.lang.String[] {
               "Name",
             });
-    internal_static_google_cloud_redis_v1beta1_LocationMetadata_descriptor =
+    internal_static_google_cloud_redis_v1beta1_FailoverInstanceRequest_descriptor =
         getDescriptor().getMessageTypes().get(7);
+    internal_static_google_cloud_redis_v1beta1_FailoverInstanceRequest_fieldAccessorTable =
+        new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+            internal_static_google_cloud_redis_v1beta1_FailoverInstanceRequest_descriptor,
+            new java.lang.String[] {
+              "Name", "DataProtectionMode",
+            });
+    internal_static_google_cloud_redis_v1beta1_LocationMetadata_descriptor =
+        getDescriptor().getMessageTypes().get(8);
     internal_static_google_cloud_redis_v1beta1_LocationMetadata_fieldAccessorTable =
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_cloud_redis_v1beta1_LocationMetadata_descriptor,
@@ -265,7 +291,7 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors(
               "Key", "Value",
             });
     internal_static_google_cloud_redis_v1beta1_ZoneMetadata_descriptor =
-        getDescriptor().getMessageTypes().get(8);
+        getDescriptor().getMessageTypes().get(9);
     internal_static_google_cloud_redis_v1beta1_ZoneMetadata_fieldAccessorTable =
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_cloud_redis_v1beta1_ZoneMetadata_descriptor,
@@ -276,6 +302,7 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors(
     com.google.protobuf.Descriptors.FileDescriptor.internalUpdateFileDescriptor(
         descriptor, registry);
     com.google.api.AnnotationsProto.getDescriptor();
+    com.google.api.ResourceProto.getDescriptor();
     com.google.longrunning.OperationsProto.getDescriptor();
     com.google.protobuf.FieldMaskProto.getDescriptor();
     com.google.protobuf.TimestampProto.getDescriptor();
diff --git a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/FailoverInstanceRequest.java b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/FailoverInstanceRequest.java
new file mode 100644
index 000000000000..503b0dbd4a9f
--- /dev/null
+++ b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/FailoverInstanceRequest.java
@@ -0,0 +1,912 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/cloud/redis/v1beta1/cloud_redis.proto
+
+package com.google.cloud.redis.v1beta1;
+
+/**
+ *
+ *
+ * <pre>
+ * Request for
+ * [Failover][google.cloud.redis.v1beta1.CloudRedis.FailoverInstance].
+ * </pre>
+ *
+ * Protobuf type {@code google.cloud.redis.v1beta1.FailoverInstanceRequest}
+ */
+public final class FailoverInstanceRequest extends com.google.protobuf.GeneratedMessageV3
+    implements
+    // @@protoc_insertion_point(message_implements:google.cloud.redis.v1beta1.FailoverInstanceRequest)
+    FailoverInstanceRequestOrBuilder {
+  private static final long serialVersionUID = 0L;
+  // Use FailoverInstanceRequest.newBuilder() to construct.
+  private FailoverInstanceRequest(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
+    super(builder);
+  }
+
+  private FailoverInstanceRequest() {
+    name_ = "";
+    dataProtectionMode_ = 0;
+  }
+
+  @java.lang.Override
+  public final com.google.protobuf.UnknownFieldSet getUnknownFields() {
+    return this.unknownFields;
+  }
+
+  private FailoverInstanceRequest(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    this();
+    if (extensionRegistry == null) {
+      throw new java.lang.NullPointerException();
+    }
+    int mutable_bitField0_ = 0;
+    com.google.protobuf.UnknownFieldSet.Builder unknownFields =
+        com.google.protobuf.UnknownFieldSet.newBuilder();
+    try {
+      boolean done = false;
+      while (!done) {
+        int tag = input.readTag();
+        switch (tag) {
+          case 0:
+            done = true;
+            break;
+          case 10:
+            {
+              java.lang.String s = input.readStringRequireUtf8();
+
+              name_ = s;
+              break;
+            }
+          case 16:
+            {
+              int rawValue = input.readEnum();
+
+              dataProtectionMode_ = rawValue;
+              break;
+            }
+          default:
+            {
+              if (!parseUnknownField(input, unknownFields, extensionRegistry, tag)) {
+                done = true;
+              }
+              break;
+            }
+        }
+      }
+    } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+      throw e.setUnfinishedMessage(this);
+    } catch (java.io.IOException e) {
+      throw new com.google.protobuf.InvalidProtocolBufferException(e).setUnfinishedMessage(this);
+    } finally {
+      this.unknownFields = unknownFields.build();
+      makeExtensionsImmutable();
+    }
+  }
+
+  public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
+    return com.google.cloud.redis.v1beta1.CloudRedisServiceBetaProto
+        .internal_static_google_cloud_redis_v1beta1_FailoverInstanceRequest_descriptor;
+  }
+
+  @java.lang.Override
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return com.google.cloud.redis.v1beta1.CloudRedisServiceBetaProto
+        .internal_static_google_cloud_redis_v1beta1_FailoverInstanceRequest_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            com.google.cloud.redis.v1beta1.FailoverInstanceRequest.class,
+            com.google.cloud.redis.v1beta1.FailoverInstanceRequest.Builder.class);
+  }
+
+  /** Protobuf enum {@code google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode} */
+  public enum DataProtectionMode implements com.google.protobuf.ProtocolMessageEnum {
+    /** <code>DATA_PROTECTION_MODE_UNSPECIFIED = 0;</code> */
+    DATA_PROTECTION_MODE_UNSPECIFIED(0),
+    /**
+     *
+     *
+     * <pre>
+     * Instance failover will be protected with data loss control. More
+     * specifically, the failover will only be performed if the current
+     * replication offset diff between master and replica is under a certain
+     * threshold.
+     * </pre>
+     *
+     * <code>LIMITED_DATA_LOSS = 1;</code>
+     */
+    LIMITED_DATA_LOSS(1),
+    /**
+     *
+     *
+     * <pre>
+     * Instance failover will be performed without data loss control.
+     * </pre>
+     *
+     * <code>FORCE_DATA_LOSS = 2;</code>
+     */
+    FORCE_DATA_LOSS(2),
+    UNRECOGNIZED(-1),
+    ;
+
+    /** <code>DATA_PROTECTION_MODE_UNSPECIFIED = 0;</code> */
+    public static final int DATA_PROTECTION_MODE_UNSPECIFIED_VALUE = 0;
+    /**
+     *
+     *
+     * <pre>
+     * Instance failover will be protected with data loss control. More
+     * specifically, the failover will only be performed if the current
+     * replication offset diff between master and replica is under a certain
+     * threshold.
+     * </pre>
+     *
+     * <code>LIMITED_DATA_LOSS = 1;</code>
+     */
+    public static final int LIMITED_DATA_LOSS_VALUE = 1;
+    /**
+     *
+     *
+     * <pre>
+     * Instance failover will be performed without data loss control.
+     * </pre>
+     *
+     * <code>FORCE_DATA_LOSS = 2;</code>
+     */
+    public static final int FORCE_DATA_LOSS_VALUE = 2;
+
+    public final int getNumber() {
+      if (this == UNRECOGNIZED) {
+        throw new java.lang.IllegalArgumentException(
+            "Can't get the number of an unknown enum value.");
+      }
+      return value;
+    }
+
+    /** @deprecated Use {@link #forNumber(int)} instead. */
+    @java.lang.Deprecated
+    public static DataProtectionMode valueOf(int value) {
+      return forNumber(value);
+    }
+
+    public static DataProtectionMode forNumber(int value) {
+      switch (value) {
+        case 0:
+          return DATA_PROTECTION_MODE_UNSPECIFIED;
+        case 1:
+          return LIMITED_DATA_LOSS;
+        case 2:
+          return FORCE_DATA_LOSS;
+        default:
+          return null;
+      }
+    }
+
+    public static com.google.protobuf.Internal.EnumLiteMap<DataProtectionMode>
+        internalGetValueMap() {
+      return internalValueMap;
+    }
+
+    private static final com.google.protobuf.Internal.EnumLiteMap<DataProtectionMode>
+        internalValueMap =
+            new com.google.protobuf.Internal.EnumLiteMap<DataProtectionMode>() {
+              public DataProtectionMode findValueByNumber(int number) {
+                return DataProtectionMode.forNumber(number);
+              }
+            };
+
+    public final com.google.protobuf.Descriptors.EnumValueDescriptor getValueDescriptor() {
+      return getDescriptor().getValues().get(ordinal());
+    }
+
+    public final com.google.protobuf.Descriptors.EnumDescriptor getDescriptorForType() {
+      return getDescriptor();
+    }
+
+    public static final com.google.protobuf.Descriptors.EnumDescriptor getDescriptor() {
+      return com.google.cloud.redis.v1beta1.FailoverInstanceRequest.getDescriptor()
+          .getEnumTypes()
+          .get(0);
+    }
+
+    private static final DataProtectionMode[] VALUES = values();
+
+    public static DataProtectionMode valueOf(
+        com.google.protobuf.Descriptors.EnumValueDescriptor desc) {
+      if (desc.getType() != getDescriptor()) {
+        throw new java.lang.IllegalArgumentException("EnumValueDescriptor is not for this type.");
+      }
+      if (desc.getIndex() == -1) {
+        return UNRECOGNIZED;
+      }
+      return VALUES[desc.getIndex()];
+    }
+
+    private final int value;
+
+    private DataProtectionMode(int value) {
+      this.value = value;
+    }
+
+    // @@protoc_insertion_point(enum_scope:google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode)
+  }
+
+  public static final int NAME_FIELD_NUMBER = 1;
+  private volatile java.lang.Object name_;
+  /**
+   *
+   *
+   * <pre>
+   * Required. Redis instance resource name using the form:
+   *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
+   * where `location_id` refers to a GCP region
+   * </pre>
+   *
+   * <code>string name = 1;</code>
+   */
+  public java.lang.String getName() {
+    java.lang.Object ref = name_;
+    if (ref instanceof java.lang.String) {
+      return (java.lang.String) ref;
+    } else {
+      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
+      java.lang.String s = bs.toStringUtf8();
+      name_ = s;
+      return s;
+    }
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Required. Redis instance resource name using the form:
+   *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
+   * where `location_id` refers to a GCP region
+   * </pre>
+   *
+   * <code>string name = 1;</code>
+   */
+  public com.google.protobuf.ByteString getNameBytes() {
+    java.lang.Object ref = name_;
+    if (ref instanceof java.lang.String) {
+      com.google.protobuf.ByteString b =
+          com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
+      name_ = b;
+      return b;
+    } else {
+      return (com.google.protobuf.ByteString) ref;
+    }
+  }
+
+  public static final int DATA_PROTECTION_MODE_FIELD_NUMBER = 2;
+  private int dataProtectionMode_;
+  /**
+   *
+   *
+   * <pre>
+   * Optional. Available data protection modes that the user can choose. If it's
+   * unspecified, data protection mode will be LIMITED_DATA_LOSS by default.
+   * </pre>
+   *
+   * <code>
+   * .google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode data_protection_mode = 2;
+   * </code>
+   */
+  public int getDataProtectionModeValue() {
+    return dataProtectionMode_;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Optional. Available data protection modes that the user can choose. If it's
+   * unspecified, data protection mode will be LIMITED_DATA_LOSS by default.
+   * </pre>
+   *
+   * <code>
+   * .google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode data_protection_mode = 2;
+   * </code>
+   */
+  public com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode
+      getDataProtectionMode() {
+    @SuppressWarnings("deprecation")
+    com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode result =
+        com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode.valueOf(
+            dataProtectionMode_);
+    return result == null
+        ? com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode.UNRECOGNIZED
+        : result;
+  }
+
+  private byte memoizedIsInitialized = -1;
+
+  @java.lang.Override
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  @java.lang.Override
+  public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
+    if (!getNameBytes().isEmpty()) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, name_);
+    }
+    if (dataProtectionMode_
+        != com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode
+            .DATA_PROTECTION_MODE_UNSPECIFIED
+            .getNumber()) {
+      output.writeEnum(2, dataProtectionMode_);
+    }
+    unknownFields.writeTo(output);
+  }
+
+  @java.lang.Override
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    if (!getNameBytes().isEmpty()) {
+      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, name_);
+    }
+    if (dataProtectionMode_
+        != com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode
+            .DATA_PROTECTION_MODE_UNSPECIFIED
+            .getNumber()) {
+      size += com.google.protobuf.CodedOutputStream.computeEnumSize(2, dataProtectionMode_);
+    }
+    size += unknownFields.getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+      return true;
+    }
+    if (!(obj instanceof com.google.cloud.redis.v1beta1.FailoverInstanceRequest)) {
+      return super.equals(obj);
+    }
+    com.google.cloud.redis.v1beta1.FailoverInstanceRequest other =
+        (com.google.cloud.redis.v1beta1.FailoverInstanceRequest) obj;
+
+    if (!getName().equals(other.getName())) return false;
+    if (dataProtectionMode_ != other.dataProtectionMode_) return false;
+    if (!unknownFields.equals(other.unknownFields)) return false;
+    return true;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    hash = (37 * hash) + NAME_FIELD_NUMBER;
+    hash = (53 * hash) + getName().hashCode();
+    hash = (37 * hash) + DATA_PROTECTION_MODE_FIELD_NUMBER;
+    hash = (53 * hash) + dataProtectionMode_;
+    hash = (29 * hash) + unknownFields.hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseFrom(
+      java.nio.ByteBuffer data) throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseFrom(
+      java.nio.ByteBuffer data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseFrom(
+      byte[] data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseFrom(
+      java.io.InputStream input) throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseFrom(
+      java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
+        PARSER, input, extensionRegistry);
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseDelimitedFrom(
+      java.io.InputStream input) throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(PARSER, input);
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseDelimitedFrom(
+      java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(
+        PARSER, input, extensionRegistry);
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseFrom(
+      com.google.protobuf.CodedInputStream input) throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
+        PARSER, input, extensionRegistry);
+  }
+
+  @java.lang.Override
+  public Builder newBuilderForType() {
+    return newBuilder();
+  }
+
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+
+  public static Builder newBuilder(
+      com.google.cloud.redis.v1beta1.FailoverInstanceRequest prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+
+  @java.lang.Override
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Request for
+   * [Failover][google.cloud.redis.v1beta1.CloudRedis.FailoverInstance].
+   * </pre>
+   *
+   * Protobuf type {@code google.cloud.redis.v1beta1.FailoverInstanceRequest}
+   */
+  public static final class Builder extends com.google.protobuf.GeneratedMessageV3.Builder<Builder>
+      implements
+      // @@protoc_insertion_point(builder_implements:google.cloud.redis.v1beta1.FailoverInstanceRequest)
+      com.google.cloud.redis.v1beta1.FailoverInstanceRequestOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
+      return com.google.cloud.redis.v1beta1.CloudRedisServiceBetaProto
+          .internal_static_google_cloud_redis_v1beta1_FailoverInstanceRequest_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return com.google.cloud.redis.v1beta1.CloudRedisServiceBetaProto
+          .internal_static_google_cloud_redis_v1beta1_FailoverInstanceRequest_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              com.google.cloud.redis.v1beta1.FailoverInstanceRequest.class,
+              com.google.cloud.redis.v1beta1.FailoverInstanceRequest.Builder.class);
+    }
+
+    // Construct using com.google.cloud.redis.v1beta1.FailoverInstanceRequest.newBuilder()
+    private Builder() {
+      maybeForceBuilderInitialization();
+    }
+
+    private Builder(com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+      maybeForceBuilderInitialization();
+    }
+
+    private void maybeForceBuilderInitialization() {
+      if (com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders) {}
+    }
+
+    @java.lang.Override
+    public Builder clear() {
+      super.clear();
+      name_ = "";
+
+      dataProtectionMode_ = 0;
+
+      return this;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Descriptors.Descriptor getDescriptorForType() {
+      return com.google.cloud.redis.v1beta1.CloudRedisServiceBetaProto
+          .internal_static_google_cloud_redis_v1beta1_FailoverInstanceRequest_descriptor;
+    }
+
+    @java.lang.Override
+    public com.google.cloud.redis.v1beta1.FailoverInstanceRequest getDefaultInstanceForType() {
+      return com.google.cloud.redis.v1beta1.FailoverInstanceRequest.getDefaultInstance();
+    }
+
+    @java.lang.Override
+    public com.google.cloud.redis.v1beta1.FailoverInstanceRequest build() {
+      com.google.cloud.redis.v1beta1.FailoverInstanceRequest result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    @java.lang.Override
+    public com.google.cloud.redis.v1beta1.FailoverInstanceRequest buildPartial() {
+      com.google.cloud.redis.v1beta1.FailoverInstanceRequest result =
+          new com.google.cloud.redis.v1beta1.FailoverInstanceRequest(this);
+      result.name_ = name_;
+      result.dataProtectionMode_ = dataProtectionMode_;
+      onBuilt();
+      return result;
+    }
+
+    @java.lang.Override
+    public Builder clone() {
+      return super.clone();
+    }
+
+    @java.lang.Override
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
+      return super.setField(field, value);
+    }
+
+    @java.lang.Override
+    public Builder clearField(com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return super.clearField(field);
+    }
+
+    @java.lang.Override
+    public Builder clearOneof(com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return super.clearOneof(oneof);
+    }
+
+    @java.lang.Override
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field, int index, java.lang.Object value) {
+      return super.setRepeatedField(field, index, value);
+    }
+
+    @java.lang.Override
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
+      return super.addRepeatedField(field, value);
+    }
+
+    @java.lang.Override
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof com.google.cloud.redis.v1beta1.FailoverInstanceRequest) {
+        return mergeFrom((com.google.cloud.redis.v1beta1.FailoverInstanceRequest) other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(com.google.cloud.redis.v1beta1.FailoverInstanceRequest other) {
+      if (other == com.google.cloud.redis.v1beta1.FailoverInstanceRequest.getDefaultInstance())
+        return this;
+      if (!other.getName().isEmpty()) {
+        name_ = other.name_;
+        onChanged();
+      }
+      if (other.dataProtectionMode_ != 0) {
+        setDataProtectionModeValue(other.getDataProtectionModeValue());
+      }
+      this.mergeUnknownFields(other.unknownFields);
+      onChanged();
+      return this;
+    }
+
+    @java.lang.Override
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    @java.lang.Override
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      com.google.cloud.redis.v1beta1.FailoverInstanceRequest parsedMessage = null;
+      try {
+        parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        parsedMessage =
+            (com.google.cloud.redis.v1beta1.FailoverInstanceRequest) e.getUnfinishedMessage();
+        throw e.unwrapIOException();
+      } finally {
+        if (parsedMessage != null) {
+          mergeFrom(parsedMessage);
+        }
+      }
+      return this;
+    }
+
+    private java.lang.Object name_ = "";
+    /**
+     *
+     *
+     * <pre>
+     * Required. Redis instance resource name using the form:
+     *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
+     * where `location_id` refers to a GCP region
+     * </pre>
+     *
+     * <code>string name = 1;</code>
+     */
+    public java.lang.String getName() {
+      java.lang.Object ref = name_;
+      if (!(ref instanceof java.lang.String)) {
+        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        name_ = s;
+        return s;
+      } else {
+        return (java.lang.String) ref;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Required. Redis instance resource name using the form:
+     *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
+     * where `location_id` refers to a GCP region
+     * </pre>
+     *
+     * <code>string name = 1;</code>
+     */
+    public com.google.protobuf.ByteString getNameBytes() {
+      java.lang.Object ref = name_;
+      if (ref instanceof String) {
+        com.google.protobuf.ByteString b =
+            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
+        name_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Required. Redis instance resource name using the form:
+     *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
+     * where `location_id` refers to a GCP region
+     * </pre>
+     *
+     * <code>string name = 1;</code>
+     */
+    public Builder setName(java.lang.String value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+
+      name_ = value;
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Required. Redis instance resource name using the form:
+     *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
+     * where `location_id` refers to a GCP region
+     * </pre>
+     *
+     * <code>string name = 1;</code>
+     */
+    public Builder clearName() {
+
+      name_ = getDefaultInstance().getName();
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Required. Redis instance resource name using the form:
+     *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
+     * where `location_id` refers to a GCP region
+     * </pre>
+     *
+     * <code>string name = 1;</code>
+     */
+    public Builder setNameBytes(com.google.protobuf.ByteString value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      checkByteStringIsUtf8(value);
+
+      name_ = value;
+      onChanged();
+      return this;
+    }
+
+    private int dataProtectionMode_ = 0;
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Available data protection modes that the user can choose. If it's
+     * unspecified, data protection mode will be LIMITED_DATA_LOSS by default.
+     * </pre>
+     *
+     * <code>
+     * .google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode data_protection_mode = 2;
+     * </code>
+     */
+    public int getDataProtectionModeValue() {
+      return dataProtectionMode_;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Available data protection modes that the user can choose. If it's
+     * unspecified, data protection mode will be LIMITED_DATA_LOSS by default.
+     * </pre>
+     *
+     * <code>
+     * .google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode data_protection_mode = 2;
+     * </code>
+     */
+    public Builder setDataProtectionModeValue(int value) {
+      dataProtectionMode_ = value;
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Available data protection modes that the user can choose. If it's
+     * unspecified, data protection mode will be LIMITED_DATA_LOSS by default.
+     * </pre>
+     *
+     * <code>
+     * .google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode data_protection_mode = 2;
+     * </code>
+     */
+    public com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode
+        getDataProtectionMode() {
+      @SuppressWarnings("deprecation")
+      com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode result =
+          com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode.valueOf(
+              dataProtectionMode_);
+      return result == null
+          ? com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode.UNRECOGNIZED
+          : result;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Available data protection modes that the user can choose. If it's
+     * unspecified, data protection mode will be LIMITED_DATA_LOSS by default.
+     * </pre>
+     *
+     * <code>
+     * .google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode data_protection_mode = 2;
+     * </code>
+     */
+    public Builder setDataProtectionMode(
+        com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+
+      dataProtectionMode_ = value.getNumber();
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Optional. Available data protection modes that the user can choose. If it's
+     * unspecified, data protection mode will be LIMITED_DATA_LOSS by default.
+     * </pre>
+     *
+     * <code>
+     * .google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode data_protection_mode = 2;
+     * </code>
+     */
+    public Builder clearDataProtectionMode() {
+
+      dataProtectionMode_ = 0;
+      onChanged();
+      return this;
+    }
+
+    @java.lang.Override
+    public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFields(unknownFields);
+    }
+
+    @java.lang.Override
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+    // @@protoc_insertion_point(builder_scope:google.cloud.redis.v1beta1.FailoverInstanceRequest)
+  }
+
+  // @@protoc_insertion_point(class_scope:google.cloud.redis.v1beta1.FailoverInstanceRequest)
+  private static final com.google.cloud.redis.v1beta1.FailoverInstanceRequest DEFAULT_INSTANCE;
+
+  static {
+    DEFAULT_INSTANCE = new com.google.cloud.redis.v1beta1.FailoverInstanceRequest();
+  }
+
+  public static com.google.cloud.redis.v1beta1.FailoverInstanceRequest getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser<FailoverInstanceRequest> PARSER =
+      new com.google.protobuf.AbstractParser<FailoverInstanceRequest>() {
+        @java.lang.Override
+        public FailoverInstanceRequest parsePartialFrom(
+            com.google.protobuf.CodedInputStream input,
+            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+            throws com.google.protobuf.InvalidProtocolBufferException {
+          return new FailoverInstanceRequest(input, extensionRegistry);
+        }
+      };
+
+  public static com.google.protobuf.Parser<FailoverInstanceRequest> parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser<FailoverInstanceRequest> getParserForType() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.cloud.redis.v1beta1.FailoverInstanceRequest getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+}
diff --git a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/FailoverInstanceRequestOrBuilder.java b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/FailoverInstanceRequestOrBuilder.java
new file mode 100644
index 000000000000..d1391dd1e014
--- /dev/null
+++ b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/FailoverInstanceRequestOrBuilder.java
@@ -0,0 +1,62 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/cloud/redis/v1beta1/cloud_redis.proto
+
+package com.google.cloud.redis.v1beta1;
+
+public interface FailoverInstanceRequestOrBuilder
+    extends
+    // @@protoc_insertion_point(interface_extends:google.cloud.redis.v1beta1.FailoverInstanceRequest)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   *
+   *
+   * <pre>
+   * Required. Redis instance resource name using the form:
+   *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
+   * where `location_id` refers to a GCP region
+   * </pre>
+   *
+   * <code>string name = 1;</code>
+   */
+  java.lang.String getName();
+  /**
+   *
+   *
+   * <pre>
+   * Required. Redis instance resource name using the form:
+   *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
+   * where `location_id` refers to a GCP region
+   * </pre>
+   *
+   * <code>string name = 1;</code>
+   */
+  com.google.protobuf.ByteString getNameBytes();
+
+  /**
+   *
+   *
+   * <pre>
+   * Optional. Available data protection modes that the user can choose. If it's
+   * unspecified, data protection mode will be LIMITED_DATA_LOSS by default.
+   * </pre>
+   *
+   * <code>
+   * .google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode data_protection_mode = 2;
+   * </code>
+   */
+  int getDataProtectionModeValue();
+  /**
+   *
+   *
+   * <pre>
+   * Optional. Available data protection modes that the user can choose. If it's
+   * unspecified, data protection mode will be LIMITED_DATA_LOSS by default.
+   * </pre>
+   *
+   * <code>
+   * .google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode data_protection_mode = 2;
+   * </code>
+   */
+  com.google.cloud.redis.v1beta1.FailoverInstanceRequest.DataProtectionMode getDataProtectionMode();
+}
diff --git a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/Instance.java b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/Instance.java
index 79523ef7d8d9..2a7d80479330 100644
--- a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/Instance.java
+++ b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/Instance.java
@@ -311,8 +311,7 @@ public enum State implements com.google.protobuf.ProtocolMessageEnum {
      *
      *
      * <pre>
-     * Redis instance is being repaired and may be unusable. Details can be
-     * found in the `status_message` field.
+     * Redis instance is being repaired and may be unusable.
      * </pre>
      *
      * <code>REPAIRING = 5;</code>
@@ -328,6 +327,26 @@ public enum State implements com.google.protobuf.ProtocolMessageEnum {
      * <code>MAINTENANCE = 6;</code>
      */
     MAINTENANCE(6),
+    /**
+     *
+     *
+     * <pre>
+     * Redis instance is importing data (availability may be affected).
+     * </pre>
+     *
+     * <code>IMPORTING = 8;</code>
+     */
+    IMPORTING(8),
+    /**
+     *
+     *
+     * <pre>
+     * Redis instance is failing over (availability may be affected).
+     * </pre>
+     *
+     * <code>FAILING_OVER = 10;</code>
+     */
+    FAILING_OVER(10),
     UNRECOGNIZED(-1),
     ;
 
