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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-11604) Prevent ConcurrentModificationException while closing domain sockets during shutdown of DomainSocketWatcher thread.
Date Sat, 21 Feb 2015 11:43:14 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-11604?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14330157#comment-14330157
] 

Hudson commented on HADOOP-11604:
---------------------------------

FAILURE: Integrated in Hadoop-Yarn-trunk-Java8 #111 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk-Java8/111/])
HADOOP-11604. Prevent ConcurrentModificationException while closing domain sockets during
shutdown of DomainSocketWatcher thread. Contributed by Chris Nauroth. (cnauroth: rev 3c5ff0759c4f4e10c97c6d9036add00edb8be2b5)
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/unix/DomainSocketWatcher.java
* hadoop-common-project/hadoop-common/CHANGES.txt
* hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/net/unix/TestDomainSocketWatcher.java


> Prevent ConcurrentModificationException while closing domain sockets during shutdown
of DomainSocketWatcher thread.
> -------------------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-11604
>                 URL: https://issues.apache.org/jira/browse/HADOOP-11604
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: net
>    Affects Versions: 2.6.0
>            Reporter: Liang Xie
>            Assignee: Chris Nauroth
>            Priority: Critical
>             Fix For: 2.7.0
>
>         Attachments: HADOOP-11604-001.txt, HADOOP-11604-002.txt, HADOOP-11604.003.patch,
HADOOP-11604.004.patch
>
>
> Our product cluster hit the Xceiver limit even w/ HADOOP-10404 & HADOOP-11333, i
found it was caused by DomainSocketWatcher.watcherThread gone. Attached is a possible fix,
please review, thanks



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