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Posted to yarn-issues@hadoop.apache.org by "Prabhu Joseph (Jira)" <ji...@apache.org> on 2019/09/09 07:23:00 UTC
[jira] [Commented] (YARN-7721) TestContinuousScheduling fails
sporadically with NPE
[ https://issues.apache.org/jira/browse/YARN-7721?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16925421#comment-16925421 ]
Prabhu Joseph commented on YARN-7721:
-------------------------------------
[~snemeth] Can you review this Jira when you get time. Have observed this issue in YARN-9820. Thanks.
> TestContinuousScheduling fails sporadically with NPE
> ----------------------------------------------------
>
> Key: YARN-7721
> URL: https://issues.apache.org/jira/browse/YARN-7721
> Project: Hadoop YARN
> Issue Type: Bug
> Components: fairscheduler
> Affects Versions: 3.1.0
> Reporter: Jason Lowe
> Assignee: Sunil Govindan
> Priority: Major
> Attachments: YARN-7721.001.patch
>
>
> TestContinuousScheduling#testFairSchedulerContinuousSchedulingInitTime is failing sporadically with an NPE in precommit builds, and I can usually reproduce it locally after a few tries:
> {noformat}
> [ERROR] testFairSchedulerContinuousSchedulingInitTime(org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.TestContinuousScheduling) Time elapsed: 0.085 s <<< ERROR!
> java.lang.NullPointerException
> at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.TestContinuousScheduling.testFairSchedulerContinuousSchedulingInitTime(TestContinuousScheduling.java:383)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:497)
> at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
> [...]
> {noformat}
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