Prabhu Joseph created YARN-7284:
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Summary: 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
Affects Versions: 2.7.3
Reporter: Prabhu Joseph
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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