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  1. Hadoop YARN
  2. YARN-9952

Continuous scheduling thread crashes

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Duplicate
    • Affects Version/s: 2.7.2
    • Fix Version/s: None
    • Component/s: fairscheduler
    • Labels:
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      Description

      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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              • Assignee:
                Unassigned
                Reporter:
                kailiu_dev kailiu_dev
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                • Created:
                  Updated:
                  Resolved: