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Posted to dev@ambari.apache.org by "Dmytro Sen (JIRA)" <ji...@apache.org> on 2016/02/18 17:41:18 UTC
[jira] [Updated] (AMBARI-15091) Metrics collector running out of
file descriptors
[ https://issues.apache.org/jira/browse/AMBARI-15091?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Dmytro Sen updated AMBARI-15091:
--------------------------------
Attachment: AMBARI-15091-trunk.patch
> Metrics collector running out of file descriptors
> -------------------------------------------------
>
> Key: AMBARI-15091
> URL: https://issues.apache.org/jira/browse/AMBARI-15091
> Project: Ambari
> Issue Type: Bug
> Affects Versions: 2.2.2
> Reporter: Dmytro Sen
> Assignee: Dmytro Sen
> Priority: Critical
> Fix For: 2.2.2
>
> Attachments: AMBARI-15091-trunk.patch
>
>
> 1200 node cluster:
> {code}
> [root@perf-a-2 ~]# lsof -p 4100 | wc -l
> 32928
> {code}
> Exception in collector logs:
> {code}
> 2016-02-05 15:51:50,528 WARN org.mortbay.log: EXCEPTION
> java.io.IOException: Too many open files
> at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)
> at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)
> at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)
> at org.mortbay.jetty.nio.SelectChannelConnector$1.acceptChannel(SelectChannelConnector.java:75)
> at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:695)
> at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:193)
> at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
> at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:708)
> at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
> {code}
> The client side connections are also open and there are plenty of CLOSE_WAIT sockets.
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