diff --git a/pkg/kvrpcpb/kvrpcpb.pb.go b/pkg/kvrpcpb/kvrpcpb.pb.go
index 62f9201ab..b088f63b3 100644
--- a/pkg/kvrpcpb/kvrpcpb.pb.go
+++ b/pkg/kvrpcpb/kvrpcpb.pb.go
@@ -51,7 +51,7 @@ func (x CommandPri) String() string {
 	return proto.EnumName(CommandPri_name, int32(x))
 }
 func (CommandPri) EnumDescriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{0}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{0}
 }
 
 type IsolationLevel int32
@@ -74,7 +74,7 @@ func (x IsolationLevel) String() string {
 	return proto.EnumName(IsolationLevel_name, int32(x))
 }
 func (IsolationLevel) EnumDescriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{1}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{1}
 }
 
 type Op int32
@@ -110,7 +110,7 @@ func (x Op) String() string {
 	return proto.EnumName(Op_name, int32(x))
 }
 func (Op) EnumDescriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{2}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{2}
 }
 
 type Assertion int32
@@ -136,7 +136,7 @@ func (x Assertion) String() string {
 	return proto.EnumName(Assertion_name, int32(x))
 }
 func (Assertion) EnumDescriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{3}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{3}
 }
 
 type LockInfo struct {
@@ -156,7 +156,7 @@ func (m *LockInfo) Reset()         { *m = LockInfo{} }
 func (m *LockInfo) String() string { return proto.CompactTextString(m) }
 func (*LockInfo) ProtoMessage()    {}
 func (*LockInfo) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{0}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{0}
 }
 func (m *LockInfo) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -238,7 +238,7 @@ func (m *AlreadyExist) Reset()         { *m = AlreadyExist{} }
 func (m *AlreadyExist) String() string { return proto.CompactTextString(m) }
 func (*AlreadyExist) ProtoMessage()    {}
 func (*AlreadyExist) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{1}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{1}
 }
 func (m *AlreadyExist) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -291,7 +291,7 @@ func (m *KeyError) Reset()         { *m = KeyError{} }
 func (m *KeyError) String() string { return proto.CompactTextString(m) }
 func (*KeyError) ProtoMessage()    {}
 func (*KeyError) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{2}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{2}
 }
 func (m *KeyError) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -384,7 +384,7 @@ func (m *WriteConflict) Reset()         { *m = WriteConflict{} }
 func (m *WriteConflict) String() string { return proto.CompactTextString(m) }
 func (*WriteConflict) ProtoMessage()    {}
 func (*WriteConflict) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{3}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{3}
 }
 func (m *WriteConflict) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -461,7 +461,7 @@ func (m *Deadlock) Reset()         { *m = Deadlock{} }
 func (m *Deadlock) String() string { return proto.CompactTextString(m) }
 func (*Deadlock) ProtoMessage()    {}
 func (*Deadlock) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{4}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{4}
 }
 func (m *Deadlock) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -525,7 +525,7 @@ func (m *CommitTsExpired) Reset()         { *m = CommitTsExpired{} }
 func (m *CommitTsExpired) String() string { return proto.CompactTextString(m) }
 func (*CommitTsExpired) ProtoMessage()    {}
 func (*CommitTsExpired) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{5}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{5}
 }
 func (m *CommitTsExpired) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -583,28 +583,29 @@ func (m *CommitTsExpired) GetMinCommitTs() uint64 {
 }
 
 type Context struct {
-	RegionId             uint64              `protobuf:"varint,1,opt,name=region_id,json=regionId,proto3" json:"region_id,omitempty"`
-	RegionEpoch          *metapb.RegionEpoch `protobuf:"bytes,2,opt,name=region_epoch,json=regionEpoch" json:"region_epoch,omitempty"`
-	Peer                 *metapb.Peer        `protobuf:"bytes,3,opt,name=peer" json:"peer,omitempty"`
-	Term                 uint64              `protobuf:"varint,5,opt,name=term,proto3" json:"term,omitempty"`
-	Priority             CommandPri          `protobuf:"varint,6,opt,name=priority,proto3,enum=kvrpcpb.CommandPri" json:"priority,omitempty"`
-	IsolationLevel       IsolationLevel      `protobuf:"varint,7,opt,name=isolation_level,json=isolationLevel,proto3,enum=kvrpcpb.IsolationLevel" json:"isolation_level,omitempty"`
-	NotFillCache         bool                `protobuf:"varint,8,opt,name=not_fill_cache,json=notFillCache,proto3" json:"not_fill_cache,omitempty"`
-	SyncLog              bool                `protobuf:"varint,9,opt,name=sync_log,json=syncLog,proto3" json:"sync_log,omitempty"`
-	HandleTime           bool                `protobuf:"varint,10,opt,name=handle_time,json=handleTime,proto3" json:"handle_time,omitempty"`
-	ScanDetail           bool                `protobuf:"varint,11,opt,name=scan_detail,json=scanDetail,proto3" json:"scan_detail,omitempty"`
-	ReplicaRead          bool                `protobuf:"varint,12,opt,name=replica_read,json=replicaRead,proto3" json:"replica_read,omitempty"`
-	ResolvedLocks        []uint64            `protobuf:"varint,13,rep,packed,name=resolved_locks,json=resolvedLocks" json:"resolved_locks,omitempty"`
-	XXX_NoUnkeyedLiteral struct{}            `json:"-"`
-	XXX_unrecognized     []byte              `json:"-"`
-	XXX_sizecache        int32               `json:"-"`
+	RegionId               uint64              `protobuf:"varint,1,opt,name=region_id,json=regionId,proto3" json:"region_id,omitempty"`
+	RegionEpoch            *metapb.RegionEpoch `protobuf:"bytes,2,opt,name=region_epoch,json=regionEpoch" json:"region_epoch,omitempty"`
+	Peer                   *metapb.Peer        `protobuf:"bytes,3,opt,name=peer" json:"peer,omitempty"`
