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From "deepankar (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-15545) org.apache.hadoop.io.compress.DecompressorStream allocates too much memory
Date Tue, 29 Mar 2016 00:06:25 GMT

    [ https://issues.apache.org/jira/browse/HBASE-15545?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15215126#comment-15215126
] 

deepankar commented on HBASE-15545:
-----------------------------------

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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