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https://issues.apache.org/jira/browse/HBASE-15545?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15215126#comment-15215126
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deepankar commented on HBASE-15545:
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We also had a similar issue, it also allocates a lot of memory in the RPC path
also, we fixed it an hacky way, will be good if we can come up with a better fix
Relevant Comment :
https://issues.apache.org/jira/browse/HBASE-15362?focusedCommentId=15174292&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-15174292
> 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
> Fix For: 2.0.0
>
>
> It accounts for ~ 11% of overall memory allocation during compaction when
> compression (GZ) is enabled.
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