From 369ff6fd0367d619630c5ba985b29a64f222dfe3 Mon Sep 17 00:00:00 2001
From: Yibo-Liu <812072237@qq.com>
Date: Fri, 5 Feb 2021 21:47:10 +0800
Subject: [PATCH] first PR (#4699)

---
 .../server/master/runner/MasterTaskExecThread.java            | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterTaskExecThread.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterTaskExecThread.java
index 1ed2aaabf9..e22462c60a 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterTaskExecThread.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterTaskExecThread.java
@@ -52,7 +52,9 @@ public class MasterTaskExecThread extends MasterBaseTaskExecThread {
      */
     private TaskInstanceCacheManager taskInstanceCacheManager;
 
-
+    /**
+     *  netty executor manager
+     */
     private NettyExecutorManager nettyExecutorManager;