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https://issues.apache.org/jira/browse/YARN-9584?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16866219#comment-16866219
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Hudson commented on YARN-9584:
------------------------------
SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #16767 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/16767/])
YARN-9584. Should put initializeProcessTrees method call before get pid.
(ztang: rev 67414a1a80039e70e0afc1de171831a6e981f37a)
* (edit)
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/monitor/ContainersMonitorImpl.java
> Should put initializeProcessTrees method call before get pid
> ------------------------------------------------------------
>
> Key: YARN-9584
> URL: https://issues.apache.org/jira/browse/YARN-9584
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager
> Affects Versions: 3.2.0, 3.0.3, 3.1.2
> Reporter: Wanqiang Ji
> Assignee: Wanqiang Ji
> Priority: Critical
> Fix For: 3.3.0
>
> Attachments: YARN-9584.001.patch
>
>
> In ContainerMonitorImpl#MonitoringThread.run method had a logical error that
> get pid first then initialize uninitialized process trees.
> {code:java}
> String pId = ptInfo.getPID();
> // Initialize uninitialized process trees
> initializeProcessTrees(entry);
> if (pId == null || !isResourceCalculatorAvailable()) {
> continue; // processTree cannot be tracked
> }
> {code}
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