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https://issues.apache.org/jira/browse/YARN-1476?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sandy Ryza resolved YARN-1476.
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Resolution: Duplicate
> Container out of memery
> -----------------------
>
> Key: YARN-1476
> URL: https://issues.apache.org/jira/browse/YARN-1476
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager
> Affects Versions: 2.2.0
> Environment: mapreduce.reduce.java.opts=-Xmx4000m
> mapreduce.reduce.shuffle.merge.percent=0.4
> mapreduce.reduce.shuffle.parallelcopies=5
> mapreduce.reduce.shuffle.input.buffer.percent=0.6
> mapreduce.reduce.shuffle.memory.limit.percent=0.17
> Reporter: zhoujunkun
>
> when I input 60G of random word, I run wordcount job, the stage of shuffle is
> error. the reduce is run 13%.
> Container [pid=21073,containerID=container_1385657333160_0001_01_000073] is
> running beyond physical memory limits. Current usage: 4.0 GB of 4 GB physical
> memory used; 5.5 GB of 13 GB virtual memory used. Killing container.
> why do it need so much memory？
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