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https://issues.apache.org/jira/browse/HBASE-15545?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Eiichi Sato updated HBASE-15545:
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Attachment: image-2019-03-29-01-20-56-863.png
> org.apache.hadoop.io.compress.DecompressorStream allocates too much memory
> --------------------------------------------------------------------------
>
> Key: HBASE-15545
> URL: https://issues.apache.org/jira/browse/HBASE-15545
> Project: HBase
> Issue Type: Sub-task
> Components: Compaction
> Reporter: Vladimir Rodionov
> Assignee: Vladimir Rodionov
> Priority: Major
> Attachments: image-2019-03-29-01-20-56-863.png
>
>
> It accounts for ~ 11% of overall memory allocation during compaction when
> compression (GZ) is enabled.
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