+	Term                   uint64              `protobuf:"varint,5,opt,name=term,proto3" json:"term,omitempty"`
+	Priority               CommandPri          `protobuf:"varint,6,opt,name=priority,proto3,enum=kvrpcpb.CommandPri" json:"priority,omitempty"`
+	IsolationLevel         IsolationLevel      `protobuf:"varint,7,opt,name=isolation_level,json=isolationLevel,proto3,enum=kvrpcpb.IsolationLevel" json:"isolation_level,omitempty"`
+	NotFillCache           bool                `protobuf:"varint,8,opt,name=not_fill_cache,json=notFillCache,proto3" json:"not_fill_cache,omitempty"`
+	SyncLog                bool                `protobuf:"varint,9,opt,name=sync_log,json=syncLog,proto3" json:"sync_log,omitempty"`
+	HandleTime             bool                `protobuf:"varint,10,opt,name=handle_time,json=handleTime,proto3" json:"handle_time,omitempty"`
+	ScanDetail             bool                `protobuf:"varint,11,opt,name=scan_detail,json=scanDetail,proto3" json:"scan_detail,omitempty"`
+	ReplicaRead            bool                `protobuf:"varint,12,opt,name=replica_read,json=replicaRead,proto3" json:"replica_read,omitempty"`
+	ResolvedLocks          []uint64            `protobuf:"varint,13,rep,packed,name=resolved_locks,json=resolvedLocks" json:"resolved_locks,omitempty"`
+	MaxExecutionDurationMs uint64              `protobuf:"varint,14,opt,name=max_execution_duration_ms,json=maxExecutionDurationMs,proto3" json:"max_execution_duration_ms,omitempty"`
+	XXX_NoUnkeyedLiteral   struct{}            `json:"-"`
+	XXX_unrecognized       []byte              `json:"-"`
+	XXX_sizecache          int32               `json:"-"`
 }
 
 func (m *Context) Reset()         { *m = Context{} }
 func (m *Context) String() string { return proto.CompactTextString(m) }
 func (*Context) ProtoMessage()    {}
 func (*Context) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{6}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{6}
 }
 func (m *Context) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -717,6 +718,13 @@ func (m *Context) GetResolvedLocks() []uint64 {
 	return nil
 }
 
+func (m *Context) GetMaxExecutionDurationMs() uint64 {
+	if m != nil {
+		return m.MaxExecutionDurationMs
+	}
+	return 0
+}
+
 type HandleTime struct {
 	WaitMs               int64    `protobuf:"varint,1,opt,name=wait_ms,json=waitMs,proto3" json:"wait_ms,omitempty"`
 	ProcessMs            int64    `protobuf:"varint,2,opt,name=process_ms,json=processMs,proto3" json:"process_ms,omitempty"`
@@ -729,7 +737,7 @@ func (m *HandleTime) Reset()         { *m = HandleTime{} }
 func (m *HandleTime) String() string { return proto.CompactTextString(m) }
 func (*HandleTime) ProtoMessage()    {}
 func (*HandleTime) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{7}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{7}
 }
 func (m *HandleTime) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -784,7 +792,7 @@ func (m *ScanInfo) Reset()         { *m = ScanInfo{} }
 func (m *ScanInfo) String() string { return proto.CompactTextString(m) }
 func (*ScanInfo) ProtoMessage()    {}
 func (*ScanInfo) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{8}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{8}
 }
 func (m *ScanInfo) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -840,7 +848,7 @@ func (m *ScanDetail) Reset()         { *m = ScanDetail{} }
 func (m *ScanDetail) String() string { return proto.CompactTextString(m) }
 func (*ScanDetail) ProtoMessage()    {}
 func (*ScanDetail) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{9}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{9}
 }
 func (m *ScanDetail) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -902,7 +910,7 @@ func (m *ExecDetails) Reset()         { *m = ExecDetails{} }
 func (m *ExecDetails) String() string { return proto.CompactTextString(m) }
 func (*ExecDetails) ProtoMessage()    {}
 func (*ExecDetails) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{10}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{10}
 }
 func (m *ExecDetails) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -958,7 +966,7 @@ func (m *GetRequest) Reset()         { *m = GetRequest{} }
 func (m *GetRequest) String() string { return proto.CompactTextString(m) }
 func (*GetRequest) ProtoMessage()    {}
 func (*GetRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{11}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{11}
 }
 func (m *GetRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1022,7 +1030,7 @@ func (m *GetResponse) Reset()         { *m = GetResponse{} }
 func (m *GetResponse) String() string { return proto.CompactTextString(m) }
 func (*GetResponse) ProtoMessage()    {}
 func (*GetResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{12}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{12}
 }
 func (m *GetResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1098,7 +1106,7 @@ func (m *ScanRequest) Reset()         { *m = ScanRequest{} }
 func (m *ScanRequest) String() string { return proto.CompactTextString(m) }
 func (*ScanRequest) ProtoMessage()    {}
 func (*ScanRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{13}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{13}
 }
 func (m *ScanRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1189,7 +1197,7 @@ func (m *KvPair) Reset()         { *m = KvPair{} }
 func (m *KvPair) String() string { return proto.CompactTextString(m) }
 func (*KvPair) ProtoMessage()    {}
 func (*KvPair) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{14}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{14}
 }
 func (m *KvPair) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1251,7 +1259,7 @@ func (m *ScanResponse) Reset()         { *m = ScanResponse{} }
 func (m *ScanResponse) String() string { return proto.CompactTextString(m) }
 func (*ScanResponse) ProtoMessage()    {}
 func (*ScanResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{15}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{15}
