HBASE-27335 HBase shell hang for a minute when quiting (#4737)

2005hithlj · Apache9 · commit 5f6998b9558d · 2022-08-31T11:06:45.000+08:00
Signed-off-by: Duo Zhang <zhangduo@apache.org> (cherry picked from commit 6a7a91a)
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ConnectionImplementation.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ConnectionImplementation.java
@@ -541,7 +541,7 @@ private ThreadPoolExecutor getThreadPool(int maxThreads, int coreThreads, String
     }
     ThreadPoolExecutor tpe =
       new ThreadPoolExecutor(coreThreads, maxThreads, keepAliveTime, TimeUnit.SECONDS, workQueue,
-        new ThreadFactoryBuilder().setNameFormat(toString() + nameHint + "-pool-%d")
+        new ThreadFactoryBuilder().setDaemon(true).setNameFormat(toString() + nameHint + "-pool-%d")
           .setUncaughtExceptionHandler(Threads.LOGGING_EXCEPTION_HANDLER).build());
     tpe.allowCoreThreadTimeOut(true);
     return tpe;

Original file line number	Diff line number	Diff line change
`@@ -541,7 +541,7 @@ private ThreadPoolExecutor getThreadPool(int maxThreads, int coreThreads, String`
`541`	`541`	`}`
`542`	`542`	`ThreadPoolExecutor tpe =`
`543`	`543`	`new ThreadPoolExecutor(coreThreads, maxThreads, keepAliveTime, TimeUnit.SECONDS, workQueue,`
`544`		`- new ThreadFactoryBuilder().setNameFormat(toString() + nameHint + "-pool-%d")`
	`544`	`+ new ThreadFactoryBuilder().setDaemon(true).setNameFormat(toString() + nameHint + "-pool-%d")`
`545`	`545`	`.setUncaughtExceptionHandler(Threads.LOGGING_EXCEPTION_HANDLER).build());`
`546`	`546`	`tpe.allowCoreThreadTimeOut(true);`
`547`	`547`	`return tpe;`