@@ -387,8 +406,7 @@ public enum State implements com.google.protobuf.ProtocolMessageEnum {
      *
      *
      * <pre>
-     * Redis instance is being repaired and may be unusable. Details can be
-     * found in the `status_message` field.
+     * Redis instance is being repaired and may be unusable.
      * </pre>
      *
      * <code>REPAIRING = 5;</code>
@@ -404,6 +422,26 @@ public enum State implements com.google.protobuf.ProtocolMessageEnum {
      * <code>MAINTENANCE = 6;</code>
      */
     public static final int MAINTENANCE_VALUE = 6;
+    /**
+     *
+     *
+     * <pre>
+     * Redis instance is importing data (availability may be affected).
+     * </pre>
+     *
+     * <code>IMPORTING = 8;</code>
+     */
+    public static final int IMPORTING_VALUE = 8;
+    /**
+     *
+     *
+     * <pre>
+     * Redis instance is failing over (availability may be affected).
+     * </pre>
+     *
+     * <code>FAILING_OVER = 10;</code>
+     */
+    public static final int FAILING_OVER_VALUE = 10;
 
     public final int getNumber() {
       if (this == UNRECOGNIZED) {
@@ -435,6 +473,10 @@ public static State forNumber(int value) {
           return REPAIRING;
         case 6:
           return MAINTENANCE;
+        case 8:
+          return IMPORTING;
+        case 10:
+          return FAILING_OVER;
         default:
           return null;
       }
@@ -640,7 +682,7 @@ private Tier(int value) {
    * location using the form:
    *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
    * Note: Redis instances are managed and addressed at regional level so
-   * location_id here refers to a GCP region; however, users get to choose which
+   * location_id here refers to a GCP region; however, users may choose which
    * specific zone (or collection of zones for cross-zone instances) an instance
    * should be provisioned in. Refer to [location_id] and
    * [alternative_location_id] fields for more details.
@@ -667,7 +709,7 @@ public java.lang.String getName() {
    * location using the form:
    *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
    * Note: Redis instances are managed and addressed at regional level so
-   * location_id here refers to a GCP region; however, users get to choose which
+   * location_id here refers to a GCP region; however, users may choose which
    * specific zone (or collection of zones for cross-zone instances) an instance
    * should be provisioned in. Refer to [location_id] and
    * [alternative_location_id] fields for more details.
@@ -832,7 +874,7 @@ public java.lang.String getLabelsOrThrow(java.lang.String key) {
    * Optional. The zone where the instance will be provisioned. If not provided,
    * the service will choose a zone for the instance. For STANDARD_HA tier,
    * instances will be created across two zones for protection against zonal
-   * failures. if [alternative_location_id] is also provided, it must be
+   * failures. If [alternative_location_id] is also provided, it must be
    * different from [location_id].
    * </pre>
    *
@@ -856,7 +898,7 @@ public java.lang.String getLocationId() {
    * Optional. The zone where the instance will be provisioned. If not provided,
    * the service will choose a zone for the instance. For STANDARD_HA tier,
    * instances will be created across two zones for protection against zonal
-   * failures. if [alternative_location_id] is also provided, it must be
+   * failures. If [alternative_location_id] is also provided, it must be
    * different from [location_id].
    * </pre>
    *
@@ -928,7 +970,11 @@ public com.google.protobuf.ByteString getAlternativeLocationIdBytes() {
    *
    * <pre>
    * Optional. The version of Redis software.
-   * If not provided, latest supported version will be used.
+   * If not provided, latest supported version will be used. Updating the
+   * version will perform an upgrade/downgrade to the new version. Currently,
+   * the supported values are:
+   *  *   `REDIS_4_0` for Redis 4.0 compatibility
+   *  *   `REDIS_3_2` for Redis 3.2 compatibility (default)
    * </pre>
    *
    * <code>string redis_version = 7;</code>
@@ -949,7 +995,11 @@ public java.lang.String getRedisVersion() {
    *
    * <pre>
    * Optional. The version of Redis software.
-   * If not provided, latest supported version will be used.
+   * If not provided, latest supported version will be used. Updating the
+   * version will perform an upgrade/downgrade to the new version. Currently,
+   * the supported values are:
+   *  *   `REDIS_4_0` for Redis 4.0 compatibility
+   *  *   `REDIS_3_2` for Redis 3.2 compatibility (default)
    * </pre>
    *
    * <code>string redis_version = 7;</code>
@@ -975,7 +1025,7 @@ public com.google.protobuf.ByteString getRedisVersionBytes() {
    * Optional. The CIDR range of internal addresses that are reserved for this
    * instance. If not provided, the service will choose an unused /29 block,
    * for example, 10.0.0.0/29 or 192.168.0.0/29. Ranges must be unique
-   * and non-overlapping with existing subnets in a network.
+   * and non-overlapping with existing subnets in an authorized network.
    * </pre>
    *
    * <code>string reserved_ip_range = 9;</code>
@@ -998,7 +1048,7 @@ public java.lang.String getReservedIpRange() {
    * Optional. The CIDR range of internal addresses that are reserved for this
    * instance. If not provided, the service will choose an unused /29 block,
    * for example, 10.0.0.0/29 or 192.168.0.0/29. Ranges must be unique
-   * and non-overlapping with existing subnets in a network.
+   * and non-overlapping with existing subnets in an authorized network.
    * </pre>
    *
    * <code>string reserved_ip_range = 9;</code>
@@ -1021,7 +1071,7 @@ public com.google.protobuf.ByteString getReservedIpRangeBytes() {
    *
    *
    * <pre>
-   * Output only. Hostname or IP address of the exposed redis endpoint used by
+   * Output only. Hostname or IP address of the exposed Redis endpoint used by
    * clients to connect to the service.
    * </pre>
    *
@@ -1042,7 +1092,7 @@ public java.lang.String getHost() {
    *
    *
    * <pre>
-   * Output only. Hostname or IP address of the exposed redis endpoint used by
+   * Output only. Hostname or IP address of the exposed Redis endpoint used by
    * clients to connect to the service.
    * </pre>
    *
@@ -1066,7 +1116,7 @@ public com.google.protobuf.ByteString getHostBytes() {
    *
    *
    * <pre>
-   * Output only. The port number of the exposed redis endpoint.
+   * Output only. The port number of the exposed Redis endpoint.
    * </pre>
    *
    * <code>int32 port = 11;</code>
@@ -1081,11 +1131,11 @@ public int getPort() {
    *
    *
    * <pre>
-   * Output only. The current zone where the Redis endpoint is placed. In
-   * single zone deployments, this will always be the same as [location_id]
-   * provided by the user at creation time. In cross-zone instances (only
-   * applicable in STANDARD_HA tier), this can be either [location_id] or
-   * [alternative_location_id] and can change on a failover event.
+   * Output only. The current zone where the Redis endpoint is placed. For Basic
+   * Tier instances, this will always be the same as the [location_id]
+   * provided by the user at creation time. For Standard Tier instances,
+   * this can be either [location_id] or [alternative_location_id] and can
+   * change after a failover event.
    * </pre>
    *
    * <code>string current_location_id = 12;</code>
@@ -1105,11 +1155,11 @@ public java.lang.String getCurrentLocationId() {
    *
    *
    * <pre>
-   * Output only. The current zone where the Redis endpoint is placed. In
-   * single zone deployments, this will always be the same as [location_id]
-   * provided by the user at creation time. In cross-zone instances (only
-   * applicable in STANDARD_HA tier), this can be either [location_id] or
-   * [alternative_location_id] and can change on a failover event.
+   * Output only. The current zone where the Redis endpoint is placed. For Basic
+   * Tier instances, this will always be the same as the [location_id]
+   * provided by the user at creation time. For Standard Tier instances,
+   * this can be either [location_id] or [alternative_location_id] and can
+   * change after a failover event.
    * </pre>
    *
    * <code>string current_location_id = 12;</code>
@@ -1274,8 +1324,13 @@ public int getRedisConfigsCount() {
    * Optional. Redis configuration parameters, according to
    * http://redis.io/topics/config. Currently, the only supported parameters
    * are:
-   *  * maxmemory-policy
-   *  * notify-keyspace-events
+   *  Redis 3.2 and above:
+   *  *   maxmemory-policy
+   *  *   notify-keyspace-events
+   *  Redis 4.0 and above:
+   *  *   activedefrag
+   *  *   lfu-log-factor
+   *  *   lfu-decay-time
    * </pre>
    *
    * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -1298,8 +1353,13 @@ public java.util.Map<java.lang.String, java.lang.String> getRedisConfigs() {
    * Optional. Redis configuration parameters, according to
    * http://redis.io/topics/config. Currently, the only supported parameters
    * are:
-   *  * maxmemory-policy
-   *  * notify-keyspace-events
+   *  Redis 3.2 and above:
+   *  *   maxmemory-policy
+   *  *   notify-keyspace-events
+   *  Redis 4.0 and above:
+   *  *   activedefrag
+   *  *   lfu-log-factor
+   *  *   lfu-decay-time
    * </pre>
    *
    * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -1314,8 +1374,13 @@ public java.util.Map<java.lang.String, java.lang.String> getRedisConfigsMap() {
    * Optional. Redis configuration parameters, according to
    * http://redis.io/topics/config. Currently, the only supported parameters
    * are:
-   *  * maxmemory-policy
-   *  * notify-keyspace-events
+   *  Redis 3.2 and above:
+   *  *   maxmemory-policy
+   *  *   notify-keyspace-events
+   *  Redis 4.0 and above:
+   *  *   activedefrag
+   *  *   lfu-log-factor
+   *  *   lfu-decay-time
    * </pre>
    *
    * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -1335,8 +1400,13 @@ public java.lang.String getRedisConfigsOrDefault(
    * Optional. Redis configuration parameters, according to
    * http://redis.io/topics/config. Currently, the only supported parameters
    * are:
-   *  * maxmemory-policy
-   *  * notify-keyspace-events
+   *  Redis 3.2 and above:
+   *  *   maxmemory-policy
+   *  *   notify-keyspace-events
+   *  Redis 4.0 and above:
+   *  *   activedefrag
+   *  *   lfu-log-factor
+   *  *   lfu-decay-time
    * </pre>
    *
    * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -1388,7 +1458,7 @@ public com.google.cloud.redis.v1beta1.Instance.Tier getTier() {
    *
    *
    * <pre>
-   * Required. Redis memory size in GB.
+   * Required. Redis memory size in GiB.
    * </pre>
    *
    * <code>int32 memory_size_gb = 18;</code>
@@ -2073,7 +2143,7 @@ public Builder mergeFrom(
      * location using the form:
      *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
      * Note: Redis instances are managed and addressed at regional level so
-     * location_id here refers to a GCP region; however, users get to choose which
+     * location_id here refers to a GCP region; however, users may choose which
      * specific zone (or collection of zones for cross-zone instances) an instance
      * should be provisioned in. Refer to [location_id] and
      * [alternative_location_id] fields for more details.
@@ -2100,7 +2170,7 @@ public java.lang.String getName() {
      * location using the form:
      *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
      * Note: Redis instances are managed and addressed at regional level so
-     * location_id here refers to a GCP region; however, users get to choose which
+     * location_id here refers to a GCP region; however, users may choose which
      * specific zone (or collection of zones for cross-zone instances) an instance
      * should be provisioned in. Refer to [location_id] and
      * [alternative_location_id] fields for more details.
@@ -2127,7 +2197,7 @@ public com.google.protobuf.ByteString getNameBytes() {
      * location using the form:
      *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
      * Note: Redis instances are managed and addressed at regional level so
-     * location_id here refers to a GCP region; however, users get to choose which
+     * location_id here refers to a GCP region; however, users may choose which
      * specific zone (or collection of zones for cross-zone instances) an instance
      * should be provisioned in. Refer to [location_id] and
      * [alternative_location_id] fields for more details.
@@ -2152,7 +2222,7 @@ public Builder setName(java.lang.String value) {
      * location using the form:
      *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
      * Note: Redis instances are managed and addressed at regional level so
-     * location_id here refers to a GCP region; however, users get to choose which
+     * location_id here refers to a GCP region; however, users may choose which
      * specific zone (or collection of zones for cross-zone instances) an instance
      * should be provisioned in. Refer to [location_id] and
      * [alternative_location_id] fields for more details.
@@ -2174,7 +2244,7 @@ public Builder clearName() {
      * location using the form:
      *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
      * Note: Redis instances are managed and addressed at regional level so
-     * location_id here refers to a GCP region; however, users get to choose which
+     * location_id here refers to a GCP region; however, users may choose which
      * specific zone (or collection of zones for cross-zone instances) an instance
      * should be provisioned in. Refer to [location_id] and
      * [alternative_location_id] fields for more details.
@@ -2447,7 +2517,7 @@ public Builder putAllLabels(java.util.Map<java.lang.String, java.lang.String> va
      * Optional. The zone where the instance will be provisioned. If not provided,
      * the service will choose a zone for the instance. For STANDARD_HA tier,
      * instances will be created across two zones for protection against zonal
-     * failures. if [alternative_location_id] is also provided, it must be
+     * failures. If [alternative_location_id] is also provided, it must be
      * different from [location_id].
      * </pre>
      *
@@ -2471,7 +2541,7 @@ public java.lang.String getLocationId() {
      * Optional. The zone where the instance will be provisioned. If not provided,
      * the service will choose a zone for the instance. For STANDARD_HA tier,
      * instances will be created across two zones for protection against zonal
-     * failures. if [alternative_location_id] is also provided, it must be
+     * failures. If [alternative_location_id] is also provided, it must be
      * different from [location_id].
      * </pre>
      *
@@ -2495,7 +2565,7 @@ public com.google.protobuf.ByteString getLocationIdBytes() {
      * Optional. The zone where the instance will be provisioned. If not provided,
      * the service will choose a zone for the instance. For STANDARD_HA tier,
      * instances will be created across two zones for protection against zonal
-     * failures. if [alternative_location_id] is also provided, it must be
+     * failures. If [alternative_location_id] is also provided, it must be
      * different from [location_id].
      * </pre>
      *
@@ -2517,7 +2587,7 @@ public Builder setLocationId(java.lang.String value) {
      * Optional. The zone where the instance will be provisioned. If not provided,
      * the service will choose a zone for the instance. For STANDARD_HA tier,
      * instances will be created across two zones for protection against zonal
-     * failures. if [alternative_location_id] is also provided, it must be
+     * failures. If [alternative_location_id] is also provided, it must be
      * different from [location_id].
      * </pre>
      *
@@ -2536,7 +2606,7 @@ public Builder clearLocationId() {
      * Optional. The zone where the instance will be provisioned. If not provided,
      * the service will choose a zone for the instance. For STANDARD_HA tier,
      * instances will be created across two zones for protection against zonal
-     * failures. if [alternative_location_id] is also provided, it must be
+     * failures. If [alternative_location_id] is also provided, it must be
      * different from [location_id].
      * </pre>
      *
@@ -2663,7 +2733,11 @@ public Builder setAlternativeLocationIdBytes(com.google.protobuf.ByteString valu
      *
      * <pre>
      * Optional. The version of Redis software.
-     * If not provided, latest supported version will be used.
+     * If not provided, latest supported version will be used. Updating the
+     * version will perform an upgrade/downgrade to the new version. Currently,
+     * the supported values are:
+     *  *   `REDIS_4_0` for Redis 4.0 compatibility
+     *  *   `REDIS_3_2` for Redis 3.2 compatibility (default)
      * </pre>
      *
      * <code>string redis_version = 7;</code>
@@ -2684,7 +2758,11 @@ public java.lang.String getRedisVersion() {
      *
      * <pre>
      * Optional. The version of Redis software.
-     * If not provided, latest supported version will be used.
+     * If not provided, latest supported version will be used. Updating the
+     * version will perform an upgrade/downgrade to the new version. Currently,
+     * the supported values are:
+     *  *   `REDIS_4_0` for Redis 4.0 compatibility
+     *  *   `REDIS_3_2` for Redis 3.2 compatibility (default)
      * </pre>
      *
      * <code>string redis_version = 7;</code>
@@ -2705,7 +2783,11 @@ public com.google.protobuf.ByteString getRedisVersionBytes() {
      *
      * <pre>
      * Optional. The version of Redis software.
-     * If not provided, latest supported version will be used.
+     * If not provided, latest supported version will be used. Updating the
+     * version will perform an upgrade/downgrade to the new version. Currently,
+     * the supported values are:
+     *  *   `REDIS_4_0` for Redis 4.0 compatibility
+     *  *   `REDIS_3_2` for Redis 3.2 compatibility (default)
      * </pre>
      *
      * <code>string redis_version = 7;</code>
@@ -2724,7 +2806,11 @@ public Builder setRedisVersion(java.lang.String value) {
      *
      * <pre>
      * Optional. The version of Redis software.
-     * If not provided, latest supported version will be used.
+     * If not provided, latest supported version will be used. Updating the
+     * version will perform an upgrade/downgrade to the new version. Currently,
+     * the supported values are:
+     *  *   `REDIS_4_0` for Redis 4.0 compatibility
+     *  *   `REDIS_3_2` for Redis 3.2 compatibility (default)
      * </pre>
      *
      * <code>string redis_version = 7;</code>
@@ -2740,7 +2826,11 @@ public Builder clearRedisVersion() {
      *
      * <pre>
      * Optional. The version of Redis software.
-     * If not provided, latest supported version will be used.
+     * If not provided, latest supported version will be used. Updating the
+     * version will perform an upgrade/downgrade to the new version. Currently,
+     * the supported values are:
+     *  *   `REDIS_4_0` for Redis 4.0 compatibility
+     *  *   `REDIS_3_2` for Redis 3.2 compatibility (default)
      * </pre>
      *
      * <code>string redis_version = 7;</code>
@@ -2764,7 +2854,7 @@ public Builder setRedisVersionBytes(com.google.protobuf.ByteString value) {
      * Optional. The CIDR range of internal addresses that are reserved for this
      * instance. If not provided, the service will choose an unused /29 block,
      * for example, 10.0.0.0/29 or 192.168.0.0/29. Ranges must be unique
-     * and non-overlapping with existing subnets in a network.
+     * and non-overlapping with existing subnets in an authorized network.
      * </pre>
      *
      * <code>string reserved_ip_range = 9;</code>
@@ -2787,7 +2877,7 @@ public java.lang.String getReservedIpRange() {
      * Optional. The CIDR range of internal addresses that are reserved for this
      * instance. If not provided, the service will choose an unused /29 block,
      * for example, 10.0.0.0/29 or 192.168.0.0/29. Ranges must be unique
-     * and non-overlapping with existing subnets in a network.
+     * and non-overlapping with existing subnets in an authorized network.
      * </pre>
      *
      * <code>string reserved_ip_range = 9;</code>
@@ -2810,7 +2900,7 @@ public com.google.protobuf.ByteString getReservedIpRangeBytes() {
      * Optional. The CIDR range of internal addresses that are reserved for this
      * instance. If not provided, the service will choose an unused /29 block,
      * for example, 10.0.0.0/29 or 192.168.0.0/29. Ranges must be unique
-     * and non-overlapping with existing subnets in a network.
+     * and non-overlapping with existing subnets in an authorized network.
      * </pre>
      *
      * <code>string reserved_ip_range = 9;</code>
@@ -2831,7 +2921,7 @@ public Builder setReservedIpRange(java.lang.String value) {
      * Optional. The CIDR range of internal addresses that are reserved for this
      * instance. If not provided, the service will choose an unused /29 block,
      * for example, 10.0.0.0/29 or 192.168.0.0/29. Ranges must be unique
-     * and non-overlapping with existing subnets in a network.
+     * and non-overlapping with existing subnets in an authorized network.
      * </pre>
      *
      * <code>string reserved_ip_range = 9;</code>
@@ -2849,7 +2939,7 @@ public Builder clearReservedIpRange() {
      * Optional. The CIDR range of internal addresses that are reserved for this
      * instance. If not provided, the service will choose an unused /29 block,
      * for example, 10.0.0.0/29 or 192.168.0.0/29. Ranges must be unique
-     * and non-overlapping with existing subnets in a network.
+     * and non-overlapping with existing subnets in an authorized network.
      * </pre>
      *
      * <code>string reserved_ip_range = 9;</code>
@@ -2870,7 +2960,7 @@ public Builder setReservedIpRangeBytes(com.google.protobuf.ByteString value) {
      *
      *
      * <pre>
-     * Output only. Hostname or IP address of the exposed redis endpoint used by
+     * Output only. Hostname or IP address of the exposed Redis endpoint used by