 }
 func (m *ScanResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1308,7 +1316,7 @@ func (m *Mutation) Reset()         { *m = Mutation{} }
 func (m *Mutation) String() string { return proto.CompactTextString(m) }
 func (*Mutation) ProtoMessage()    {}
 func (*Mutation) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{16}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{16}
 }
 func (m *Mutation) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1391,7 +1399,7 @@ func (m *PrewriteRequest) Reset()         { *m = PrewriteRequest{} }
 func (m *PrewriteRequest) String() string { return proto.CompactTextString(m) }
 func (*PrewriteRequest) ProtoMessage()    {}
 func (*PrewriteRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{17}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{17}
 }
 func (m *PrewriteRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1502,7 +1510,7 @@ func (m *PrewriteResponse) Reset()         { *m = PrewriteResponse{} }
 func (m *PrewriteResponse) String() string { return proto.CompactTextString(m) }
 func (*PrewriteResponse) ProtoMessage()    {}
 func (*PrewriteResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{18}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{18}
 }
 func (m *PrewriteResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1560,7 +1568,7 @@ func (m *TxnHeartBeatRequest) Reset()         { *m = TxnHeartBeatRequest{} }
 func (m *TxnHeartBeatRequest) String() string { return proto.CompactTextString(m) }
 func (*TxnHeartBeatRequest) ProtoMessage()    {}
 func (*TxnHeartBeatRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{19}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{19}
 }
 func (m *TxnHeartBeatRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1630,7 +1638,7 @@ func (m *TxnHeartBeatResponse) Reset()         { *m = TxnHeartBeatResponse{} }
 func (m *TxnHeartBeatResponse) String() string { return proto.CompactTextString(m) }
 func (*TxnHeartBeatResponse) ProtoMessage()    {}
 func (*TxnHeartBeatResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{20}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{20}
 }
 func (m *TxnHeartBeatResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1701,7 +1709,7 @@ func (m *PessimisticLockRequest) Reset()         { *m = PessimisticLockRequest{}
 func (m *PessimisticLockRequest) String() string { return proto.CompactTextString(m) }
 func (*PessimisticLockRequest) ProtoMessage()    {}
 func (*PessimisticLockRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{21}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{21}
 }
 func (m *PessimisticLockRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1798,7 +1806,7 @@ func (m *PessimisticLockResponse) Reset()         { *m = PessimisticLockResponse
 func (m *PessimisticLockResponse) String() string { return proto.CompactTextString(m) }
 func (*PessimisticLockResponse) ProtoMessage()    {}
 func (*PessimisticLockResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{22}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{22}
 }
 func (m *PessimisticLockResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1855,7 +1863,7 @@ func (m *PessimisticRollbackRequest) Reset()         { *m = PessimisticRollbackR
 func (m *PessimisticRollbackRequest) String() string { return proto.CompactTextString(m) }
 func (*PessimisticRollbackRequest) ProtoMessage()    {}
 func (*PessimisticRollbackRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{23}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{23}
 }
 func (m *PessimisticRollbackRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1924,7 +1932,7 @@ func (m *PessimisticRollbackResponse) Reset()         { *m = PessimisticRollback
 func (m *PessimisticRollbackResponse) String() string { return proto.CompactTextString(m) }
 func (*PessimisticRollbackResponse) ProtoMessage()    {}
 func (*PessimisticRollbackResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{24}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{24}
 }
 func (m *PessimisticRollbackResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1981,7 +1989,7 @@ func (m *CommitRequest) Reset()         { *m = CommitRequest{} }
 func (m *CommitRequest) String() string { return proto.CompactTextString(m) }
 func (*CommitRequest) ProtoMessage()    {}
 func (*CommitRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{25}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{25}
 }
 func (m *CommitRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2051,7 +2059,7 @@ func (m *CommitResponse) Reset()         { *m = CommitResponse{} }
 func (m *CommitResponse) String() string { return proto.CompactTextString(m) }
 func (*CommitResponse) ProtoMessage()    {}
 func (*CommitResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{26}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{26}
 }
 func (m *CommitResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2113,7 +2121,7 @@ func (m *ImportRequest) Reset()         { *m = ImportRequest{} }
 func (m *ImportRequest) String() string { return proto.CompactTextString(m) }
 func (*ImportRequest) ProtoMessage()    {}
 func (*ImportRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{27}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{27}
 }
 func (m *ImportRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2168,7 +2176,7 @@ func (m *ImportResponse) Reset()         { *m = ImportResponse{} }
 func (m *ImportResponse) String() string { return proto.CompactTextString(m) }
 func (*ImportResponse) ProtoMessage()    {}
 func (*ImportResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{28}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{28}
 }
 func (m *ImportResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2224,7 +2232,7 @@ func (m *BatchRollbackRequest) Reset()         { *m = BatchRollbackRequest{} }
 func (m *BatchRollbackRequest) String() string { return proto.CompactTextString(m) }
