diff --git a/consumer/influx_stat.go b/consumer/influx_stat.go
index 7a16412..47d5660 100644
--- a/consumer/influx_stat.go
+++ b/consumer/influx_stat.go
@@ -46,7 +46,6 @@ func (m *influxMetric) StartLogging() {
 
 	defer func() {
 		if err := recover(); err != nil {
-			influxLogger.Errorf("ERR:%s", debug.Stack())
 			m.handler.NotifyError(err.(error))
 		}
 	}()
@@ -83,7 +82,7 @@ func (m *influxMetric) StartLogging() {
 		panic(err)
 	}
 	ticker := time.Tick(time.Second)
-	pointList := make([]*client.Point, 0)
+	pointList := make([]*client.Point, 0, 0)
 
 	for {
 		pointList = pointList[:cap(pointList)]
@@ -113,7 +112,7 @@ func (m *influxMetric) StartLogging() {
 		if err := influxDbConn.Write(batchPoint); err != nil {
 			influxLogger.Warn(err)
 		}
-		pointList = pointList[:0]
+		pointList = make([]*client.Point, 0, 0)
 	}
 }