diff --git a/driver/etcddriver.go b/driver/etcddriver.go
index cd5bd78..3a32fe1 100644
--- a/driver/etcddriver.go
+++ b/driver/etcddriver.go
@@ -14,7 +14,7 @@ import (
 const (
 	etcdDefaultLease    = 5 // min lease time
 	etcdDialTimeout     = 3 * time.Second
-	etcdBusinessTimeout = 5 * time.Second
+	etcdBusinessTimeout = 6 * time.Second
 )
 
 type EtcdDriver struct {
@@ -160,13 +160,12 @@ label:
 					e.logger.Warnf("lease failed, release")
 					goto label
 				}
+				if leaseResponse.ID != e.leaseID {
+					e.logger.Warnf("lease id not equal, leaseID=%d,expectedID=%d", leaseResponse.ID, e.leaseID)
+					goto label
+				}
 				e.logger.Infof("lease id: %d, TTL: %d", leaseResponse.ID, leaseResponse.TTL)
 			}
-		case <-time.After(etcdBusinessTimeout):
-			{
-				e.logger.Errorf("ectd cli keepalive timeout, release")
-				goto label
-			}
 		}
 	}
 }
diff --git a/driver/etcddriver_test.go b/driver/etcddriver_test.go
index e0f8225..8985356 100644
--- a/driver/etcddriver_test.go
+++ b/driver/etcddriver_test.go
@@ -24,7 +24,7 @@ func TestEtcdDriver_GetNodes(t *testing.T) {
 	etcdsvr := integration.NewLazyCluster()
 	defer etcdsvr.Terminate()
 	N := 10
-	drvs := make([]driver.DriverV2, 0)
+	drvs := make([]driver.DriverV2, N)
 	for i := 0; i < N; i++ {
 		drv := testFuncNewEtcdDriver(clientv3.Config{
 			Endpoints:   etcdsvr.EndpointsV3(),
@@ -33,17 +33,17 @@ func TestEtcdDriver_GetNodes(t *testing.T) {
 		drv.Init(t.Name(), driver.NewTimeoutOption(5*time.Second), driver.NewLoggerOption(dlog.NewLoggerForTest(t)))
 		err := drv.Start(context.Background())
 		require.Nil(t, err)
-		drvs = append(drvs, drv)
+		drvs[i] = drv
 	}
 	<-time.After(5 * time.Second)
-	for _, v := range drvs {
-		nodes, err := v.GetNodes(context.Background())
+	for _, drv := range drvs {
+		nodes, err := drv.GetNodes(context.Background())
 		require.Nil(t, err)
 		require.Equal(t, N, len(nodes))
 	}
 
-	for _, v := range drvs {
-		v.Stop(context.Background())
+	for _, drv := range drvs {
+		drv.Stop(context.Background())
 	}
 }
 
diff --git a/driver/redisdriver_test.go b/driver/redisdriver_test.go
index 4cf380f..6fedaa9 100644
--- a/driver/redisdriver_test.go
+++ b/driver/redisdriver_test.go
@@ -14,7 +14,7 @@ import (
 )
 
 func testFuncNewRedisDriver(addr string) driver.DriverV2 {
-	log.Println("redis=", addr)
+	log.Printf("redis=%s", addr)
 	redisCli := redis.NewClient(&redis.Options{
 		Addr: addr,
 	})