 func (*BatchRollbackRequest) ProtoMessage()    {}
 func (*BatchRollbackRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{29}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{29}
 }
 func (m *BatchRollbackRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2286,7 +2294,7 @@ func (m *BatchRollbackResponse) Reset()         { *m = BatchRollbackResponse{} }
 func (m *BatchRollbackResponse) String() string { return proto.CompactTextString(m) }
 func (*BatchRollbackResponse) ProtoMessage()    {}
 func (*BatchRollbackResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{30}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{30}
 }
 func (m *BatchRollbackResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2350,7 +2358,7 @@ func (m *CheckTxnStatusRequest) Reset()         { *m = CheckTxnStatusRequest{} }
 func (m *CheckTxnStatusRequest) String() string { return proto.CompactTextString(m) }
 func (*CheckTxnStatusRequest) ProtoMessage()    {}
 func (*CheckTxnStatusRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{31}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{31}
 }
 func (m *CheckTxnStatusRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2432,7 +2440,7 @@ func (m *CheckTxnStatusResponse) Reset()         { *m = CheckTxnStatusResponse{}
 func (m *CheckTxnStatusResponse) String() string { return proto.CompactTextString(m) }
 func (*CheckTxnStatusResponse) ProtoMessage()    {}
 func (*CheckTxnStatusResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{32}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{32}
 }
 func (m *CheckTxnStatusResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2503,7 +2511,7 @@ func (m *CleanupRequest) Reset()         { *m = CleanupRequest{} }
 func (m *CleanupRequest) String() string { return proto.CompactTextString(m) }
 func (*CleanupRequest) ProtoMessage()    {}
 func (*CleanupRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{33}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{33}
 }
 func (m *CleanupRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2573,7 +2581,7 @@ func (m *CleanupResponse) Reset()         { *m = CleanupResponse{} }
 func (m *CleanupResponse) String() string { return proto.CompactTextString(m) }
 func (*CleanupResponse) ProtoMessage()    {}
 func (*CleanupResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{34}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{34}
 }
 func (m *CleanupResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2636,7 +2644,7 @@ func (m *BatchGetRequest) Reset()         { *m = BatchGetRequest{} }
 func (m *BatchGetRequest) String() string { return proto.CompactTextString(m) }
 func (*BatchGetRequest) ProtoMessage()    {}
 func (*BatchGetRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{35}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{35}
 }
 func (m *BatchGetRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2698,7 +2706,7 @@ func (m *BatchGetResponse) Reset()         { *m = BatchGetResponse{} }
 func (m *BatchGetResponse) String() string { return proto.CompactTextString(m) }
 func (*BatchGetResponse) ProtoMessage()    {}
 func (*BatchGetResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{36}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{36}
 }
 func (m *BatchGetResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2755,7 +2763,7 @@ func (m *ScanLockRequest) Reset()         { *m = ScanLockRequest{} }
 func (m *ScanLockRequest) String() string { return proto.CompactTextString(m) }
 func (*ScanLockRequest) ProtoMessage()    {}
 func (*ScanLockRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{37}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{37}
 }
 func (m *ScanLockRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2825,7 +2833,7 @@ func (m *ScanLockResponse) Reset()         { *m = ScanLockResponse{} }
 func (m *ScanLockResponse) String() string { return proto.CompactTextString(m) }
 func (*ScanLockResponse) ProtoMessage()    {}
 func (*ScanLockResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{38}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{38}
 }
 func (m *ScanLockResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2887,7 +2895,7 @@ func (m *TxnInfo) Reset()         { *m = TxnInfo{} }
 func (m *TxnInfo) String() string { return proto.CompactTextString(m) }
 func (*TxnInfo) ProtoMessage()    {}
 func (*TxnInfo) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{39}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{39}
 }
 func (m *TxnInfo) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2947,7 +2955,7 @@ func (m *ResolveLockRequest) Reset()         { *m = ResolveLockRequest{} }
 func (m *ResolveLockRequest) String() string { return proto.CompactTextString(m) }
 func (*ResolveLockRequest) ProtoMessage()    {}
 func (*ResolveLockRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{40}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{40}
 }
 func (m *ResolveLockRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3023,7 +3031,7 @@ func (m *ResolveLockResponse) Reset()         { *m = ResolveLockResponse{} }
 func (m *ResolveLockResponse) String() string { return proto.CompactTextString(m) }
 func (*ResolveLockResponse) ProtoMessage()    {}
 func (*ResolveLockResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{41}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{41}
 }
 func (m *ResolveLockResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3078,7 +3086,7 @@ func (m *GCRequest) Reset()         { *m = GCRequest{} }
 func (m *GCRequest) String() string { return proto.CompactTextString(m) }
 func (*GCRequest) ProtoMessage()    {}
 func (*GCRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{42}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{42}
 }
 func (m *GCRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3133,7 +3141,7 @@ func (m *GCResponse) Reset()         { *m = GCResponse{} }
 func (m *GCResponse) String() string { return proto.CompactTextString(m) }
