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From "Hyunsik Choi (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (TAJO-183) Creating too many TableMetaProto objects might lead a potential memory leak
Date Mon, 16 Sep 2013 10:35:53 GMT

    [ https://issues.apache.org/jira/browse/TAJO-183?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13768219#comment-13768219
] 

Hyunsik Choi commented on TAJO-183:
-----------------------------------

+1

I've also tested this patch on TPC-H Q1 on a real cluster.
                
> Creating too many TableMetaProto objects might lead a potential memory leak
> ---------------------------------------------------------------------------
>
>                 Key: TAJO-183
>                 URL: https://issues.apache.org/jira/browse/TAJO-183
>             Project: Tajo
>          Issue Type: Improvement
>          Components: storage
>            Reporter: Jihoon Son
>            Assignee: Jihoon Son
>             Fix For: 0.2-incubating
>
>         Attachments: TAJO-183.patch
>
>
> In the current TableMetaImpl, a pb object is created for every getProto() calls.
> Since TableMeta.getProto() is called for creating a Fragment, the current implementation
shall cause an out of memory exception when too many pb objects are created for a large data.

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