      * clients to connect to the service.
      * </pre>
      *
@@ -2891,7 +2981,7 @@ public java.lang.String getHost() {
      *
      *
      * <pre>
-     * Output only. Hostname or IP address of the exposed redis endpoint used by
+     * Output only. Hostname or IP address of the exposed Redis endpoint used by
      * clients to connect to the service.
      * </pre>
      *
@@ -2912,7 +3002,7 @@ public com.google.protobuf.ByteString getHostBytes() {
      *
      *
      * <pre>
-     * Output only. Hostname or IP address of the exposed redis endpoint used by
+     * Output only. Hostname or IP address of the exposed Redis endpoint used by
      * clients to connect to the service.
      * </pre>
      *
@@ -2931,7 +3021,7 @@ public Builder setHost(java.lang.String value) {
      *
      *
      * <pre>
-     * Output only. Hostname or IP address of the exposed redis endpoint used by
+     * Output only. Hostname or IP address of the exposed Redis endpoint used by
      * clients to connect to the service.
      * </pre>
      *
@@ -2947,7 +3037,7 @@ public Builder clearHost() {
      *
      *
      * <pre>
-     * Output only. Hostname or IP address of the exposed redis endpoint used by
+     * Output only. Hostname or IP address of the exposed Redis endpoint used by
      * clients to connect to the service.
      * </pre>
      *
@@ -2969,7 +3059,7 @@ public Builder setHostBytes(com.google.protobuf.ByteString value) {
      *
      *
      * <pre>
-     * Output only. The port number of the exposed redis endpoint.
+     * Output only. The port number of the exposed Redis endpoint.
      * </pre>
      *
      * <code>int32 port = 11;</code>
@@ -2981,7 +3071,7 @@ public int getPort() {
      *
      *
      * <pre>
-     * Output only. The port number of the exposed redis endpoint.
+     * Output only. The port number of the exposed Redis endpoint.
      * </pre>
      *
      * <code>int32 port = 11;</code>
@@ -2996,7 +3086,7 @@ public Builder setPort(int value) {
      *
      *
      * <pre>
-     * Output only. The port number of the exposed redis endpoint.
+     * Output only. The port number of the exposed Redis endpoint.
      * </pre>
      *
      * <code>int32 port = 11;</code>
@@ -3013,11 +3103,11 @@ public Builder clearPort() {
      *
      *
      * <pre>
-     * Output only. The current zone where the Redis endpoint is placed. In
-     * single zone deployments, this will always be the same as [location_id]
-     * provided by the user at creation time. In cross-zone instances (only
-     * applicable in STANDARD_HA tier), this can be either [location_id] or
-     * [alternative_location_id] and can change on a failover event.
+     * Output only. The current zone where the Redis endpoint is placed. For Basic
+     * Tier instances, this will always be the same as the [location_id]
+     * provided by the user at creation time. For Standard Tier instances,
+     * this can be either [location_id] or [alternative_location_id] and can
+     * change after a failover event.
      * </pre>
      *
      * <code>string current_location_id = 12;</code>
@@ -3037,11 +3127,11 @@ public java.lang.String getCurrentLocationId() {
      *
      *
      * <pre>
-     * Output only. The current zone where the Redis endpoint is placed. In
-     * single zone deployments, this will always be the same as [location_id]
-     * provided by the user at creation time. In cross-zone instances (only
-     * applicable in STANDARD_HA tier), this can be either [location_id] or
-     * [alternative_location_id] and can change on a failover event.
+     * Output only. The current zone where the Redis endpoint is placed. For Basic
+     * Tier instances, this will always be the same as the [location_id]
+     * provided by the user at creation time. For Standard Tier instances,
+     * this can be either [location_id] or [alternative_location_id] and can
+     * change after a failover event.
      * </pre>
      *
      * <code>string current_location_id = 12;</code>
@@ -3061,11 +3151,11 @@ public com.google.protobuf.ByteString getCurrentLocationIdBytes() {
      *
      *
      * <pre>
-     * Output only. The current zone where the Redis endpoint is placed. In
-     * single zone deployments, this will always be the same as [location_id]
-     * provided by the user at creation time. In cross-zone instances (only
-     * applicable in STANDARD_HA tier), this can be either [location_id] or
-     * [alternative_location_id] and can change on a failover event.
+     * Output only. The current zone where the Redis endpoint is placed. For Basic
+     * Tier instances, this will always be the same as the [location_id]
+     * provided by the user at creation time. For Standard Tier instances,
+     * this can be either [location_id] or [alternative_location_id] and can
+     * change after a failover event.
      * </pre>
      *
      * <code>string current_location_id = 12;</code>
@@ -3083,11 +3173,11 @@ public Builder setCurrentLocationId(java.lang.String value) {
      *
      *
      * <pre>
-     * Output only. The current zone where the Redis endpoint is placed. In
-     * single zone deployments, this will always be the same as [location_id]
-     * provided by the user at creation time. In cross-zone instances (only
-     * applicable in STANDARD_HA tier), this can be either [location_id] or
-     * [alternative_location_id] and can change on a failover event.
+     * Output only. The current zone where the Redis endpoint is placed. For Basic
+     * Tier instances, this will always be the same as the [location_id]
+     * provided by the user at creation time. For Standard Tier instances,
+     * this can be either [location_id] or [alternative_location_id] and can
+     * change after a failover event.
      * </pre>
      *
      * <code>string current_location_id = 12;</code>
@@ -3102,11 +3192,11 @@ public Builder clearCurrentLocationId() {
      *
      *
      * <pre>
-     * Output only. The current zone where the Redis endpoint is placed. In
-     * single zone deployments, this will always be the same as [location_id]
-     * provided by the user at creation time. In cross-zone instances (only
-     * applicable in STANDARD_HA tier), this can be either [location_id] or
-     * [alternative_location_id] and can change on a failover event.
+     * Output only. The current zone where the Redis endpoint is placed. For Basic
+     * Tier instances, this will always be the same as the [location_id]
+     * provided by the user at creation time. For Standard Tier instances,
+     * this can be either [location_id] or [alternative_location_id] and can
+     * change after a failover event.
      * </pre>
      *
      * <code>string current_location_id = 12;</code>
@@ -3511,8 +3601,13 @@ public int getRedisConfigsCount() {
      * Optional. Redis configuration parameters, according to
      * http://redis.io/topics/config. Currently, the only supported parameters
      * are:
-     *  * maxmemory-policy
-     *  * notify-keyspace-events
+     *  Redis 3.2 and above:
+     *  *   maxmemory-policy
+     *  *   notify-keyspace-events
+     *  Redis 4.0 and above:
+     *  *   activedefrag
+     *  *   lfu-log-factor
+     *  *   lfu-decay-time
      * </pre>
      *
      * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -3535,8 +3630,13 @@ public java.util.Map<java.lang.String, java.lang.String> getRedisConfigs() {
      * Optional. Redis configuration parameters, according to
      * http://redis.io/topics/config. Currently, the only supported parameters
      * are:
-     *  * maxmemory-policy
-     *  * notify-keyspace-events
+     *  Redis 3.2 and above:
+     *  *   maxmemory-policy
+     *  *   notify-keyspace-events
+     *  Redis 4.0 and above:
+     *  *   activedefrag
+     *  *   lfu-log-factor
+     *  *   lfu-decay-time
      * </pre>
      *
      * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -3551,8 +3651,13 @@ public java.util.Map<java.lang.String, java.lang.String> getRedisConfigsMap() {
      * Optional. Redis configuration parameters, according to
      * http://redis.io/topics/config. Currently, the only supported parameters
      * are:
-     *  * maxmemory-policy
-     *  * notify-keyspace-events
+     *  Redis 3.2 and above:
+     *  *   maxmemory-policy
+     *  *   notify-keyspace-events
+     *  Redis 4.0 and above:
+     *  *   activedefrag
+     *  *   lfu-log-factor
+     *  *   lfu-decay-time
      * </pre>
      *
      * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -3572,8 +3677,13 @@ public java.lang.String getRedisConfigsOrDefault(
      * Optional. Redis configuration parameters, according to
      * http://redis.io/topics/config. Currently, the only supported parameters
      * are:
-     *  * maxmemory-policy
-     *  * notify-keyspace-events
+     *  Redis 3.2 and above:
+     *  *   maxmemory-policy
+     *  *   notify-keyspace-events
+     *  Redis 4.0 and above:
+     *  *   activedefrag
+     *  *   lfu-log-factor
+     *  *   lfu-decay-time
      * </pre>
      *
      * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -3600,8 +3710,13 @@ public Builder clearRedisConfigs() {
      * Optional. Redis configuration parameters, according to
      * http://redis.io/topics/config. Currently, the only supported parameters
      * are:
-     *  * maxmemory-policy
-     *  * notify-keyspace-events
+     *  Redis 3.2 and above:
+     *  *   maxmemory-policy
+     *  *   notify-keyspace-events
+     *  Redis 4.0 and above:
+     *  *   activedefrag
+     *  *   lfu-log-factor
+     *  *   lfu-decay-time
      * </pre>
      *
      * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -3625,8 +3740,13 @@ public java.util.Map<java.lang.String, java.lang.String> getMutableRedisConfigs(
      * Optional. Redis configuration parameters, according to
      * http://redis.io/topics/config. Currently, the only supported parameters
      * are:
-     *  * maxmemory-policy
-     *  * notify-keyspace-events
+     *  Redis 3.2 and above:
+     *  *   maxmemory-policy
+     *  *   notify-keyspace-events
+     *  Redis 4.0 and above:
+     *  *   activedefrag
+     *  *   lfu-log-factor
+     *  *   lfu-decay-time
      * </pre>
      *
      * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -3648,8 +3768,13 @@ public Builder putRedisConfigs(java.lang.String key, java.lang.String value) {
      * Optional. Redis configuration parameters, according to
      * http://redis.io/topics/config. Currently, the only supported parameters
      * are:
-     *  * maxmemory-policy
-     *  * notify-keyspace-events
+     *  Redis 3.2 and above:
+     *  *   maxmemory-policy
+     *  *   notify-keyspace-events
+     *  Redis 4.0 and above:
+     *  *   activedefrag
+     *  *   lfu-log-factor
+     *  *   lfu-decay-time
      * </pre>
      *
      * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -3740,7 +3865,7 @@ public Builder clearTier() {
      *
      *
      * <pre>
-     * Required. Redis memory size in GB.
+     * Required. Redis memory size in GiB.
      * </pre>
      *
      * <code>int32 memory_size_gb = 18;</code>
@@ -3752,7 +3877,7 @@ public int getMemorySizeGb() {
      *
      *
      * <pre>
-     * Required. Redis memory size in GB.
+     * Required. Redis memory size in GiB.
      * </pre>
      *
      * <code>int32 memory_size_gb = 18;</code>
@@ -3767,7 +3892,7 @@ public Builder setMemorySizeGb(int value) {
      *
      *
      * <pre>
-     * Required. Redis memory size in GB.
+     * Required. Redis memory size in GiB.
      * </pre>
      *
      * <code>int32 memory_size_gb = 18;</code>
diff --git a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/InstanceOrBuilder.java b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/InstanceOrBuilder.java
index 4fde35188732..0d3bc8d6ee3d 100644
--- a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/InstanceOrBuilder.java
+++ b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/InstanceOrBuilder.java
@@ -16,7 +16,7 @@ public interface InstanceOrBuilder
    * location using the form:
    *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
    * Note: Redis instances are managed and addressed at regional level so
-   * location_id here refers to a GCP region; however, users get to choose which
+   * location_id here refers to a GCP region; however, users may choose which
    * specific zone (or collection of zones for cross-zone instances) an instance
    * should be provisioned in. Refer to [location_id] and
    * [alternative_location_id] fields for more details.
@@ -33,7 +33,7 @@ public interface InstanceOrBuilder
    * location using the form:
    *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
    * Note: Redis instances are managed and addressed at regional level so
-   * location_id here refers to a GCP region; however, users get to choose which
+   * location_id here refers to a GCP region; however, users may choose which
    * specific zone (or collection of zones for cross-zone instances) an instance
    * should be provisioned in. Refer to [location_id] and
    * [alternative_location_id] fields for more details.
@@ -125,7 +125,7 @@ public interface InstanceOrBuilder
    * Optional. The zone where the instance will be provisioned. If not provided,
    * the service will choose a zone for the instance. For STANDARD_HA tier,
    * instances will be created across two zones for protection against zonal
-   * failures. if [alternative_location_id] is also provided, it must be
+   * failures. If [alternative_location_id] is also provided, it must be
    * different from [location_id].
    * </pre>
    *
@@ -139,7 +139,7 @@ public interface InstanceOrBuilder
    * Optional. The zone where the instance will be provisioned. If not provided,
    * the service will choose a zone for the instance. For STANDARD_HA tier,
    * instances will be created across two zones for protection against zonal
-   * failures. if [alternative_location_id] is also provided, it must be
+   * failures. If [alternative_location_id] is also provided, it must be
    * different from [location_id].
    * </pre>
    *
@@ -177,7 +177,11 @@ public interface InstanceOrBuilder
    *
    * <pre>
    * Optional. The version of Redis software.
-   * If not provided, latest supported version will be used.
+   * If not provided, latest supported version will be used. Updating the
+   * version will perform an upgrade/downgrade to the new version. Currently,
+   * the supported values are:
+   *  *   `REDIS_4_0` for Redis 4.0 compatibility
+   *  *   `REDIS_3_2` for Redis 3.2 compatibility (default)
    * </pre>
    *
    * <code>string redis_version = 7;</code>
@@ -188,7 +192,11 @@ public interface InstanceOrBuilder
    *
    * <pre>
    * Optional. The version of Redis software.
-   * If not provided, latest supported version will be used.
+   * If not provided, latest supported version will be used. Updating the
+   * version will perform an upgrade/downgrade to the new version. Currently,
+   * the supported values are:
+   *  *   `REDIS_4_0` for Redis 4.0 compatibility
+   *  *   `REDIS_3_2` for Redis 3.2 compatibility (default)
    * </pre>
    *
    * <code>string redis_version = 7;</code>
@@ -202,7 +210,7 @@ public interface InstanceOrBuilder
    * Optional. The CIDR range of internal addresses that are reserved for this
    * instance. If not provided, the service will choose an unused /29 block,
    * for example, 10.0.0.0/29 or 192.168.0.0/29. Ranges must be unique
-   * and non-overlapping with existing subnets in a network.
+   * and non-overlapping with existing subnets in an authorized network.
    * </pre>
    *
    * <code>string reserved_ip_range = 9;</code>
@@ -215,7 +223,7 @@ public interface InstanceOrBuilder
    * Optional. The CIDR range of internal addresses that are reserved for this
    * instance. If not provided, the service will choose an unused /29 block,
    * for example, 10.0.0.0/29 or 192.168.0.0/29. Ranges must be unique
-   * and non-overlapping with existing subnets in a network.
+   * and non-overlapping with existing subnets in an authorized network.
    * </pre>
    *
    * <code>string reserved_ip_range = 9;</code>
@@ -226,7 +234,7 @@ public interface InstanceOrBuilder
    *
    *
    * <pre>
-   * Output only. Hostname or IP address of the exposed redis endpoint used by
+   * Output only. Hostname or IP address of the exposed Redis endpoint used by
    * clients to connect to the service.
    * </pre>
    *
@@ -237,7 +245,7 @@ public interface InstanceOrBuilder
    *
    *
    * <pre>
-   * Output only. Hostname or IP address of the exposed redis endpoint used by
+   * Output only. Hostname or IP address of the exposed Redis endpoint used by
    * clients to connect to the service.
    * </pre>
    *
@@ -249,7 +257,7 @@ public interface InstanceOrBuilder
    *
    *
    * <pre>
-   * Output only. The port number of the exposed redis endpoint.
+   * Output only. The port number of the exposed Redis endpoint.
    * </pre>
    *
    * <code>int32 port = 11;</code>
@@ -260,11 +268,11 @@ public interface InstanceOrBuilder
    *
    *
    * <pre>
-   * Output only. The current zone where the Redis endpoint is placed. In
-   * single zone deployments, this will always be the same as [location_id]
-   * provided by the user at creation time. In cross-zone instances (only
-   * applicable in STANDARD_HA tier), this can be either [location_id] or
-   * [alternative_location_id] and can change on a failover event.
+   * Output only. The current zone where the Redis endpoint is placed. For Basic
+   * Tier instances, this will always be the same as the [location_id]
+   * provided by the user at creation time. For Standard Tier instances,
+   * this can be either [location_id] or [alternative_location_id] and can
+   * change after a failover event.
    * </pre>
    *
    * <code>string current_location_id = 12;</code>
@@ -274,11 +282,11 @@ public interface InstanceOrBuilder
    *
    *
    * <pre>
-   * Output only. The current zone where the Redis endpoint is placed. In
-   * single zone deployments, this will always be the same as [location_id]
-   * provided by the user at creation time. In cross-zone instances (only
-   * applicable in STANDARD_HA tier), this can be either [location_id] or
-   * [alternative_location_id] and can change on a failover event.
+   * Output only. The current zone where the Redis endpoint is placed. For Basic
+   * Tier instances, this will always be the same as the [location_id]
+   * provided by the user at creation time. For Standard Tier instances,
+   * this can be either [location_id] or [alternative_location_id] and can
+   * change after a failover event.
    * </pre>
    *
    * <code>string current_location_id = 12;</code>
@@ -367,8 +375,13 @@ public interface InstanceOrBuilder
    * Optional. Redis configuration parameters, according to
    * http://redis.io/topics/config. Currently, the only supported parameters
    * are:
-   *  * maxmemory-policy
-   *  * notify-keyspace-events
+   *  Redis 3.2 and above:
+   *  *   maxmemory-policy
+   *  *   notify-keyspace-events
+   *  Redis 4.0 and above:
+   *  *   activedefrag
+   *  *   lfu-log-factor
+   *  *   lfu-decay-time
    * </pre>
    *
    * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -381,8 +394,13 @@ public interface InstanceOrBuilder
    * Optional. Redis configuration parameters, according to
    * http://redis.io/topics/config. Currently, the only supported parameters
    * are:
-   *  * maxmemory-policy
-   *  * notify-keyspace-events
+   *  Redis 3.2 and above:
+   *  *   maxmemory-policy
+   *  *   notify-keyspace-events
+   *  Redis 4.0 and above:
+   *  *   activedefrag
+   *  *   lfu-log-factor
+   *  *   lfu-decay-time
    * </pre>
    *
    * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -398,8 +416,13 @@ public interface InstanceOrBuilder
    * Optional. Redis configuration parameters, according to
    * http://redis.io/topics/config. Currently, the only supported parameters
    * are:
-   *  * maxmemory-policy
-   *  * notify-keyspace-events
+   *  Redis 3.2 and above:
+   *  *   maxmemory-policy
+   *  *   notify-keyspace-events
+   *  Redis 4.0 and above:
+   *  *   activedefrag
+   *  *   lfu-log-factor
+   *  *   lfu-decay-time
    * </pre>
    *
    * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -412,8 +435,13 @@ public interface InstanceOrBuilder
    * Optional. Redis configuration parameters, according to
    * http://redis.io/topics/config. Currently, the only supported parameters
    * are:
-   *  * maxmemory-policy
-   *  * notify-keyspace-events
+   *  Redis 3.2 and above:
+   *  *   maxmemory-policy
+   *  *   notify-keyspace-events
+   *  Redis 4.0 and above:
+   *  *   activedefrag
+   *  *   lfu-log-factor
+   *  *   lfu-decay-time
    * </pre>
    *
    * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -426,8 +454,13 @@ public interface InstanceOrBuilder
    * Optional. Redis configuration parameters, according to
    * http://redis.io/topics/config. Currently, the only supported parameters
    * are:
-   *  * maxmemory-policy
-   *  * notify-keyspace-events
+   *  Redis 3.2 and above:
+   *  *   maxmemory-policy
+   *  *   notify-keyspace-events
+   *  Redis 4.0 and above:
+   *  *   activedefrag
+   *  *   lfu-log-factor
+   *  *   lfu-decay-time
    * </pre>
    *
    * <code>map&lt;string, string&gt; redis_configs = 16;</code>
@@ -459,7 +492,7 @@ public interface InstanceOrBuilder
    *
    *
    * <pre>
-   * Required. Redis memory size in GB.
+   * Required. Redis memory size in GiB.
    * </pre>
    *
    * <code>int32 memory_size_gb = 18;</code>
diff --git a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/ListInstancesResponse.java b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/ListInstancesResponse.java
index e9e8e8b59839..fe02612b9e03 100644
--- a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/ListInstancesResponse.java
+++ b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/ListInstancesResponse.java
@@ -26,6 +26,7 @@ private ListInstancesResponse(com.google.protobuf.GeneratedMessageV3.Builder<?>
   private ListInstancesResponse() {
     instances_ = java.util.Collections.emptyList();
     nextPageToken_ = "";
+    unreachable_ = com.google.protobuf.LazyStringArrayList.EMPTY;
   }
 
