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https://issues.apache.org/jira/browse/HADOOP-18383?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chao Sun resolved HADOOP-18383.
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Fix Version/s: 3.4.0
Hadoop Flags: Reviewed
Resolution: Fixed
> Codecs with @DoNotPool annotation are not closed causing memory leak
> --------------------------------------------------------------------
>
> Key: HADOOP-18383
> URL: https://issues.apache.org/jira/browse/HADOOP-18383
> Project: Hadoop Common
> Issue Type: Bug
> Components: common
> Affects Versions: 3.3.2
> Reporter: Kevin Sewell
> Assignee: Kevin Sewell
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.4.0
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> Compressors and Decompressions with a @DoNotPool annotation are not closed
> when they are returned to the CodecPool, which causes a native memory leak.
>
> I have included a link to a [Demo
> Project|https://github.com/kevins-29/hadoop-gzip-memory-leak] demonstrating
> the leak
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