HDFS-17673 unregister BalancerMetrics after each itteration in doBalance

apache · Jan 5, 2025 · 579185c · 579185c
1 parent 4d78253
commit 579185c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/...fs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java b/...fs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java
@@ -642,6 +642,7 @@ void resetData(Configuration conf) {
     this.underUtilized.clear();
     this.policy.reset();
     dispatcher.reset(conf);
+    if (metrics!=null) DefaultMetricsSystem.instance().unregisterSource(metrics.getName());
   }
 
   NameNodeConnector getNnc() {