   @java.lang.Override
@@ -70,6 +71,16 @@ private ListInstancesResponse(
               nextPageToken_ = s;
               break;
             }
+          case 26:
+            {
+              java.lang.String s = input.readStringRequireUtf8();
+              if (!((mutable_bitField0_ & 0x00000004) != 0)) {
+                unreachable_ = new com.google.protobuf.LazyStringArrayList();
+                mutable_bitField0_ |= 0x00000004;
+              }
+              unreachable_.add(s);
+              break;
+            }
           default:
             {
               if (!parseUnknownField(input, unknownFields, extensionRegistry, tag)) {
@@ -87,6 +98,9 @@ private ListInstancesResponse(
       if (((mutable_bitField0_ & 0x00000001) != 0)) {
         instances_ = java.util.Collections.unmodifiableList(instances_);
       }
+      if (((mutable_bitField0_ & 0x00000004) != 0)) {
+        unreachable_ = unreachable_.getUnmodifiableView();
+      }
       this.unknownFields = unknownFields.build();
       makeExtensionsImmutable();
     }
@@ -257,6 +271,57 @@ public com.google.protobuf.ByteString getNextPageTokenBytes() {
     }
   }
 
+  public static final int UNREACHABLE_FIELD_NUMBER = 3;
+  private com.google.protobuf.LazyStringList unreachable_;
+  /**
+   *
+   *
+   * <pre>
+   * Locations that could not be reached.
+   * </pre>
+   *
+   * <code>repeated string unreachable = 3;</code>
+   */
+  public com.google.protobuf.ProtocolStringList getUnreachableList() {
+    return unreachable_;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Locations that could not be reached.
+   * </pre>
+   *
+   * <code>repeated string unreachable = 3;</code>
+   */
+  public int getUnreachableCount() {
+    return unreachable_.size();
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Locations that could not be reached.
+   * </pre>
+   *
+   * <code>repeated string unreachable = 3;</code>
+   */
+  public java.lang.String getUnreachable(int index) {
+    return unreachable_.get(index);
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Locations that could not be reached.
+   * </pre>
+   *
+   * <code>repeated string unreachable = 3;</code>
+   */
+  public com.google.protobuf.ByteString getUnreachableBytes(int index) {
+    return unreachable_.getByteString(index);
+  }
+
   private byte memoizedIsInitialized = -1;
 
   @java.lang.Override
@@ -277,6 +342,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
     if (!getNextPageTokenBytes().isEmpty()) {
       com.google.protobuf.GeneratedMessageV3.writeString(output, 2, nextPageToken_);
     }
+    for (int i = 0; i < unreachable_.size(); i++) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 3, unreachable_.getRaw(i));
+    }
     unknownFields.writeTo(output);
   }
 
@@ -292,6 +360,14 @@ public int getSerializedSize() {
     if (!getNextPageTokenBytes().isEmpty()) {
       size += com.google.protobuf.GeneratedMessageV3.computeStringSize(2, nextPageToken_);
     }
+    {
+      int dataSize = 0;
+      for (int i = 0; i < unreachable_.size(); i++) {
+        dataSize += computeStringSizeNoTag(unreachable_.getRaw(i));
+      }
+      size += dataSize;
+      size += 1 * getUnreachableList().size();
+    }
     size += unknownFields.getSerializedSize();
     memoizedSize = size;
     return size;
@@ -310,6 +386,7 @@ public boolean equals(final java.lang.Object obj) {
 
     if (!getInstancesList().equals(other.getInstancesList())) return false;
     if (!getNextPageToken().equals(other.getNextPageToken())) return false;
+    if (!getUnreachableList().equals(other.getUnreachableList())) return false;
     if (!unknownFields.equals(other.unknownFields)) return false;
     return true;
   }
@@ -327,6 +404,10 @@ public int hashCode() {
     }
     hash = (37 * hash) + NEXT_PAGE_TOKEN_FIELD_NUMBER;
     hash = (53 * hash) + getNextPageToken().hashCode();
+    if (getUnreachableCount() > 0) {
+      hash = (37 * hash) + UNREACHABLE_FIELD_NUMBER;
+      hash = (53 * hash) + getUnreachableList().hashCode();
+    }
     hash = (29 * hash) + unknownFields.hashCode();
     memoizedHashCode = hash;
     return hash;
@@ -483,6 +564,8 @@ public Builder clear() {
       }
       nextPageToken_ = "";
 
+      unreachable_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+      bitField0_ = (bitField0_ & ~0x00000004);
       return this;
     }
 
@@ -522,6 +605,11 @@ public com.google.cloud.redis.v1beta1.ListInstancesResponse buildPartial() {
         result.instances_ = instancesBuilder_.build();
       }
       result.nextPageToken_ = nextPageToken_;
+      if (((bitField0_ & 0x00000004) != 0)) {
+        unreachable_ = unreachable_.getUnmodifiableView();
+        bitField0_ = (bitField0_ & ~0x00000004);
+      }
+      result.unreachable_ = unreachable_;
       result.bitField0_ = to_bitField0_;
       onBuilt();
       return result;
@@ -604,6 +692,16 @@ public Builder mergeFrom(com.google.cloud.redis.v1beta1.ListInstancesResponse ot
         nextPageToken_ = other.nextPageToken_;
         onChanged();
       }
+      if (!other.unreachable_.isEmpty()) {
+        if (unreachable_.isEmpty()) {
+          unreachable_ = other.unreachable_;
+          bitField0_ = (bitField0_ & ~0x00000004);
+        } else {
+          ensureUnreachableIsMutable();
+          unreachable_.addAll(other.unreachable_);
+        }
+        onChanged();
+      }
       this.mergeUnknownFields(other.unknownFields);
       onChanged();
       return this;
@@ -1228,6 +1326,149 @@ public Builder setNextPageTokenBytes(com.google.protobuf.ByteString value) {
       return this;
     }
 
