diff --git a/src/observer/ob_server.cpp b/src/observer/ob_server.cpp
index aa97b6cb74..4c5c6764c4 100644
--- a/src/observer/ob_server.cpp
+++ b/src/observer/ob_server.cpp
@@ -971,6 +971,10 @@ int ObServer::stop()
     TG_STOP(lib::TGDefIDs::Blacklist);
     FLOG_INFO("server blacklist stopped");
 
+    FLOG_INFO("begin to stop ObNetKeepAlive");
+    ObNetKeepAlive::get_instance().stop();
+    FLOG_INFO("ObNetKeepAlive stopped");
+
     FLOG_INFO("begin to stop GDS");
     GDS.stop();
     FLOG_INFO("GDS stopped");