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https://issues.apache.org/jira/browse/YARN-11566?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17765124#comment-17765124
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ASF GitHub Bot commented on YARN-11566:
---------------------------------------
slfan1989 commented on code in PR #6068:
URL: https://github.com/apache/hadoop/pull/6068#discussion_r1325823017
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hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/test/java/org/apache/hadoop/yarn/server/uam/TestUnmanagedApplicationManager.java:
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@@ -518,6 +518,10 @@ public void testSeparateThreadWithoutBlockServiceStop()
throws Exception {
Assert.assertNotNull(unmanagedAppMasterMap);
Assert.assertEquals(2, unmanagedAppMasterMap.size());
+ // threadpool may be shutdown before finishApplicationThread is executed.
+ threadpool.shutdownNow();
Review Comment:
In actual situations, what situations would cause the thread pool to be
terminated?
> Yarn app kill command can not kill the application in secondary sub cluster.
> ----------------------------------------------------------------------------
>
> Key: YARN-11566
> URL: https://issues.apache.org/jira/browse/YARN-11566
> Project: Hadoop YARN
> Issue Type: Improvement
> Reporter: zhengchenyu
> Assignee: zhengchenyu
> Priority: Major
> Labels: pull-request-available
>
> When AMRMProxy is enable, the application may allocate container among multi
> sub cluster. The application in secondary sub cluster will be labeled as
> unmananged application. When we run 'yarn app -kill \{appid}', the unmananged
> application will not be killed in secondary sub cluster.
> The unmanaged application will be removed util app attempt is expired after
> 15 minute.
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