+    private com.google.protobuf.LazyStringList unreachable_ =
+        com.google.protobuf.LazyStringArrayList.EMPTY;
+
+    private void ensureUnreachableIsMutable() {
+      if (!((bitField0_ & 0x00000004) != 0)) {
+        unreachable_ = new com.google.protobuf.LazyStringArrayList(unreachable_);
+        bitField0_ |= 0x00000004;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Locations that could not be reached.
+     * </pre>
+     *
+     * <code>repeated string unreachable = 3;</code>
+     */
+    public com.google.protobuf.ProtocolStringList getUnreachableList() {
+      return unreachable_.getUnmodifiableView();
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Locations that could not be reached.
+     * </pre>
+     *
+     * <code>repeated string unreachable = 3;</code>
+     */
+    public int getUnreachableCount() {
+      return unreachable_.size();
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Locations that could not be reached.
+     * </pre>
+     *
+     * <code>repeated string unreachable = 3;</code>
+     */
+    public java.lang.String getUnreachable(int index) {
+      return unreachable_.get(index);
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Locations that could not be reached.
+     * </pre>
+     *
+     * <code>repeated string unreachable = 3;</code>
+     */
+    public com.google.protobuf.ByteString getUnreachableBytes(int index) {
+      return unreachable_.getByteString(index);
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Locations that could not be reached.
+     * </pre>
+     *
+     * <code>repeated string unreachable = 3;</code>
+     */
+    public Builder setUnreachable(int index, java.lang.String value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      ensureUnreachableIsMutable();
+      unreachable_.set(index, value);
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Locations that could not be reached.
+     * </pre>
+     *
+     * <code>repeated string unreachable = 3;</code>
+     */
+    public Builder addUnreachable(java.lang.String value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      ensureUnreachableIsMutable();
+      unreachable_.add(value);
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Locations that could not be reached.
+     * </pre>
+     *
+     * <code>repeated string unreachable = 3;</code>
+     */
+    public Builder addAllUnreachable(java.lang.Iterable<java.lang.String> values) {
+      ensureUnreachableIsMutable();
+      com.google.protobuf.AbstractMessageLite.Builder.addAll(values, unreachable_);
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Locations that could not be reached.
+     * </pre>
+     *
+     * <code>repeated string unreachable = 3;</code>
+     */
+    public Builder clearUnreachable() {
+      unreachable_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+      bitField0_ = (bitField0_ & ~0x00000004);
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Locations that could not be reached.
+     * </pre>
+     *
+     * <code>repeated string unreachable = 3;</code>
+     */
+    public Builder addUnreachableBytes(com.google.protobuf.ByteString value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      checkByteStringIsUtf8(value);
+      ensureUnreachableIsMutable();
+      unreachable_.add(value);
+      onChanged();
+      return this;
+    }
+
     @java.lang.Override
     public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
       return super.setUnknownFields(unknownFields);
diff --git a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/ListInstancesResponseOrBuilder.java b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/ListInstancesResponseOrBuilder.java
index d600941a4d09..069b669b23c8 100644
--- a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/ListInstancesResponseOrBuilder.java
+++ b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/ListInstancesResponseOrBuilder.java
@@ -122,4 +122,45 @@ public interface ListInstancesResponseOrBuilder
    * <code>string next_page_token = 2;</code>
    */
   com.google.protobuf.ByteString getNextPageTokenBytes();
+
+  /**
+   *
+   *
+   * <pre>
+   * Locations that could not be reached.
+   * </pre>
+   *
+   * <code>repeated string unreachable = 3;</code>
+   */
+  java.util.List<java.lang.String> getUnreachableList();
+  /**
+   *
+   *
+   * <pre>
+   * Locations that could not be reached.
+   * </pre>
+   *
+   * <code>repeated string unreachable = 3;</code>
+   */
+  int getUnreachableCount();
+  /**
+   *
+   *
+   * <pre>
+   * Locations that could not be reached.
+   * </pre>
+   *
+   * <code>repeated string unreachable = 3;</code>
+   */
+  java.lang.String getUnreachable(int index);
+  /**
+   *
+   *
+   * <pre>
+   * Locations that could not be reached.
+   * </pre>
+   *
+   * <code>repeated string unreachable = 3;</code>
+   */
+  com.google.protobuf.ByteString getUnreachableBytes(int index);
 }
diff --git a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/UpdateInstanceRequest.java b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/UpdateInstanceRequest.java
index ecaec8aeada5..b6b091ab55d6 100644
--- a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/UpdateInstanceRequest.java
+++ b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/UpdateInstanceRequest.java
@@ -122,11 +122,11 @@ public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
    * <pre>
    * Required. Mask of fields to update. At least one path must be supplied in
    * this field. The elements of the repeated paths field may only include these
-   * fields from [Instance][CloudRedis.Instance]:
-   * * `display_name`
-   * * `labels`
-   * * `memory_size_gb`
-   * * `redis_config`
+   * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+   *  *   `displayName`
+   *  *   `labels`
+   *  *   `memorySizeGb`
+   *  *   `redisConfig`
    * </pre>
    *
    * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -140,11 +140,11 @@ public boolean hasUpdateMask() {
    * <pre>
    * Required. Mask of fields to update. At least one path must be supplied in
    * this field. The elements of the repeated paths field may only include these
-   * fields from [Instance][CloudRedis.Instance]:
-   * * `display_name`
-   * * `labels`
-   * * `memory_size_gb`
-   * * `redis_config`
+   * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+   *  *   `displayName`
+   *  *   `labels`
+   *  *   `memorySizeGb`
+   *  *   `redisConfig`
    * </pre>
    *
    * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -158,11 +158,11 @@ public com.google.protobuf.FieldMask getUpdateMask() {
    * <pre>
    * Required. Mask of fields to update. At least one path must be supplied in
    * this field. The elements of the repeated paths field may only include these
-   * fields from [Instance][CloudRedis.Instance]:
-   * * `display_name`
-   * * `labels`
-   * * `memory_size_gb`
-   * * `redis_config`
+   * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+   *  *   `displayName`
+   *  *   `labels`
+   *  *   `memorySizeGb`
+   *  *   `redisConfig`
    * </pre>
    *
    * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -586,11 +586,11 @@ public Builder mergeFrom(
      * <pre>
      * Required. Mask of fields to update. At least one path must be supplied in
      * this field. The elements of the repeated paths field may only include these
-     * fields from [Instance][CloudRedis.Instance]:
-     * * `display_name`
-     * * `labels`
-     * * `memory_size_gb`
-     * * `redis_config`
+     * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+     *  *   `displayName`
+     *  *   `labels`
+     *  *   `memorySizeGb`
+     *  *   `redisConfig`
      * </pre>
      *
      * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -604,11 +604,11 @@ public boolean hasUpdateMask() {
      * <pre>
      * Required. Mask of fields to update. At least one path must be supplied in
      * this field. The elements of the repeated paths field may only include these
-     * fields from [Instance][CloudRedis.Instance]:
-     * * `display_name`
-     * * `labels`
-     * * `memory_size_gb`
-     * * `redis_config`
+     * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+     *  *   `displayName`
+     *  *   `labels`
+     *  *   `memorySizeGb`
+     *  *   `redisConfig`
      * </pre>
      *
      * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -628,11 +628,11 @@ public com.google.protobuf.FieldMask getUpdateMask() {
      * <pre>
      * Required. Mask of fields to update. At least one path must be supplied in
      * this field. The elements of the repeated paths field may only include these
-     * fields from [Instance][CloudRedis.Instance]:
-     * * `display_name`
-     * * `labels`
-     * * `memory_size_gb`
-     * * `redis_config`
+     * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+     *  *   `displayName`
+     *  *   `labels`
+     *  *   `memorySizeGb`
+     *  *   `redisConfig`
      * </pre>
      *
      * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -656,11 +656,11 @@ public Builder setUpdateMask(com.google.protobuf.FieldMask value) {
      * <pre>
      * Required. Mask of fields to update. At least one path must be supplied in
      * this field. The elements of the repeated paths field may only include these
-     * fields from [Instance][CloudRedis.Instance]:
-     * * `display_name`
-     * * `labels`
-     * * `memory_size_gb`
-     * * `redis_config`
+     * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+     *  *   `displayName`
+     *  *   `labels`
+     *  *   `memorySizeGb`
+     *  *   `redisConfig`
      * </pre>
      *
      * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -681,11 +681,11 @@ public Builder setUpdateMask(com.google.protobuf.FieldMask.Builder builderForVal
      * <pre>
      * Required. Mask of fields to update. At least one path must be supplied in
      * this field. The elements of the repeated paths field may only include these
-     * fields from [Instance][CloudRedis.Instance]:
-     * * `display_name`
-     * * `labels`
-     * * `memory_size_gb`
-     * * `redis_config`
+     * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+     *  *   `displayName`
+     *  *   `labels`
+     *  *   `memorySizeGb`
+     *  *   `redisConfig`
      * </pre>
      *
      * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -711,11 +711,11 @@ public Builder mergeUpdateMask(com.google.protobuf.FieldMask value) {
      * <pre>
      * Required. Mask of fields to update. At least one path must be supplied in
      * this field. The elements of the repeated paths field may only include these
-     * fields from [Instance][CloudRedis.Instance]:
-     * * `display_name`
-     * * `labels`
-     * * `memory_size_gb`
-     * * `redis_config`
+     * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+     *  *   `displayName`
+     *  *   `labels`
+     *  *   `memorySizeGb`
+     *  *   `redisConfig`
      * </pre>
      *
      * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -737,11 +737,11 @@ public Builder clearUpdateMask() {
      * <pre>
      * Required. Mask of fields to update. At least one path must be supplied in
      * this field. The elements of the repeated paths field may only include these
-     * fields from [Instance][CloudRedis.Instance]:
-     * * `display_name`
-     * * `labels`
-     * * `memory_size_gb`
-     * * `redis_config`
+     * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+     *  *   `displayName`
+     *  *   `labels`
+     *  *   `memorySizeGb`
+     *  *   `redisConfig`
      * </pre>
      *
      * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -757,11 +757,11 @@ public com.google.protobuf.FieldMask.Builder getUpdateMaskBuilder() {
      * <pre>
      * Required. Mask of fields to update. At least one path must be supplied in
      * this field. The elements of the repeated paths field may only include these
-     * fields from [Instance][CloudRedis.Instance]:
-     * * `display_name`
-     * * `labels`
-     * * `memory_size_gb`
-     * * `redis_config`
+     * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+     *  *   `displayName`
+     *  *   `labels`
+     *  *   `memorySizeGb`
+     *  *   `redisConfig`
      * </pre>
      *
      * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -781,11 +781,11 @@ public com.google.protobuf.FieldMaskOrBuilder getUpdateMaskOrBuilder() {
      * <pre>
      * Required. Mask of fields to update. At least one path must be supplied in
      * this field. The elements of the repeated paths field may only include these
-     * fields from [Instance][CloudRedis.Instance]:
-     * * `display_name`
-     * * `labels`
-     * * `memory_size_gb`
-     * * `redis_config`
+     * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+     *  *   `displayName`
+     *  *   `labels`
+     *  *   `memorySizeGb`
+     *  *   `redisConfig`
      * </pre>
      *
      * <code>.google.protobuf.FieldMask update_mask = 1;</code>
diff --git a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/UpdateInstanceRequestOrBuilder.java b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/UpdateInstanceRequestOrBuilder.java
index 06d5b90b3b0b..bf2ba1877769 100644
--- a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/UpdateInstanceRequestOrBuilder.java
+++ b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/java/com/google/cloud/redis/v1beta1/UpdateInstanceRequestOrBuilder.java
@@ -14,11 +14,11 @@ public interface UpdateInstanceRequestOrBuilder
    * <pre>
    * Required. Mask of fields to update. At least one path must be supplied in
    * this field. The elements of the repeated paths field may only include these
-   * fields from [Instance][CloudRedis.Instance]:
-   * * `display_name`
-   * * `labels`
-   * * `memory_size_gb`
-   * * `redis_config`
+   * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+   *  *   `displayName`
+   *  *   `labels`
+   *  *   `memorySizeGb`
+   *  *   `redisConfig`
    * </pre>
    *
    * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -30,11 +30,11 @@ public interface UpdateInstanceRequestOrBuilder
    * <pre>
    * Required. Mask of fields to update. At least one path must be supplied in
    * this field. The elements of the repeated paths field may only include these
-   * fields from [Instance][CloudRedis.Instance]:
-   * * `display_name`
-   * * `labels`
-   * * `memory_size_gb`
-   * * `redis_config`
+   * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+   *  *   `displayName`
+   *  *   `labels`
+   *  *   `memorySizeGb`
+   *  *   `redisConfig`
    * </pre>
    *
    * <code>.google.protobuf.FieldMask update_mask = 1;</code>
@@ -46,11 +46,11 @@ public interface UpdateInstanceRequestOrBuilder
    * <pre>
    * Required. Mask of fields to update. At least one path must be supplied in
    * this field. The elements of the repeated paths field may only include these
-   * fields from [Instance][CloudRedis.Instance]:
-   * * `display_name`
-   * * `labels`
-   * * `memory_size_gb`
-   * * `redis_config`
+   * fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+   *  *   `displayName`
+   *  *   `labels`
+   *  *   `memorySizeGb`
+   *  *   `redisConfig`
    * </pre>
    *
    * <code>.google.protobuf.FieldMask update_mask = 1;</code>
diff --git a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/proto/google/cloud/redis/v1beta1/cloud_redis.proto b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/proto/google/cloud/redis/v1beta1/cloud_redis.proto
index 778b2e4441a4..0335a002690c 100644
--- a/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/proto/google/cloud/redis/v1beta1/cloud_redis.proto
+++ b/google-api-grpc/proto-google-cloud-redis-v1beta1/src/main/proto/google/cloud/redis/v1beta1/cloud_redis.proto
@@ -1,4 +1,4 @@
-// Copyright 2018 Google Inc.
+// Copyright 2019 Google LLC.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -11,12 +11,14 @@
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
+//
 
 syntax = "proto3";
 
 package google.cloud.redis.v1beta1;
 
 import "google/api/annotations.proto";
+import "google/api/resource.proto";
 import "google/longrunning/operations.proto";
 import "google/protobuf/field_mask.proto";
 import "google/protobuf/timestamp.proto";
@@ -65,7 +67,7 @@ service CloudRedis {
 
   // Creates a Redis instance based on the specified tier and memory size.
   //
-  // By default, the instance is peered to the project's
+  // By default, the instance is accessible from the project's
   // [default network](/compute/docs/networks-and-firewalls#networks).
   //
   // The creation is executed asynchronously and callers may check the returned
@@ -96,6 +98,16 @@ service CloudRedis {
     };
   }
 
+  // Failover the master role to current replica node against a specific
+  // STANDARD tier redis instance.
+  rpc FailoverInstance(FailoverInstanceRequest)
+      returns (google.longrunning.Operation) {
+    option (google.api.http) = {
+      post: "/v1beta1/{name=projects/*/locations/*/instances/*}:failover"
+      body: "*"
+    };
+  }
+
   // Deletes a specific Redis instance.  Instance stops serving and data is
   // deleted.
   rpc DeleteInstance(DeleteInstanceRequest)
@@ -127,12 +139,17 @@ message Instance {
     // Redis instance is being deleted.
     DELETING = 4;
 
-    // Redis instance is being repaired and may be unusable. Details can be
-    // found in the `status_message` field.
+    // Redis instance is being repaired and may be unusable.
     REPAIRING = 5;
 
     // Maintenance is being performed on this Redis instance.
     MAINTENANCE = 6;
+
+    // Redis instance is importing data (availability may be affected).
+    IMPORTING = 8;
+
+    // Redis instance is failing over (availability may be affected).
+    FAILING_OVER = 10;
   }
 
   // Available service tiers to choose from
@@ -152,7 +169,7 @@ message Instance {
   //     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
   //
   // Note: Redis instances are managed and addressed at regional level so
-  // location_id here refers to a GCP region; however, users get to choose which
+  // location_id here refers to a GCP region; however, users may choose which
   // specific zone (or collection of zones for cross-zone instances) an instance
   // should be provisioned in. Refer to [location_id] and
   // [alternative_location_id] fields for more details.
@@ -167,7 +184,7 @@ message Instance {
   // Optional. The zone where the instance will be provisioned. If not provided,
   // the service will choose a zone for the instance. For STANDARD_HA tier,
   // instances will be created across two zones for protection against zonal
-  // failures. if [alternative_location_id] is also provided, it must be
+  // failures. If [alternative_location_id] is also provided, it must be
   // different from [location_id].
   string location_id = 4;
 
@@ -177,27 +194,32 @@ message Instance {
   string alternative_location_id = 5;
 
   // Optional. The version of Redis software.
-  // If not provided, latest supported version will be used.
+  // If not provided, latest supported version will be used. Updating the
+  // version will perform an upgrade/downgrade to the new version. Currently,
+  // the supported values are:
+  //
+  //  *   `REDIS_4_0` for Redis 4.0 compatibility
+  //  *   `REDIS_3_2` for Redis 3.2 compatibility (default)
   string redis_version = 7;
 
   // Optional. The CIDR range of internal addresses that are reserved for this
   // instance. If not provided, the service will choose an unused /29 block,
   // for example, 10.0.0.0/29 or 192.168.0.0/29. Ranges must be unique
-  // and non-overlapping with existing subnets in a network.
+  // and non-overlapping with existing subnets in an authorized network.
   string reserved_ip_range = 9;
 
-  // Output only. Hostname or IP address of the exposed redis endpoint used by
+  // Output only. Hostname or IP address of the exposed Redis endpoint used by
   // clients to connect to the service.
   string host = 10;
 
-  // Output only. The port number of the exposed redis endpoint.
+  // Output only. The port number of the exposed Redis endpoint.
   int32 port = 11;
 
-  // Output only. The current zone where the Redis endpoint is placed. In
-  // single zone deployments, this will always be the same as [location_id]
-  // provided by the user at creation time. In cross-zone instances (only
-  // applicable in STANDARD_HA tier), this can be either [location_id] or
-  // [alternative_location_id] and can change on a failover event.
+  // Output only. The current zone where the Redis endpoint is placed. For Basic
+  // Tier instances, this will always be the same as the [location_id]
+  // provided by the user at creation time. For Standard Tier instances,
+  // this can be either [location_id] or [alternative_location_id] and can
+  // change after a failover event.
   string current_location_id = 12;
 
   // Output only. The time the instance was created.
@@ -213,14 +235,23 @@ message Instance {
   // Optional. Redis configuration parameters, according to
   // http://redis.io/topics/config. Currently, the only supported parameters
   // are:
-  //  * maxmemory-policy
-  //  * notify-keyspace-events
+  //
+  //  Redis 3.2 and above:
+  //
+  //  *   maxmemory-policy
+  //  *   notify-keyspace-events
+  //
+  //  Redis 4.0 and above:
+  //
+  //  *   activedefrag
+  //  *   lfu-log-factor
+  //  *   lfu-decay-time
   map<string, string> redis_configs = 16;
 
   // Required. The service tier of the instance.
   Tier tier = 17;
 
-  // Required. Redis memory size in GB.
+  // Required. Redis memory size in GiB.
   int32 memory_size_gb = 18;
 
   // Optional. The full name of the Google Compute Engine
@@ -270,6 +301,9 @@ message ListInstancesResponse {
   // Token to retrieve the next page of results, or empty if there are no more
   // results in the list.
   string next_page_token = 2;
+
+  // Locations that could not be reached.
+  repeated string unreachable = 3;
 }
 
 // Request for [GetInstance][google.cloud.redis.v1beta1.CloudRedis.GetInstance].
@@ -307,11 +341,12 @@ message CreateInstanceRequest {
 message UpdateInstanceRequest {
   // Required. Mask of fields to update. At least one path must be supplied in
   // this field. The elements of the repeated paths field may only include these
-  // fields from [Instance][CloudRedis.Instance]:
-  // * `display_name`
-  // * `labels`
-  // * `memory_size_gb`
-  // * `redis_config`
+  // fields from [Instance][google.cloud.redis.v1beta1.Instance]:
+  //
+  //  *   `displayName`
+  //  *   `labels`
+  //  *   `memorySizeGb`
+  //  *   `redisConfig`
   google.protobuf.FieldMask update_mask = 1;
 
   // Required. Update description.
@@ -328,6 +363,32 @@ message DeleteInstanceRequest {
   string name = 1;
 }
 
