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https://issues.apache.org/jira/browse/YARN-9940?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16962888#comment-16962888
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Bibin Chundatt edited comment on YARN-9940 at 10/30/19 2:04 PM:
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[~kailiu_dev]
Apologies i thought issue is duplicate of YARN-8436 and you have closed based
on that.
Fixed and resolved state are set only if the changes has gone into 3.2.0.
If tats is not the case we have to keep the issue open .
Please refer :
https://cwiki.apache.org/confluence/display/HADOOP/How+To+Contribute
Reopening the issue
was (Author: bibinchundatt):
[~kailiu_dev]
Apologies i thought issue is duplicate of YARN-8436 and you have close due to
that.
Fixed and resolved is only if the changes has gone into 3.2.0. Its that is not
the case we have to keep the issue open.
Please refer :
https://cwiki.apache.org/confluence/display/HADOOP/How+To+Contribute
Reopening the issue
> avoid continuous scheduling thread crashes while sorting nodes get
> 'Comparison method violates its general contract'
> --------------------------------------------------------------------------------------------------------------------
>
> Key: YARN-9940
> URL: https://issues.apache.org/jira/browse/YARN-9940
> Project: Hadoop YARN
> Issue Type: Bug
> Components: fairscheduler
> Affects Versions: 2.7.2
> Reporter: kailiu_dev
> Priority: Major
> Attachments: 0001.patch
>
>
> 2019-10-16 09:14:51,215 ERROR
> org.apache.hadoop.yarn.YarnUncaughtExceptionHandler: Thread
> Thread[FairSchedulerContinuousScheduling,5,main] threw an Exception.
> java.lang.IllegalArgumentException: Comparison method violates its general
> contract!
> at java.util.TimSort.mergeHi(TimSort.java:868)
> at java.util.TimSort.mergeAt(TimSort.java:485)
> at java.util.TimSort.mergeForceCollapse(TimSort.java:426)
> at java.util.TimSort.sort(TimSort.java:223)
> at java.util.TimSort.sort(TimSort.java:173)
> at java.util.Arrays.sort(Arrays.java:659)
> at java.util.Collections.sort(Collections.java:217)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.continuousSchedulingAttempt(FairScheduler.java:1117)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler$ContinuousSchedulingThread.run(FairScheduler.java:296)
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