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Posted to issues@hbase.apache.org by "Jonathan Hsieh (JIRA)" <ji...@apache.org> on 2016/06/28 05:44:57 UTC

[jira] [Comment Edited] (HBASE-16117) Fix Connection leak in mapred.TableOutputFormat

    [ https://issues.apache.org/jira/browse/HBASE-16117?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15352395#comment-15352395 ] 

Jonathan Hsieh edited comment on HBASE-16117 at 6/28/16 5:44 AM:
-----------------------------------------------------------------

v4. Fixes TestClientTimeouts


was (Author: jmhsieh):
Fixes TestClientTimeouts

> Fix Connection leak in mapred.TableOutputFormat 
> ------------------------------------------------
>
>                 Key: HBASE-16117
>                 URL: https://issues.apache.org/jira/browse/HBASE-16117
>             Project: HBase
>          Issue Type: Bug
>          Components: mapreduce
>    Affects Versions: 2.0.0, 1.3.0, 1.2.2, 1.1.6
>            Reporter: Jonathan Hsieh
>            Assignee: Jonathan Hsieh
>             Fix For: 2.0.0, 1.3.0, 1.2.2, 1.1.6
>
>         Attachments: hbase-16117.branch-1.patch, hbase-16117.patch, hbase-16117.v2.patch, hbase-16117.v3.patch, hbase-16117.v4.patch
>
>
> Spark seems to instantiate multiple instances of output formats within a single process.  When mapred.TableOutputFormat (not mapreduce.TableOutputFormat) is used, this may cause connection leaks that slowly exhaust the cluster's zk connections.  
> This patch fixes that.



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