 func (*GCResponse) ProtoMessage()    {}
 func (*GCResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{43}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{43}
 }
 func (m *GCResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3189,7 +3197,7 @@ func (m *RawGetRequest) Reset()         { *m = RawGetRequest{} }
 func (m *RawGetRequest) String() string { return proto.CompactTextString(m) }
 func (*RawGetRequest) ProtoMessage()    {}
 func (*RawGetRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{44}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{44}
 }
 func (m *RawGetRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3253,7 +3261,7 @@ func (m *RawGetResponse) Reset()         { *m = RawGetResponse{} }
 func (m *RawGetResponse) String() string { return proto.CompactTextString(m) }
 func (*RawGetResponse) ProtoMessage()    {}
 func (*RawGetResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{45}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{45}
 }
 func (m *RawGetResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3324,7 +3332,7 @@ func (m *RawPutRequest) Reset()         { *m = RawPutRequest{} }
 func (m *RawPutRequest) String() string { return proto.CompactTextString(m) }
 func (*RawPutRequest) ProtoMessage()    {}
 func (*RawPutRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{46}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{46}
 }
 func (m *RawPutRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3393,7 +3401,7 @@ func (m *RawPutResponse) Reset()         { *m = RawPutResponse{} }
 func (m *RawPutResponse) String() string { return proto.CompactTextString(m) }
 func (*RawPutResponse) ProtoMessage()    {}
 func (*RawPutResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{47}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{47}
 }
 func (m *RawPutResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3449,7 +3457,7 @@ func (m *RawBatchPutRequest) Reset()         { *m = RawBatchPutRequest{} }
 func (m *RawBatchPutRequest) String() string { return proto.CompactTextString(m) }
 func (*RawBatchPutRequest) ProtoMessage()    {}
 func (*RawBatchPutRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{48}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{48}
 }
 func (m *RawBatchPutRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3511,7 +3519,7 @@ func (m *RawBatchPutResponse) Reset()         { *m = RawBatchPutResponse{} }
 func (m *RawBatchPutResponse) String() string { return proto.CompactTextString(m) }
 func (*RawBatchPutResponse) ProtoMessage()    {}
 func (*RawBatchPutResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{49}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{49}
 }
 func (m *RawBatchPutResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3567,7 +3575,7 @@ func (m *RawBatchGetRequest) Reset()         { *m = RawBatchGetRequest{} }
 func (m *RawBatchGetRequest) String() string { return proto.CompactTextString(m) }
 func (*RawBatchGetRequest) ProtoMessage()    {}
 func (*RawBatchGetRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{50}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{50}
 }
 func (m *RawBatchGetRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3629,7 +3637,7 @@ func (m *RawBatchGetResponse) Reset()         { *m = RawBatchGetResponse{} }
 func (m *RawBatchGetResponse) String() string { return proto.CompactTextString(m) }
 func (*RawBatchGetResponse) ProtoMessage()    {}
 func (*RawBatchGetResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{51}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{51}
 }
 func (m *RawBatchGetResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3685,7 +3693,7 @@ func (m *RawDeleteRequest) Reset()         { *m = RawDeleteRequest{} }
 func (m *RawDeleteRequest) String() string { return proto.CompactTextString(m) }
 func (*RawDeleteRequest) ProtoMessage()    {}
 func (*RawDeleteRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{52}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{52}
 }
 func (m *RawDeleteRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3747,7 +3755,7 @@ func (m *RawDeleteResponse) Reset()         { *m = RawDeleteResponse{} }
 func (m *RawDeleteResponse) String() string { return proto.CompactTextString(m) }
 func (*RawDeleteResponse) ProtoMessage()    {}
 func (*RawDeleteResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{53}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{53}
 }
 func (m *RawDeleteResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3803,7 +3811,7 @@ func (m *RawBatchDeleteRequest) Reset()         { *m = RawBatchDeleteRequest{} }
 func (m *RawBatchDeleteRequest) String() string { return proto.CompactTextString(m) }
 func (*RawBatchDeleteRequest) ProtoMessage()    {}
 func (*RawBatchDeleteRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{54}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{54}
 }
 func (m *RawBatchDeleteRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3865,7 +3873,7 @@ func (m *RawBatchDeleteResponse) Reset()         { *m = RawBatchDeleteResponse{}
 func (m *RawBatchDeleteResponse) String() string { return proto.CompactTextString(m) }
 func (*RawBatchDeleteResponse) ProtoMessage()    {}
 func (*RawBatchDeleteResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{55}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{55}
 }
 func (m *RawBatchDeleteResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3922,7 +3930,7 @@ func (m *DeleteRangeRequest) Reset()         { *m = DeleteRangeRequest{} }
 func (m *DeleteRangeRequest) String() string { return proto.CompactTextString(m) }
 func (*DeleteRangeRequest) ProtoMessage()    {}
 func (*DeleteRangeRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{56}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{56}
 }
 func (m *DeleteRangeRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3991,7 +3999,7 @@ func (m *DeleteRangeResponse) Reset()         { *m = DeleteRangeResponse{} }