+// Request for
+// [Failover][google.cloud.redis.v1beta1.CloudRedis.FailoverInstance].
+message FailoverInstanceRequest {
+  enum DataProtectionMode {
+    DATA_PROTECTION_MODE_UNSPECIFIED = 0;
+
+    // Instance failover will be protected with data loss control. More
+    // specifically, the failover will only be performed if the current
+    // replication offset diff between master and replica is under a certain
+    // threshold.
+    LIMITED_DATA_LOSS = 1;
+
+    // Instance failover will be performed without data loss control.
+    FORCE_DATA_LOSS = 2;
+  }
+
+  // Required. Redis instance resource name using the form:
+  //     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
+  // where `location_id` refers to a GCP region
+  string name = 1;
+
+  // Optional. Available data protection modes that the user can choose. If it's
+  // unspecified, data protection mode will be LIMITED_DATA_LOSS by default.
+  DataProtectionMode data_protection_mode = 2;
+}
+
 // This location metadata represents additional configuration options for a
 // given location where a Redis instance may be created. All fields are output
 // only. It is returned as content of the
diff --git a/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisClient.java b/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisClient.java
index 8104b79bb1a9..6c92a9c95ec9 100644
--- a/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisClient.java
+++ b/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisClient.java
@@ -448,7 +448,7 @@ public final UnaryCallable<GetInstanceRequest, Instance> getInstanceCallable() {
   /**
    * Creates a Redis instance based on the specified tier and memory size.
    *
-   * <p>By default, the instance is peered to the project's [default
+   * <p>By default, the instance is accessible from the project's [default
    * network](/compute/docs/networks-and-firewalls#networks).
    *
    * <p>The creation is executed asynchronously and callers may check the returned operation to
@@ -503,7 +503,7 @@ public final OperationFuture<Instance, Any> createInstanceAsync(
   /**
    * Creates a Redis instance based on the specified tier and memory size.
    *
-   * <p>By default, the instance is peered to the project's [default
+   * <p>By default, the instance is accessible from the project's [default
    * network](/compute/docs/networks-and-firewalls#networks).
    *
    * <p>The creation is executed asynchronously and callers may check the returned operation to
@@ -558,7 +558,7 @@ public final OperationFuture<Instance, Any> createInstanceAsync(
   /**
    * Creates a Redis instance based on the specified tier and memory size.
    *
-   * <p>By default, the instance is peered to the project's [default
+   * <p>By default, the instance is accessible from the project's [default
    * network](/compute/docs/networks-and-firewalls#networks).
    *
    * <p>The creation is executed asynchronously and callers may check the returned operation to
@@ -603,7 +603,7 @@ public final OperationFuture<Instance, Any> createInstanceAsync(CreateInstanceRe
   /**
    * Creates a Redis instance based on the specified tier and memory size.
    *
-   * <p>By default, the instance is peered to the project's [default
+   * <p>By default, the instance is accessible from the project's [default
    * network](/compute/docs/networks-and-firewalls#networks).
    *
    * <p>The creation is executed asynchronously and callers may check the returned operation to
@@ -647,7 +647,7 @@ public final OperationFuture<Instance, Any> createInstanceAsync(CreateInstanceRe
   /**
    * Creates a Redis instance based on the specified tier and memory size.
    *
-   * <p>By default, the instance is peered to the project's [default
+   * <p>By default, the instance is accessible from the project's [default
    * network](/compute/docs/networks-and-firewalls#networks).
    *
    * <p>The creation is executed asynchronously and callers may check the returned operation to
@@ -715,8 +715,8 @@ public final UnaryCallable<CreateInstanceRequest, Operation> createInstanceCalla
    *
    * @param updateMask Required. Mask of fields to update. At least one path must be supplied in
    *     this field. The elements of the repeated paths field may only include these fields from
-   *     [Instance][CloudRedis.Instance]: &#42; `display_name` &#42; `labels` &#42; `memory_size_gb`
-   *     &#42; `redis_config`
+   *     [Instance][google.cloud.redis.v1beta1.Instance]:
+   *     <p>&#42; `displayName` &#42; `labels` &#42; `memorySizeGb` &#42; `redisConfig`
    * @param instance Required. Update description. Only fields specified in update_mask are updated.
    * @throws com.google.api.gax.rpc.ApiException if the remote call fails
    */
@@ -973,6 +973,122 @@ public final UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCalla
     return stub.deleteInstanceCallable();
   }
 
+  // AUTO-GENERATED DOCUMENTATION AND METHOD
+  /**
+   * Failover the master role to current replica node against a specific STANDARD tier redis
+   * instance.
+   *
+   * <p>Sample code:
+   *
+   * <pre><code>
+   * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
+   *   String formattedName = InstanceName.format("[PROJECT]", "[LOCATION]", "[INSTANCE]");
+   *   FailoverInstanceRequest.DataProtectionMode dataProtectionMode = FailoverInstanceRequest.DataProtectionMode.DATA_PROTECTION_MODE_UNSPECIFIED;
+   *   Instance response = cloudRedisClient.failoverInstanceAsync(formattedName, dataProtectionMode).get();
+   * }
+   * </code></pre>
+   *
+   * @param name Required. Redis instance resource name using the form:
+   *     `projects/{project_id}/locations/{location_id}/instances/{instance_id}` where `location_id`
+   *     refers to a GCP region
+   * @param dataProtectionMode Optional. Available data protection modes that the user can choose.
+   *     If it's unspecified, data protection mode will be LIMITED_DATA_LOSS by default.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  @BetaApi(
+      "The surface for long-running operations is not stable yet and may change in the future.")
+  public final OperationFuture<Instance, Any> failoverInstanceAsync(
+      String name, FailoverInstanceRequest.DataProtectionMode dataProtectionMode) {
+
+    FailoverInstanceRequest request =
+        FailoverInstanceRequest.newBuilder()
+            .setName(name)
+            .setDataProtectionMode(dataProtectionMode)
+            .build();
+    return failoverInstanceAsync(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD
+  /**
+   * Failover the master role to current replica node against a specific STANDARD tier redis
+   * instance.
+   *
+   * <p>Sample code:
+   *
+   * <pre><code>
+   * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
+   *   String formattedName = InstanceName.format("[PROJECT]", "[LOCATION]", "[INSTANCE]");
+   *   FailoverInstanceRequest.DataProtectionMode dataProtectionMode = FailoverInstanceRequest.DataProtectionMode.DATA_PROTECTION_MODE_UNSPECIFIED;
+   *   FailoverInstanceRequest request = FailoverInstanceRequest.newBuilder()
+   *     .setName(formattedName)
+   *     .setDataProtectionMode(dataProtectionMode)
+   *     .build();
+   *   Instance response = cloudRedisClient.failoverInstanceAsync(request).get();
+   * }
+   * </code></pre>
+   *
+   * @param request The request object containing all of the parameters for the API call.
+   * @throws com.google.api.gax.rpc.ApiException if the remote call fails
+   */
+  @BetaApi(
+      "The surface for long-running operations is not stable yet and may change in the future.")
+  public final OperationFuture<Instance, Any> failoverInstanceAsync(
+      FailoverInstanceRequest request) {
+    return failoverInstanceOperationCallable().futureCall(request);
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD
+  /**
+   * Failover the master role to current replica node against a specific STANDARD tier redis
+   * instance.
+   *
+   * <p>Sample code:
+   *
+   * <pre><code>
+   * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
+   *   String formattedName = InstanceName.format("[PROJECT]", "[LOCATION]", "[INSTANCE]");
+   *   FailoverInstanceRequest.DataProtectionMode dataProtectionMode = FailoverInstanceRequest.DataProtectionMode.DATA_PROTECTION_MODE_UNSPECIFIED;
+   *   FailoverInstanceRequest request = FailoverInstanceRequest.newBuilder()
+   *     .setName(formattedName)
+   *     .setDataProtectionMode(dataProtectionMode)
+   *     .build();
+   *   OperationFuture&lt;Instance, Any&gt; future = cloudRedisClient.failoverInstanceOperationCallable().futureCall(request);
+   *   // Do something
+   *   Instance response = future.get();
+   * }
+   * </code></pre>
+   */
+  @BetaApi("The surface for use by generated code is not stable yet and may change in the future.")
+  public final OperationCallable<FailoverInstanceRequest, Instance, Any>
+      failoverInstanceOperationCallable() {
+    return stub.failoverInstanceOperationCallable();
+  }
+
+  // AUTO-GENERATED DOCUMENTATION AND METHOD
+  /**
+   * Failover the master role to current replica node against a specific STANDARD tier redis
+   * instance.
+   *
+   * <p>Sample code:
+   *
+   * <pre><code>
+   * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
+   *   String formattedName = InstanceName.format("[PROJECT]", "[LOCATION]", "[INSTANCE]");
+   *   FailoverInstanceRequest.DataProtectionMode dataProtectionMode = FailoverInstanceRequest.DataProtectionMode.DATA_PROTECTION_MODE_UNSPECIFIED;
+   *   FailoverInstanceRequest request = FailoverInstanceRequest.newBuilder()
+   *     .setName(formattedName)
+   *     .setDataProtectionMode(dataProtectionMode)
+   *     .build();
+   *   ApiFuture&lt;Operation&gt; future = cloudRedisClient.failoverInstanceCallable().futureCall(request);
+   *   // Do something
+   *   Operation response = future.get();
+   * }
+   * </code></pre>
+   */
+  public final UnaryCallable<FailoverInstanceRequest, Operation> failoverInstanceCallable() {
+    return stub.failoverInstanceCallable();
+  }
+
   @Override
   public final void close() {
     stub.close();
diff --git a/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisSettings.java b/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisSettings.java
index d516a7e35f3b..828091747250 100644
--- a/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisSettings.java
+++ b/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisSettings.java
@@ -116,6 +116,19 @@ public UnaryCallSettings<DeleteInstanceRequest, Operation> deleteInstanceSetting
     return ((CloudRedisStubSettings) getStubSettings()).deleteInstanceOperationSettings();
   }
 
+  /** Returns the object with the settings used for calls to failoverInstance. */
+  public UnaryCallSettings<FailoverInstanceRequest, Operation> failoverInstanceSettings() {
+    return ((CloudRedisStubSettings) getStubSettings()).failoverInstanceSettings();
+  }
+
+  /** Returns the object with the settings used for calls to failoverInstance. */
+  @BetaApi(
+      "The surface for long-running operations is not stable yet and may change in the future.")
+  public OperationCallSettings<FailoverInstanceRequest, Instance, Any>
+      failoverInstanceOperationSettings() {
+    return ((CloudRedisStubSettings) getStubSettings()).failoverInstanceOperationSettings();
+  }
+
   public static final CloudRedisSettings create(CloudRedisStubSettings stub) throws IOException {
     return new CloudRedisSettings.Builder(stub.toBuilder()).build();
   }
@@ -263,6 +276,20 @@ public UnaryCallSettings.Builder<DeleteInstanceRequest, Operation> deleteInstanc
       return getStubSettingsBuilder().deleteInstanceOperationSettings();
     }
 
+    /** Returns the builder for the settings used for calls to failoverInstance. */
+    public UnaryCallSettings.Builder<FailoverInstanceRequest, Operation>
+        failoverInstanceSettings() {
+      return getStubSettingsBuilder().failoverInstanceSettings();
+    }
+
+    /** Returns the builder for the settings used for calls to failoverInstance. */
+    @BetaApi(
+        "The surface for long-running operations is not stable yet and may change in the future.")
+    public OperationCallSettings.Builder<FailoverInstanceRequest, Instance, Any>
+        failoverInstanceOperationSettings() {
+      return getStubSettingsBuilder().failoverInstanceOperationSettings();
+    }
+
     @Override
     public CloudRedisSettings build() throws IOException {
       return new CloudRedisSettings(this);
diff --git a/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStub.java b/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStub.java
index 3f1f50012396..bed3a0ac0eee 100644
--- a/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStub.java
+++ b/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStub.java
@@ -23,6 +23,7 @@
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.redis.v1beta1.CreateInstanceRequest;
 import com.google.cloud.redis.v1beta1.DeleteInstanceRequest;
+import com.google.cloud.redis.v1beta1.FailoverInstanceRequest;
 import com.google.cloud.redis.v1beta1.GetInstanceRequest;
 import com.google.cloud.redis.v1beta1.Instance;
 import com.google.cloud.redis.v1beta1.ListInstancesRequest;
@@ -89,6 +90,16 @@ public UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCallable()
     throw new UnsupportedOperationException("Not implemented: deleteInstanceCallable()");
   }
 
+  @BetaApi("The surface for use by generated code is not stable yet and may change in the future.")
+  public OperationCallable<FailoverInstanceRequest, Instance, Any>
+      failoverInstanceOperationCallable() {
+    throw new UnsupportedOperationException("Not implemented: failoverInstanceOperationCallable()");
+  }
+
+  public UnaryCallable<FailoverInstanceRequest, Operation> failoverInstanceCallable() {
+    throw new UnsupportedOperationException("Not implemented: failoverInstanceCallable()");
+  }
+
   @Override
   public abstract void close();
 }
diff --git a/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java b/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java
index fbfd30923346..d4cb52636de3 100644
--- a/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java
+++ b/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java
@@ -45,6 +45,7 @@
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.redis.v1beta1.CreateInstanceRequest;
 import com.google.cloud.redis.v1beta1.DeleteInstanceRequest;
+import com.google.cloud.redis.v1beta1.FailoverInstanceRequest;
 import com.google.cloud.redis.v1beta1.GetInstanceRequest;
 import com.google.cloud.redis.v1beta1.Instance;
 import com.google.cloud.redis.v1beta1.ListInstancesRequest;
@@ -108,6 +109,9 @@ public class CloudRedisStubSettings extends StubSettings<CloudRedisStubSettings>
   private final UnaryCallSettings<DeleteInstanceRequest, Operation> deleteInstanceSettings;
   private final OperationCallSettings<DeleteInstanceRequest, Empty, Any>
       deleteInstanceOperationSettings;
+  private final UnaryCallSettings<FailoverInstanceRequest, Operation> failoverInstanceSettings;
+  private final OperationCallSettings<FailoverInstanceRequest, Instance, Any>
+      failoverInstanceOperationSettings;
 
   /** Returns the object with the settings used for calls to listInstances. */
   public PagedCallSettings<ListInstancesRequest, ListInstancesResponse, ListInstancesPagedResponse>
@@ -156,6 +160,18 @@ public UnaryCallSettings<DeleteInstanceRequest, Operation> deleteInstanceSetting
     return deleteInstanceOperationSettings;
   }
 
+  /** Returns the object with the settings used for calls to failoverInstance. */
+  public UnaryCallSettings<FailoverInstanceRequest, Operation> failoverInstanceSettings() {
+    return failoverInstanceSettings;
+  }
+
+  /** Returns the object with the settings used for calls to failoverInstance. */
+  @BetaApi("The surface for use by generated code is not stable yet and may change in the future.")
+  public OperationCallSettings<FailoverInstanceRequest, Instance, Any>
+      failoverInstanceOperationSettings() {
+    return failoverInstanceOperationSettings;
+  }
+
   @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public CloudRedisStub createStub() throws IOException {
     if (getTransportChannelProvider()
@@ -232,6 +248,8 @@ protected CloudRedisStubSettings(Builder settingsBuilder) throws IOException {
     updateInstanceOperationSettings = settingsBuilder.updateInstanceOperationSettings().build();
     deleteInstanceSettings = settingsBuilder.deleteInstanceSettings().build();
     deleteInstanceOperationSettings = settingsBuilder.deleteInstanceOperationSettings().build();
+    failoverInstanceSettings = settingsBuilder.failoverInstanceSettings().build();
+    failoverInstanceOperationSettings = settingsBuilder.failoverInstanceOperationSettings().build();
   }
 
   private static final PagedListDescriptor<ListInstancesRequest, ListInstancesResponse, Instance>
@@ -307,6 +325,10 @@ public static class Builder extends StubSettings.Builder<CloudRedisStubSettings,
         deleteInstanceSettings;
     private final OperationCallSettings.Builder<DeleteInstanceRequest, Empty, Any>
         deleteInstanceOperationSettings;
+    private final UnaryCallSettings.Builder<FailoverInstanceRequest, Operation>
+        failoverInstanceSettings;
+    private final OperationCallSettings.Builder<FailoverInstanceRequest, Instance, Any>
+        failoverInstanceOperationSettings;
 
     private static final ImmutableMap<String, ImmutableSet<StatusCode.Code>>
         RETRYABLE_CODE_DEFINITIONS;
@@ -365,13 +387,18 @@ protected Builder(ClientContext clientContext) {
 
       deleteInstanceOperationSettings = OperationCallSettings.newBuilder();
 
