diff --git a/inlong-sdk/dataproxy-sdk/src/main/java/org/apache/inlong/sdk/dataproxy/threads/MetricWorkerThread.java b/inlong-sdk/dataproxy-sdk/src/main/java/org/apache/inlong/sdk/dataproxy/threads/MetricWorkerThread.java
index ed62ccb4b6..8d79119dec 100644
--- a/inlong-sdk/dataproxy-sdk/src/main/java/org/apache/inlong/sdk/dataproxy/threads/MetricWorkerThread.java
+++ b/inlong-sdk/dataproxy-sdk/src/main/java/org/apache/inlong/sdk/dataproxy/threads/MetricWorkerThread.java
@@ -287,7 +287,7 @@ public int getRetryCount() {
 
         @Override
         public void onMessageAck(SendResult result) {
-            if (!SendResult.OK.equals(result)) {
+            if (SendResult.OK.equals(result)) {
                 logger.debug("Send metric is ok!");
             } else {
                 tryToSendMetricToManager(encodeObject, this);