diff --git a/client/src/main/java/com/alibaba/nacos/client/config/impl/ClientWorker.java b/client/src/main/java/com/alibaba/nacos/client/config/impl/ClientWorker.java
index 6aac641cb..98ae4c467 100644
--- a/client/src/main/java/com/alibaba/nacos/client/config/impl/ClientWorker.java
+++ b/client/src/main/java/com/alibaba/nacos/client/config/impl/ClientWorker.java
@@ -344,8 +344,6 @@ public class ClientWorker {
 
         List<String> params = Arrays.asList(Constants.PROBE_MODIFY_REQUEST, probeUpdateString);
 
-        // Take a custom timeout parameter to circumvent network errors caused by network latency
-
         List<String> headers = new ArrayList<String>(2);
         headers.add("Long-Pulling-Timeout");
         headers.add("" + timeout);
@@ -560,6 +558,6 @@ public class ClientWorker {
     ConfigFilterChainManager configFilterChainManager;
     private boolean isHealthServer = true;
     private long timeout;
-    private volatile double currentLongingTaskCount = 0;
+    private double currentLongingTaskCount = 0;
     private int taskPenaltyTime;
 }
diff --git a/config/src/main/java/com/alibaba/nacos/config/server/service/LongPollingService.java b/config/src/main/java/com/alibaba/nacos/config/server/service/LongPollingService.java
index d9caa2c2c..ec8ae8fff 100755
--- a/config/src/main/java/com/alibaba/nacos/config/server/service/LongPollingService.java
+++ b/config/src/main/java/com/alibaba/nacos/config/server/service/LongPollingService.java
@@ -241,7 +241,6 @@ public class LongPollingService extends AbstractEventListener {
         // AsyncContext.setTimeout()的超时时间不准，所以只能自己控制
         asyncContext.setTimeout(0L);
 
-        // I think there is a problem with the task delay setting here that could easily cause a client read timeout
         scheduler.execute(
             new ClientLongPolling(asyncContext, clientMd5Map, ip, probeRequestSize, timeout, appName, tag));
     }