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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-15513) hbase.hregion.memstore.chunkpool.maxsize is 0.0 by default
Date Mon, 07 Nov 2016 23:36:58 GMT

    [ https://issues.apache.org/jira/browse/HBASE-15513?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15645820#comment-15645820
] 

Hudson commented on HBASE-15513:
--------------------------------

SUCCESS: Integrated in Jenkins build HBase-Trunk_matrix #1934 (See [https://builds.apache.org/job/HBase-Trunk_matrix/1934/])
Revert "HBASE-15513 hbase.hregion.memstore.chunkpool.maxsize is 0.0 by (stack: rev fd6b0b3dbfd232589b779325d4283082574cdd10)
* (edit) hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/MemStoreChunkPool.java
Revert "Revert "HBASE-15513 hbase.hregion.memstore.chunkpool.maxsize is (stack: rev 97ce30d47eb1dc96eabda21bbe00639a0418a86c)
* (edit) hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/MemStoreChunkPool.java
HBASE-15513 hbase.hregion.memstore.chunkpool.maxsize is 0.0 by default (stack: rev e60a7f6e7d25f86adeed4f0e61d3cd25ec29b0ae)
* (edit) hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestMemStoreLAB.java


> hbase.hregion.memstore.chunkpool.maxsize is 0.0 by default
> ----------------------------------------------------------
>
>                 Key: HBASE-15513
>                 URL: https://issues.apache.org/jira/browse/HBASE-15513
>             Project: HBase
>          Issue Type: Sub-task
>    Affects Versions: 2.0.0
>            Reporter: Vladimir Rodionov
>            Assignee: Vladimir Rodionov
>             Fix For: 2.0.0
>
>         Attachments: HBASE-15513-addendum.patch, HBASE-15513-v1.patch
>
>
> That results in excessive MemStoreLAB chunk allocations because we can not reuse them.
Not sure, why it has been disabled, by default. May be the code has not been tested well?



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