 func (m *DeleteRangeResponse) String() string { return proto.CompactTextString(m) }
 func (*DeleteRangeResponse) ProtoMessage()    {}
 func (*DeleteRangeResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{57}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{57}
 }
 func (m *DeleteRangeResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4048,7 +4056,7 @@ func (m *RawDeleteRangeRequest) Reset()         { *m = RawDeleteRangeRequest{} }
 func (m *RawDeleteRangeRequest) String() string { return proto.CompactTextString(m) }
 func (*RawDeleteRangeRequest) ProtoMessage()    {}
 func (*RawDeleteRangeRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{58}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{58}
 }
 func (m *RawDeleteRangeRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4117,7 +4125,7 @@ func (m *RawDeleteRangeResponse) Reset()         { *m = RawDeleteRangeResponse{}
 func (m *RawDeleteRangeResponse) String() string { return proto.CompactTextString(m) }
 func (*RawDeleteRangeResponse) ProtoMessage()    {}
 func (*RawDeleteRangeResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{59}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{59}
 }
 func (m *RawDeleteRangeResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4179,7 +4187,7 @@ func (m *RawScanRequest) Reset()         { *m = RawScanRequest{} }
 func (m *RawScanRequest) String() string { return proto.CompactTextString(m) }
 func (*RawScanRequest) ProtoMessage()    {}
 func (*RawScanRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{60}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{60}
 }
 func (m *RawScanRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4269,7 +4277,7 @@ func (m *RawScanResponse) Reset()         { *m = RawScanResponse{} }
 func (m *RawScanResponse) String() string { return proto.CompactTextString(m) }
 func (*RawScanResponse) ProtoMessage()    {}
 func (*RawScanResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{61}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{61}
 }
 func (m *RawScanResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4324,7 +4332,7 @@ func (m *KeyRange) Reset()         { *m = KeyRange{} }
 func (m *KeyRange) String() string { return proto.CompactTextString(m) }
 func (*KeyRange) ProtoMessage()    {}
 func (*KeyRange) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{62}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{62}
 }
 func (m *KeyRange) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4383,7 +4391,7 @@ func (m *RawBatchScanRequest) Reset()         { *m = RawBatchScanRequest{} }
 func (m *RawBatchScanRequest) String() string { return proto.CompactTextString(m) }
 func (*RawBatchScanRequest) ProtoMessage()    {}
 func (*RawBatchScanRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{63}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{63}
 }
 func (m *RawBatchScanRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4466,7 +4474,7 @@ func (m *RawBatchScanResponse) Reset()         { *m = RawBatchScanResponse{} }
 func (m *RawBatchScanResponse) String() string { return proto.CompactTextString(m) }
 func (*RawBatchScanResponse) ProtoMessage()    {}
 func (*RawBatchScanResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{64}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{64}
 }
 func (m *RawBatchScanResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4523,7 +4531,7 @@ func (m *MvccWrite) Reset()         { *m = MvccWrite{} }
 func (m *MvccWrite) String() string { return proto.CompactTextString(m) }
 func (*MvccWrite) ProtoMessage()    {}
 func (*MvccWrite) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{65}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{65}
 }
 func (m *MvccWrite) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4592,7 +4600,7 @@ func (m *MvccValue) Reset()         { *m = MvccValue{} }
 func (m *MvccValue) String() string { return proto.CompactTextString(m) }
 func (*MvccValue) ProtoMessage()    {}
 func (*MvccValue) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{66}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{66}
 }
 func (m *MvccValue) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4649,7 +4657,7 @@ func (m *MvccLock) Reset()         { *m = MvccLock{} }
 func (m *MvccLock) String() string { return proto.CompactTextString(m) }
 func (*MvccLock) ProtoMessage()    {}
 func (*MvccLock) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{67}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{67}
 }
 func (m *MvccLock) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4719,7 +4727,7 @@ func (m *MvccInfo) Reset()         { *m = MvccInfo{} }
 func (m *MvccInfo) String() string { return proto.CompactTextString(m) }
 func (*MvccInfo) ProtoMessage()    {}
 func (*MvccInfo) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{68}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{68}
 }
 func (m *MvccInfo) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4781,7 +4789,7 @@ func (m *MvccGetByKeyRequest) Reset()         { *m = MvccGetByKeyRequest{} }
 func (m *MvccGetByKeyRequest) String() string { return proto.CompactTextString(m) }
 func (*MvccGetByKeyRequest) ProtoMessage()    {}
 func (*MvccGetByKeyRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{69}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{69}
 }
 func (m *MvccGetByKeyRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4837,7 +4845,7 @@ func (m *MvccGetByKeyResponse) Reset()         { *m = MvccGetByKeyResponse{} }
 func (m *MvccGetByKeyResponse) String() string { return proto.CompactTextString(m) }
 func (*MvccGetByKeyResponse) ProtoMessage()    {}
 func (*MvccGetByKeyResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{70}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{70}
 }
 func (m *MvccGetByKeyResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4899,7 +4907,7 @@ func (m *MvccGetByStartTsRequest) Reset()         { *m = MvccGetByStartTsRequest
