HDFS-17433. metrics sumOfActorCommandQueueLength should only record v…

…alid commands. (#6644)
apache · Mar 21, 2024 · 2eb7246 · 2eb7246
1 parent 77c600d
commit 2eb7246
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/...ject/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BPServiceActor.java b/...ject/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BPServiceActor.java
@@ -1487,8 +1487,10 @@ void enqueue(List<DatanodeCommand> cmds) throws InterruptedException {
     }
 
     void enqueue(DatanodeCommand[] cmds) throws InterruptedException {
-      queue.put(() -> processCommand(cmds));
-      dn.getMetrics().incrActorCmdQueueLength(1);
+      if (cmds.length != 0) {
+        queue.put(() -> processCommand(cmds));
+        dn.getMetrics().incrActorCmdQueueLength(1);
+      }
     }
   }