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https://issues.apache.org/jira/browse/YARN-1022?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16846597#comment-16846597
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Akira Ajisaka commented on YARN-1022:
-------------------------------------
FYI: YARN-6166 fixed the above issue.
> Unnecessary INFO logs in AMRMClientAsync
> ----------------------------------------
>
> Key: YARN-1022
> URL: https://issues.apache.org/jira/browse/YARN-1022
> Project: Hadoop YARN
> Issue Type: Bug
> Affects Versions: 2.2.0, 2.3.0
> Reporter: Bikas Saha
> Assignee: haosdent
> Priority: Trivial
> Labels: newbie
> Fix For: 2.3.0
>
> Attachments: YARN-1022.patch
>
>
> Logs like the following should be debug or else every legitimate stop causes
> unnecessary exception traces in the logs.
> 464 2013-08-03 20:01:34,459 INFO [AMRM Heartbeater thread]
> org.apache.hadoop.yarn.client.api.async.impl.AMRMClientAsyncImpl:
> Heartbeater interrupted
> 465 java.lang.InterruptedException: sleep interrupted
> 466 at java.lang.Thread.sleep(Native Method)
> 467 at
> org.apache.hadoop.yarn.client.api.async.impl.AMRMClientAsyncImpl$HeartbeatThread.run(AMRMClientAsyncImpl.java:249)
> 468 2013-08-03 20:01:34,460 INFO [AMRM Callback Handler Thread]
> org.apache.hadoop.yarn.client.api.async.impl.AMRMClientAsyncImpl:
> Interrupted while waiting for queue
> 469 java.lang.InterruptedException
> 470 at
> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.reportInterruptAfterWait(AbstractQueuedSynchronizer.
> java:1961)
> 471 at
> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1996)
> 472 at
> java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:399)
> 473 at
> org.apache.hadoop.yarn.client.api.async.impl.AMRMClientAsyncImpl$CallbackHandlerThread.run(AMRMClientAsyncImpl.java:275)
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