 func (m *MvccGetByStartTsRequest) String() string { return proto.CompactTextString(m) }
 func (*MvccGetByStartTsRequest) ProtoMessage()    {}
 func (*MvccGetByStartTsRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{71}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{71}
 }
 func (m *MvccGetByStartTsRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -4956,7 +4964,7 @@ func (m *MvccGetByStartTsResponse) Reset()         { *m = MvccGetByStartTsRespon
 func (m *MvccGetByStartTsResponse) String() string { return proto.CompactTextString(m) }
 func (*MvccGetByStartTsResponse) ProtoMessage()    {}
 func (*MvccGetByStartTsResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{72}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{72}
 }
 func (m *MvccGetByStartTsResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -5026,7 +5034,7 @@ func (m *SplitRegionRequest) Reset()         { *m = SplitRegionRequest{} }
 func (m *SplitRegionRequest) String() string { return proto.CompactTextString(m) }
 func (*SplitRegionRequest) ProtoMessage()    {}
 func (*SplitRegionRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{73}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{73}
 }
 func (m *SplitRegionRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -5091,7 +5099,7 @@ func (m *SplitRegionResponse) Reset()         { *m = SplitRegionResponse{} }
 func (m *SplitRegionResponse) String() string { return proto.CompactTextString(m) }
 func (*SplitRegionResponse) ProtoMessage()    {}
 func (*SplitRegionResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{74}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{74}
 }
 func (m *SplitRegionResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -5163,7 +5171,7 @@ func (m *UnsafeDestroyRangeRequest) Reset()         { *m = UnsafeDestroyRangeReq
 func (m *UnsafeDestroyRangeRequest) String() string { return proto.CompactTextString(m) }
 func (*UnsafeDestroyRangeRequest) ProtoMessage()    {}
 func (*UnsafeDestroyRangeRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{75}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{75}
 }
 func (m *UnsafeDestroyRangeRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -5225,7 +5233,7 @@ func (m *UnsafeDestroyRangeResponse) Reset()         { *m = UnsafeDestroyRangeRe
 func (m *UnsafeDestroyRangeResponse) String() string { return proto.CompactTextString(m) }
 func (*UnsafeDestroyRangeResponse) ProtoMessage()    {}
 func (*UnsafeDestroyRangeResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{76}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{76}
 }
 func (m *UnsafeDestroyRangeResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -5279,7 +5287,7 @@ func (m *ReadIndexRequest) Reset()         { *m = ReadIndexRequest{} }
 func (m *ReadIndexRequest) String() string { return proto.CompactTextString(m) }
 func (*ReadIndexRequest) ProtoMessage()    {}
 func (*ReadIndexRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{77}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{77}
 }
 func (m *ReadIndexRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -5327,7 +5335,7 @@ func (m *ReadIndexResponse) Reset()         { *m = ReadIndexResponse{} }
 func (m *ReadIndexResponse) String() string { return proto.CompactTextString(m) }
 func (*ReadIndexResponse) ProtoMessage()    {}
 func (*ReadIndexResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_kvrpcpb_ec52c09aa12e5f7d, []int{78}
+	return fileDescriptor_kvrpcpb_ec27b421cb3ed691, []int{78}
 }
 func (m *ReadIndexResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -5867,6 +5875,11 @@ func (m *Context) MarshalTo(dAtA []byte) (int, error) {
 		i = encodeVarintKvrpcpb(dAtA, i, uint64(j8))
 		i += copy(dAtA[i:], dAtA9[:j8])
 	}
+	if m.MaxExecutionDurationMs != 0 {
+		dAtA[i] = 0x70
+		i++
+		i = encodeVarintKvrpcpb(dAtA, i, uint64(m.MaxExecutionDurationMs))
+	}
 	if m.XXX_unrecognized != nil {
 		i += copy(dAtA[i:], m.XXX_unrecognized)
 	}
@@ -9384,6 +9397,9 @@ func (m *Context) Size() (n int) {
 		}
 		n += 1 + sovKvrpcpb(uint64(l)) + l
 	}
+	if m.MaxExecutionDurationMs != 0 {
+		n += 1 + sovKvrpcpb(uint64(m.MaxExecutionDurationMs))
+	}
 	if m.XXX_unrecognized != nil {
 		n += len(m.XXX_unrecognized)
 	}
@@ -12252,6 +12268,25 @@ func (m *Context) Unmarshal(dAtA []byte) error {
 			} else {
 				return fmt.Errorf("proto: wrong wireType = %d for field ResolvedLocks", wireType)
 			}
+		case 14:
+			if wireType != 0 {
+				return fmt.Errorf("proto: wrong wireType = %d for field MaxExecutionDurationMs", wireType)
+			}
+			m.MaxExecutionDurationMs = 0
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowKvrpcpb
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				m.MaxExecutionDurationMs |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
 		default:
 			iNdEx = preIndex
 			skippy, err := skipKvrpcpb(dAtA[iNdEx:])
@@ -22452,183 +22487,185 @@ var (
 	ErrIntOverflowKvrpcpb   = fmt.Errorf("proto: integer overflow")
 )
 
-func init() { proto.RegisterFile("kvrpcpb.proto", fileDescriptor_kvrpcpb_ec52c09aa12e5f7d) }
-
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+func init() { proto.RegisterFile("kvrpcpb.proto", fileDescriptor_kvrpcpb_ec27b421cb3ed691) }
+
+var fileDescriptor_kvrpcpb_ec27b421cb3ed691 = []byte{
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+	0xb9, 0x14, 0xf3, 0xaf, 0x5c, 0x1e, 0x6b, 0xc1, 0x7b, 0xb1, 0x0e, 0x62, 0x9b, 0xa4, 0x6e, 0xc0,
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+	0x53, 0x61, 0x71, 0x70, 0x6e, 0x40, 0xc9, 0x23, 0x87, 0x2c, 0xde, 0x49, 0xb6, 0xf2, 0xef, 0x9b,
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+	0x40, 0x1b, 0x3c, 0xb9, 0xf6, 0xc5, 0x39, 0xb8, 0xdc, 0xe9, 0x4f, 0xc9, 0x9a, 0x8a, 0x6d, 0xfc,
+	0x10, 0x9e, 0x7a, 0xc3, 0xe7, 0xdb, 0xe2, 0x5d, 0x42, 0x59, 0x14, 0x4c, 0xce, 0xb6, 0x58, 0x31,
+	0x08, 0x5c, 0x9a, 0x37, 0xfd, 0xb2, 0x0b, 0x94, 0x97, 0xa0, 0x63, 0x12, 0xec, 0xec, 0xf9, 0x0e,
