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https://issues.apache.org/jira/browse/YARN-7284?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Prabhu Joseph updated YARN-7284:
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Component/s: nodemanager
> NodeManager crashes with OOM when Debug log enabled for ContainerLocalizer
> ---------------------------------------------------------------------------
>
> Key: YARN-7284
> URL: https://issues.apache.org/jira/browse/YARN-7284
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager
> Affects Versions: 2.7.3
> Reporter: Prabhu Joseph
> Attachments: Screen Shot 2017-10-03 at 1.29.35 PM.png, Screen Shot
> 2017-10-03 at 1.29.48 PM.png
>
>
> NodeManager crashes with OOM when DEBUG log enabled for ContainerLocalizer.
> {code}
> 2017-10-03 07:25:20,066 FATAL yarn.YarnUncaughtExceptionHandler
> (YarnUncaughtExceptionHandler.java:uncaughtException(51)) - Thread
> Thread[Thread-2114,5,main] threw an Error. Shutting down now...
> java.lang.OutOfMemoryError: Java heap space
> at java.util.Arrays.copyOf(Arrays.java:3332)
> at
> java.lang.AbstractStringBuilder.expandCapacity(AbstractStringBuilder.java:137)
> at
> java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:121)
> at
> java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:421)
> at java.lang.StringBuffer.append(StringBuffer.java:272)
> at org.apache.hadoop.util.Shell$1.run(Shell.java:900)
> {code}
> errThread part of Hadoop Common Shell reads all the DEBUG log lines and
> appends to StringBuffer errMsg. As per the heap dump, the errMsg stores more
> than 1GB of contents. (attached image)
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