+      failoverInstanceSettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
+
+      failoverInstanceOperationSettings = OperationCallSettings.newBuilder();
+
       unaryMethodSettingsBuilders =
           ImmutableList.<UnaryCallSettings.Builder<?, ?>>of(
               listInstancesSettings,
               getInstanceSettings,
               createInstanceSettings,
               updateInstanceSettings,
-              deleteInstanceSettings);
+              deleteInstanceSettings,
+              failoverInstanceSettings);
 
       initDefaults(this);
     }
@@ -411,6 +438,11 @@ private static Builder initDefaults(Builder builder) {
           .deleteInstanceSettings()
           .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("non_idempotent"))
           .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"));
+
+      builder
+          .failoverInstanceSettings()
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("non_idempotent"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"));
       builder
           .createInstanceOperationSettings()
           .setInitialCallSettings(
@@ -453,7 +485,7 @@ private static Builder initDefaults(Builder builder) {
                       .setInitialRpcTimeout(Duration.ZERO) // ignored
                       .setRpcTimeoutMultiplier(1.0) // ignored
                       .setMaxRpcTimeout(Duration.ZERO) // ignored
-                      .setTotalTimeout(Duration.ofMillis(1200000L))
+                      .setTotalTimeout(Duration.ofMillis(7200000L))
                       .build()));
       builder
           .deleteInstanceOperationSettings()
@@ -477,6 +509,28 @@ private static Builder initDefaults(Builder builder) {
                       .setMaxRpcTimeout(Duration.ZERO) // ignored
                       .setTotalTimeout(Duration.ofMillis(1200000L))
                       .build()));
+      builder
+          .failoverInstanceOperationSettings()
+          .setInitialCallSettings(
+              UnaryCallSettings
+                  .<FailoverInstanceRequest, OperationSnapshot>newUnaryCallSettingsBuilder()
+                  .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("idempotent"))
+                  .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"))
+                  .build())
+          .setResponseTransformer(
+              ProtoOperationTransformers.ResponseTransformer.create(Instance.class))
+          .setMetadataTransformer(ProtoOperationTransformers.MetadataTransformer.create(Any.class))
+          .setPollingAlgorithm(
+              OperationTimedPollAlgorithm.create(
+                  RetrySettings.newBuilder()
+                      .setInitialRetryDelay(Duration.ofMillis(60000L))
+                      .setRetryDelayMultiplier(1.5)
+                      .setMaxRetryDelay(Duration.ofMillis(360000L))
+                      .setInitialRpcTimeout(Duration.ZERO) // ignored
+                      .setRpcTimeoutMultiplier(1.0) // ignored
+                      .setMaxRpcTimeout(Duration.ZERO) // ignored
+                      .setTotalTimeout(Duration.ofMillis(1200000L))
+                      .build()));
 
       return builder;
     }
@@ -492,6 +546,8 @@ protected Builder(CloudRedisStubSettings settings) {
       updateInstanceOperationSettings = settings.updateInstanceOperationSettings.toBuilder();
       deleteInstanceSettings = settings.deleteInstanceSettings.toBuilder();
       deleteInstanceOperationSettings = settings.deleteInstanceOperationSettings.toBuilder();
+      failoverInstanceSettings = settings.failoverInstanceSettings.toBuilder();
+      failoverInstanceOperationSettings = settings.failoverInstanceOperationSettings.toBuilder();
 
       unaryMethodSettingsBuilders =
           ImmutableList.<UnaryCallSettings.Builder<?, ?>>of(
@@ -499,7 +555,8 @@ protected Builder(CloudRedisStubSettings settings) {
               getInstanceSettings,
               createInstanceSettings,
               updateInstanceSettings,
-              deleteInstanceSettings);
+              deleteInstanceSettings,
+              failoverInstanceSettings);
     }
 
     // NEXT_MAJOR_VER: remove 'throws Exception'
@@ -569,6 +626,20 @@ public UnaryCallSettings.Builder<DeleteInstanceRequest, Operation> deleteInstanc
       return deleteInstanceOperationSettings;
     }
 
+    /** Returns the builder for the settings used for calls to failoverInstance. */
+    public UnaryCallSettings.Builder<FailoverInstanceRequest, Operation>
+        failoverInstanceSettings() {
+      return failoverInstanceSettings;
+    }
+
+    /** Returns the builder for the settings used for calls to failoverInstance. */
+    @BetaApi(
+        "The surface for use by generated code is not stable yet and may change in the future.")
+    public OperationCallSettings.Builder<FailoverInstanceRequest, Instance, Any>
+        failoverInstanceOperationSettings() {
+      return failoverInstanceOperationSettings;
+    }
+
     @Override
     public CloudRedisStubSettings build() throws IOException {
       return new CloudRedisStubSettings(this);
diff --git a/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/GrpcCloudRedisStub.java b/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/GrpcCloudRedisStub.java
index 5db310d4b001..c8efcebcc679 100644
--- a/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/GrpcCloudRedisStub.java
+++ b/google-cloud-clients/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/GrpcCloudRedisStub.java
@@ -28,6 +28,7 @@
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.redis.v1beta1.CreateInstanceRequest;
 import com.google.cloud.redis.v1beta1.DeleteInstanceRequest;
+import com.google.cloud.redis.v1beta1.FailoverInstanceRequest;
 import com.google.cloud.redis.v1beta1.GetInstanceRequest;
 import com.google.cloud.redis.v1beta1.Instance;
 import com.google.cloud.redis.v1beta1.ListInstancesRequest;
@@ -99,6 +100,15 @@ public class GrpcCloudRedisStub extends CloudRedisStub {
                   ProtoUtils.marshaller(DeleteInstanceRequest.getDefaultInstance()))
               .setResponseMarshaller(ProtoUtils.marshaller(Operation.getDefaultInstance()))
               .build();
+  private static final MethodDescriptor<FailoverInstanceRequest, Operation>
+      failoverInstanceMethodDescriptor =
+          MethodDescriptor.<FailoverInstanceRequest, Operation>newBuilder()
+              .setType(MethodDescriptor.MethodType.UNARY)
+              .setFullMethodName("google.cloud.redis.v1beta1.CloudRedis/FailoverInstance")
+              .setRequestMarshaller(
+                  ProtoUtils.marshaller(FailoverInstanceRequest.getDefaultInstance()))
+              .setResponseMarshaller(ProtoUtils.marshaller(Operation.getDefaultInstance()))
+              .build();
 
   private final BackgroundResource backgroundResources;
   private final GrpcOperationsStub operationsStub;
@@ -116,6 +126,9 @@ public class GrpcCloudRedisStub extends CloudRedisStub {
   private final UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCallable;
   private final OperationCallable<DeleteInstanceRequest, Empty, Any>
       deleteInstanceOperationCallable;
+  private final UnaryCallable<FailoverInstanceRequest, Operation> failoverInstanceCallable;
+  private final OperationCallable<FailoverInstanceRequest, Instance, Any>
+      failoverInstanceOperationCallable;
 
   private final GrpcStubCallableFactory callableFactory;
 
@@ -222,6 +235,19 @@ public Map<String, String> extract(DeleteInstanceRequest request) {
                   }
                 })
             .build();
+    GrpcCallSettings<FailoverInstanceRequest, Operation> failoverInstanceTransportSettings =
+        GrpcCallSettings.<FailoverInstanceRequest, Operation>newBuilder()
+            .setMethodDescriptor(failoverInstanceMethodDescriptor)
+            .setParamsExtractor(
+                new RequestParamsExtractor<FailoverInstanceRequest>() {
+                  @Override
+                  public Map<String, String> extract(FailoverInstanceRequest request) {
+                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                    params.put("name", String.valueOf(request.getName()));
+                    return params.build();
+                  }
+                })
+            .build();
 
     this.listInstancesCallable =
         callableFactory.createUnaryCallable(
@@ -259,6 +285,15 @@ public Map<String, String> extract(DeleteInstanceRequest request) {
             settings.deleteInstanceOperationSettings(),
             clientContext,
             this.operationsStub);
+    this.failoverInstanceCallable =
+        callableFactory.createUnaryCallable(
+            failoverInstanceTransportSettings, settings.failoverInstanceSettings(), clientContext);
+    this.failoverInstanceOperationCallable =
+        callableFactory.createOperationCallable(
+            failoverInstanceTransportSettings,
+            settings.failoverInstanceOperationSettings(),
+            clientContext,
+            this.operationsStub);
 
     backgroundResources = new BackgroundResourceAggregation(clientContext.getBackgroundResources());
   }
@@ -308,6 +343,16 @@ public UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCallable()
     return deleteInstanceCallable;
   }
 
+  @BetaApi("The surface for use by generated code is not stable yet and may change in the future.")
+  public OperationCallable<FailoverInstanceRequest, Instance, Any>
+      failoverInstanceOperationCallable() {
+    return failoverInstanceOperationCallable;
+  }
+
+  public UnaryCallable<FailoverInstanceRequest, Operation> failoverInstanceCallable() {
+    return failoverInstanceCallable;
+  }
+
   @Override
   public final void close() {
     shutdown();
diff --git a/google-cloud-clients/google-cloud-redis/src/test/java/com/google/cloud/redis/v1beta1/CloudRedisClientTest.java b/google-cloud-clients/google-cloud-redis/src/test/java/com/google/cloud/redis/v1beta1/CloudRedisClientTest.java
index 63d6b02fc22c..cfaef85fff89 100644
--- a/google-cloud-clients/google-cloud-redis/src/test/java/com/google/cloud/redis/v1beta1/CloudRedisClientTest.java
+++ b/google-cloud-clients/google-cloud-redis/src/test/java/com/google/cloud/redis/v1beta1/CloudRedisClientTest.java
@@ -407,4 +407,81 @@ public void deleteInstanceExceptionTest() throws Exception {
       Assert.assertEquals(StatusCode.Code.INVALID_ARGUMENT, apiException.getStatusCode().getCode());
     }
   }
+
+  @Test
+  @SuppressWarnings("all")
+  public void failoverInstanceTest() throws Exception {
+    String name2 = "name2-1052831874";
+    String displayName = "displayName1615086568";
+    String locationId = "locationId552319461";
+    String alternativeLocationId = "alternativeLocationId-718920621";
+    String redisVersion = "redisVersion-685310444";
+    String reservedIpRange = "reservedIpRange-1082940580";
+    String host = "host3208616";
+    int port = 3446913;
+    String currentLocationId = "currentLocationId1312712735";
+    String statusMessage = "statusMessage-239442758";
+    int memorySizeGb = 34199707;
+    String authorizedNetwork = "authorizedNetwork-1733809270";
+    Instance expectedResponse =
+        Instance.newBuilder()
+            .setName(name2)
+            .setDisplayName(displayName)
+            .setLocationId(locationId)
+            .setAlternativeLocationId(alternativeLocationId)
+            .setRedisVersion(redisVersion)
+            .setReservedIpRange(reservedIpRange)
+            .setHost(host)
+            .setPort(port)
+            .setCurrentLocationId(currentLocationId)
+            .setStatusMessage(statusMessage)
+            .setMemorySizeGb(memorySizeGb)
+            .setAuthorizedNetwork(authorizedNetwork)
+            .build();
+    Operation resultOperation =
+        Operation.newBuilder()
+            .setName("failoverInstanceTest")
+            .setDone(true)
+            .setResponse(Any.pack(expectedResponse))
+            .build();
+    mockCloudRedis.addResponse(resultOperation);
+
+    String formattedName = InstanceName.format("[PROJECT]", "[LOCATION]", "[INSTANCE]");
+    FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
+        FailoverInstanceRequest.DataProtectionMode.DATA_PROTECTION_MODE_UNSPECIFIED;
+
+    Instance actualResponse = client.failoverInstanceAsync(formattedName, dataProtectionMode).get();
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<AbstractMessage> actualRequests = mockCloudRedis.getRequests();
+    Assert.assertEquals(1, actualRequests.size());
+    FailoverInstanceRequest actualRequest = (FailoverInstanceRequest) actualRequests.get(0);
+
+    Assert.assertEquals(formattedName, actualRequest.getName());
+    Assert.assertEquals(dataProtectionMode, actualRequest.getDataProtectionMode());
+    Assert.assertTrue(
+        channelProvider.isHeaderSent(
+            ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
+            GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
+  }
+
+  @Test
+  @SuppressWarnings("all")
+  public void failoverInstanceExceptionTest() throws Exception {
+    StatusRuntimeException exception = new StatusRuntimeException(Status.INVALID_ARGUMENT);
+    mockCloudRedis.addException(exception);
+
+    try {
+      String formattedName = InstanceName.format("[PROJECT]", "[LOCATION]", "[INSTANCE]");
+      FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
+          FailoverInstanceRequest.DataProtectionMode.DATA_PROTECTION_MODE_UNSPECIFIED;
+
+      client.failoverInstanceAsync(formattedName, dataProtectionMode).get();
+      Assert.fail("No exception raised");
+    } catch (ExecutionException e) {
+      Assert.assertEquals(InvalidArgumentException.class, e.getCause().getClass());
+      InvalidArgumentException apiException = (InvalidArgumentException) e.getCause();
+      Assert.assertEquals(StatusCode.Code.INVALID_ARGUMENT, apiException.getStatusCode().getCode());
+    }
+  }
 }
diff --git a/google-cloud-clients/google-cloud-redis/src/test/java/com/google/cloud/redis/v1beta1/MockCloudRedisImpl.java b/google-cloud-clients/google-cloud-redis/src/test/java/com/google/cloud/redis/v1beta1/MockCloudRedisImpl.java
index c5c7fc62c011..c698b6673705 100644
--- a/google-cloud-clients/google-cloud-redis/src/test/java/com/google/cloud/redis/v1beta1/MockCloudRedisImpl.java
+++ b/google-cloud-clients/google-cloud-redis/src/test/java/com/google/cloud/redis/v1beta1/MockCloudRedisImpl.java
@@ -116,6 +116,21 @@ public void updateInstance(
     }
   }
 
+  @Override
+  public void failoverInstance(
+      FailoverInstanceRequest request, StreamObserver<Operation> responseObserver) {
+    Object response = responses.remove();
+    if (response instanceof Operation) {
+      requests.add(request);
+      responseObserver.onNext((Operation) response);
+      responseObserver.onCompleted();
+    } else if (response instanceof Exception) {
+      responseObserver.onError((Exception) response);
+    } else {
+      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
+    }
+  }
+
   @Override
   public void deleteInstance(
       DeleteInstanceRequest request, StreamObserver<Operation> responseObserver) {
diff --git a/google-cloud-clients/google-cloud-redis/synth.metadata b/google-cloud-clients/google-cloud-redis/synth.metadata
index 06ffc7f23a05..513735bfcf7c 100644
--- a/google-cloud-clients/google-cloud-redis/synth.metadata
+++ b/google-cloud-clients/google-cloud-redis/synth.metadata
@@ -1,19 +1,19 @@
 {
-  "updateTime": "2019-04-02T07:52:37.474850Z",
+  "updateTime": "2019-04-05T07:52:20.765706Z",
   "sources": [
     {
       "generator": {
         "name": "artman",
-        "version": "0.16.22",
-        "dockerImage": "googleapis/artman@sha256:e7f9554322a8aa1416c122c918fdc4cdec8cfe816f027fc948dec0be7edef320"
+        "version": "0.16.25",
+        "dockerImage": "googleapis/artman@sha256:d9597f983d1d4e61272c63cb97b7d8f8234da9999526c35d357de3d781f0ec1b"
       }
     },
     {
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "6c48ab5aef47dc14e02e2dc718d232a28067129d",
-        "internalRef": "241437588"
+        "sha": "327ff9c09f4b2bcc9633f035a58ad348e45fb2a0",
+        "internalRef": "242045478"
       }
     }
   ],