HBASE-23364 HRegionServer sometimes does not shut down.

apache · Dec 6, 2019 · 9c82a65 · 9c82a65
1 parent 6d251ef
commit 9c82a65
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/util/LossyCounting.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/util/LossyCounting.java
@@ -34,6 +34,7 @@
 import org.slf4j.LoggerFactory;
 
 import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;
+import org.apache.hbase.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder;
 
 /**
  * LossyCounting utility, bounded data structure that maintains approximate high frequency
@@ -75,7 +76,8 @@ public LossyCounting(double errorRate, String name, LossyCountingListener listen
     this.data = new ConcurrentHashMap<>();
     this.listener = listener;
     calculateCurrentTerm();
-    executor = Executors.newSingleThreadExecutor();
+    executor = Executors.newSingleThreadExecutor(
+      new ThreadFactoryBuilder().setDaemon(true).setNameFormat("lossy-count-%d").build());
   }
 
   public LossyCounting(String name, LossyCountingListener listener) {