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Posted to yarn-issues@hadoop.apache.org by "Jason Lowe (JIRA)" <ji...@apache.org> on 2018/10/23 17:49:00 UTC
[jira] [Commented] (YARN-8937) TestLeaderElectorService hangs
[ https://issues.apache.org/jira/browse/YARN-8937?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16661044#comment-16661044 ]
Jason Lowe commented on YARN-8937:
----------------------------------
git bisect shows this was caused by HADOOP-15816. Looks like the ZK threads are silently crashing on startup and that causes the thread blocked on successful startup to hang.
> TestLeaderElectorService hangs
> ------------------------------
>
> Key: YARN-8937
> URL: https://issues.apache.org/jira/browse/YARN-8937
> Project: Hadoop YARN
> Issue Type: Bug
> Affects Versions: 3.3.0
> Reporter: Jason Lowe
> Priority: Major
>
> TestLeaderElectorService hangs waiting for the TestingZooKeeperServer to start and eventually gets killed by the surefire timeout.
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