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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/43721/
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Review request for Ambari, Aravindan Vijayan and Sid Wagle.


Bugs: AMBARI-15091
    https://issues.apache.org/jira/browse/AMBARI-15091


Repository: ambari


Description
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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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