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+	0x2e, 0x1f, 0x48, 0x1d, 0x4a, 0x44, 0x6a, 0xe4, 0xcd, 0x2f, 0x03, 0xa4, 0x2f, 0xcd, 0x10, 0x40,
+	0xe5, 0xf5, 0x20, 0x1a, 0x62, 0xaf, 0x73, 0x0e, 0x55, 0xa1, 0x78, 0x37, 0x38, 0xe9, 0x68, 0x48,
+	0x87, 0xd2, 0x6d, 0xb7, 0x3f, 0xe8, 0x14, 0x36, 0xd7, 0xa1, 0x95, 0x7f, 0x5e, 0x86, 0x2a, 0x50,
+	0x38, 0xd8, 0xeb, 0x9c, 0xe3, 0xbf, 0xe6, 0x4e, 0x47, 0xdb, 0xbc, 0x0f, 0x85, 0xfb, 0x21, 0xef,
+	0xba, 0x3f, 0x62, 0x72, 0x8c, 0x5d, 0xe2, 0xc9, 0x31, 0x78, 0x0a, 0xee, 0x14, 0x50, 0x03, 0x74,
+	0x75, 0xf8, 0xdf, 0x29, 0xf2, 0x09, 0xf7, 0x7c, 0x4a, 0x22, 0xd6, 0x29, 0xa1, 0x55, 0x68, 0x4f,
+	0x5d, 0x1e, 0x76, 0xca, 0x9b, 0x5b, 0x50, 0x4b, 0x1e, 0x40, 0xf0, 0x51, 0x5e, 0x0f, 0x7c, 0xd2,
+	0x39, 0x87, 0x6a, 0x50, 0x16, 0xef, 0x3e, 0x3b, 0x1a, 0x1f, 0xf0, 0xf5, 0x80, 0xc9, 0x56, 0xe1,
+	0xe6, 0x8d, 0x7f, 0xfc, 0x56, 0xd7, 0xfe, 0xfc, 0xd9, 0x55, 0xed, 0xd3, 0xcf, 0xae, 0x6a, 0xff,
+	0xfc, 0xec, 0xaa, 0xf6, 0xe1, 0xbf, 0xae, 0x9e, 0x83, 0x4e, 0x10, 0xf5, 0xb7, 0x98, 0x7b, 0x74,
+	0xbc, 0x75, 0x74, 0x2c, 0x9e, 0xfc, 0x3e, 0xac, 0x88, 0x9f, 0x17, 0xfe, 0x1d, 0x00, 0x00, 0xff,
+	0xff, 0x48, 0xc3, 0x23, 0x3e, 0x57, 0x2c, 0x00, 0x00,
 }
diff --git a/pkg/metapb/metapb.pb.go b/pkg/metapb/metapb.pb.go
index 19278f747..9800a550d 100644
--- a/pkg/metapb/metapb.pb.go
+++ b/pkg/metapb/metapb.pb.go
@@ -47,7 +47,7 @@ func (x StoreState) String() string {
 	return proto.EnumName(StoreState_name, int32(x))
 }
 func (StoreState) EnumDescriptor() ([]byte, []int) {
-	return fileDescriptor_metapb_22e068fed0255307, []int{0}
+	return fileDescriptor_metapb_ba232a82e4d559e2, []int{0}
 }
 
 type Cluster struct {
@@ -64,7 +64,7 @@ func (m *Cluster) Reset()         { *m = Cluster{} }
 func (m *Cluster) String() string { return proto.CompactTextString(m) }
 func (*Cluster) ProtoMessage()    {}
 func (*Cluster) Descriptor() ([]byte, []int) {
-	return fileDescriptor_metapb_22e068fed0255307, []int{0}
+	return fileDescriptor_metapb_ba232a82e4d559e2, []int{0}
 }
 func (m *Cluster) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -120,7 +120,7 @@ func (m *StoreLabel) Reset()         { *m = StoreLabel{} }
 func (m *StoreLabel) String() string { return proto.CompactTextString(m) }
 func (*StoreLabel) ProtoMessage()    {}
 func (*StoreLabel) Descriptor() ([]byte, []int) {
-	return fileDescriptor_metapb_22e068fed0255307, []int{1}
+	return fileDescriptor_metapb_ba232a82e4d559e2, []int{1}
 }
 func (m *StoreLabel) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -172,7 +172,8 @@ type Store struct {
 	Version string        `protobuf:"bytes,5,opt,name=version,proto3" json:"version,omitempty"`
 	// Address to handle peer requests (raft messages from other store).
 	// Empty means same as address.
-	PeerAddress          string   `protobuf:"bytes,6,opt,name=peer_address,json=peerAddress,proto3" json:"peer_address,omitempty"`
+	PeerAddress string `protobuf:"bytes,6,opt,name=peer_address,json=peerAddress,proto3" json:"peer_address,omitempty"`
+	// Status address provides the HTTP service for external components
 	StatusAddress        string   `protobuf:"bytes,7,opt,name=status_address,json=statusAddress,proto3" json:"status_address,omitempty"`
 	GitHash              string   `protobuf:"bytes,8,opt,name=git_hash,json=gitHash,proto3" json:"git_hash,omitempty"`
 	XXX_NoUnkeyedLiteral struct{} `json:"-"`
@@ -184,7 +185,7 @@ func (m *Store) Reset()         { *m = Store{} }
 func (m *Store) String() string { return proto.CompactTextString(m) }
 func (*Store) ProtoMessage()    {}
 func (*Store) Descriptor() ([]byte, []int) {
-	return fileDescriptor_metapb_22e068fed0255307, []int{2}
+	return fileDescriptor_metapb_ba232a82e4d559e2, []int{2}
 }
 func (m *Store) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -283,7 +284,7 @@ func (m *RegionEpoch) Reset()         { *m = RegionEpoch{} }
 func (m *RegionEpoch) String() string { return proto.CompactTextString(m) }
 func (*RegionEpoch) ProtoMessage()    {}
 func (*RegionEpoch) Descriptor() ([]byte, []int) {
-	return fileDescriptor_metapb_22e068fed0255307, []int{3}
+	return fileDescriptor_metapb_ba232a82e4d559e2, []int{3}
 }
 func (m *RegionEpoch) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -342,7 +343,7 @@ func (m *Region) Reset()         { *m = Region{} }
 func (m *Region) String() string { return proto.CompactTextString(m) }
 func (*Region) ProtoMessage()    {}
 func (*Region) Descriptor() ([]byte, []int) {
-	return fileDescriptor_metapb_22e068fed0255307, []int{4}
+	return fileDescriptor_metapb_ba232a82e4d559e2, []int{4}
 }
 func (m *Region) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -419,7 +420,7 @@ func (m *Peer) Reset()         { *m = Peer{} }
 func (m *Peer) String() string { return proto.CompactTextString(m) }
 func (*Peer) ProtoMessage()    {}
 func (*Peer) Descriptor() ([]byte, []int) {
-	return fileDescriptor_metapb_22e068fed0255307, []int{5}
+	return fileDescriptor_metapb_ba232a82e4d559e2, []int{5}
 }
 func (m *Peer) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1867,9 +1868,9 @@ var (
 	ErrIntOverflowMetapb   = fmt.Errorf("proto: integer overflow")
 )
 
-func init() { proto.RegisterFile("metapb.proto", fileDescriptor_metapb_22e068fed0255307) }
+func init() { proto.RegisterFile("metapb.proto", fileDescriptor_metapb_ba232a82e4d559e2) }
 
-var fileDescriptor_metapb_22e068fed0255307 = []byte{
+var fileDescriptor_metapb_ba232a82e4d559e2 = []byte{
 	// 532 bytes of a gzipped FileDescriptorProto
 	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x64, 0x53, 0xdd, 0x8a, 0xd3, 0x40,
 	0x14, 0xde, 0xa4, 0xcd, 0x4f, 0x4f, 0xb2, 0xb5, 0x8c, 0x0b, 0x66, 0x57, 0x2c, 0x35, 0xa8, 0x84,
diff --git a/proto/kvrpcpb.proto b/proto/kvrpcpb.proto
index 108180297..0fb90a843 100644
--- a/proto/kvrpcpb.proto
+++ b/proto/kvrpcpb.proto
@@ -84,6 +84,7 @@ message Context {
     bool scan_detail = 11; // true means return scan cf's detail
     bool replica_read = 12;
     repeated uint64 resolved_locks = 13;
+    uint64 max_execution_duration_ms = 14;
 }
 
 message HandleTime {