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From Sid Wagle <swa...@hortonworks.com>
Subject Re: Review Request 43721: Metrics collector running out of file descriptors
Date Thu, 18 Feb 2016 22:54:57 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/43721/#review119739
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Ship it!




Ship It!

- Sid Wagle


On Feb. 18, 2016, 4:42 p.m., Dmytro Sen wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/43721/
> -----------------------------------------------------------
> 
> (Updated Feb. 18, 2016, 4:42 p.m.)
> 
> 
> Review request for Ambari, Aravindan Vijayan and Sid Wagle.
> 
> 
> Bugs: AMBARI-15091
>     https://issues.apache.org/jira/browse/AMBARI-15091
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> 1200 node cluster:
> [root@perf-a-2 ~]# lsof -p 4100 | wc -l
> 32928
> Exception in collector logs:
> 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)
> The client side connections are also open and there are plenty of CLOSE_WAIT sockets.
> 
> 
> Diffs
> -----
> 
>   ambari-metrics/ambari-metrics-common/src/main/java/org/apache/hadoop/metrics2/sink/timeline/AbstractTimelineMetricsSink.java
2854898 
>   ambari-metrics/ambari-metrics-timelineservice/src/main/java/org/apache/hadoop/yarn/server/applicationhistoryservice/ApplicationHistoryServer.java
62a8cc3 
>   ambari-metrics/ambari-metrics-timelineservice/src/main/java/org/apache/hadoop/yarn/server/applicationhistoryservice/metrics/loadsimulator/net/RestMetricsSender.java
0a9a513 
>   ambari-metrics/ambari-metrics-timelineservice/src/test/java/org/apache/hadoop/yarn/server/applicationhistoryservice/ApplicationHistoryStoreTestUtils.java
c41b8a7 
>   ambari-metrics/ambari-metrics-timelineservice/src/test/java/org/apache/hadoop/yarn/server/applicationhistoryservice/TestApplicationHistoryClientService.java
2fdedb2 
>   ambari-metrics/ambari-metrics-timelineservice/src/test/java/org/apache/hadoop/yarn/server/applicationhistoryservice/TestFileSystemApplicationHistoryStore.java
bc16d36 
>   ambari-metrics/ambari-metrics-timelineservice/src/test/java/org/apache/hadoop/yarn/server/applicationhistoryservice/TestMemoryApplicationHistoryStore.java
fc5c096 
>   ambari-metrics/ambari-metrics-timelineservice/src/test/java/org/apache/hadoop/yarn/server/applicationhistoryservice/webapp/TestAHSWebServices.java
e78dfcc 
>   ambari-server/src/main/resources/stacks/HDP/2.0.6/services/stack_advisor.py 7c69ac9

>   ambari-server/src/test/python/stacks/2.0.6/common/test_stack_advisor.py 7c578f2 
>   ambari-server/src/test/python/stacks/2.2/common/test_stack_advisor.py 14a28d3 
> 
> Diff: https://reviews.apache.org/r/43721/diff/
> 
> 
> Testing
> -------
> 
> Unit tests passed
> 
> 
> Thanks,
> 
> Dmytro Sen
> 
>


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