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From "Enis Soztutar (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-7546) Obtain a table read lock on region split operations
Date Thu, 14 Feb 2013 05:02:13 GMT

     [ https://issues.apache.org/jira/browse/HBASE-7546?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Enis Soztutar updated HBASE-7546:
---------------------------------

    Attachment: hbase-7546_v2.patch

Rebased on top of recent patch from HBASE-7305. 

Tested this on a 4 node cluster with 10MB flush and split size, and altering table constantly.
#regions started with 20 and ended with ~160. 
                
> Obtain a table read lock on region split operations
> ---------------------------------------------------
>
>                 Key: HBASE-7546
>                 URL: https://issues.apache.org/jira/browse/HBASE-7546
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Enis Soztutar
>            Assignee: Enis Soztutar
>         Attachments: hbase-7546_v1.patch, hbase-7546_v2.patch
>
>
> As discussed in the parent issue HBASE-7305, we should be coordinating between splits
and table operations to ensure that they don't happen at the same time. In this issue we will
acquire shared read locks for region splits. 

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