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From "ramkrishna.s.vasudevan (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-4988) MetaServer crash cause all splitting regionserver abort
Date Mon, 09 Jan 2012 15:18:39 GMT

    [ https://issues.apache.org/jira/browse/HBASE-4988?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13182548#comment-13182548
] 

ramkrishna.s.vasudevan commented on HBASE-4988:
-----------------------------------------------

+1.  Myself and Gao had a review on this. 

                
> MetaServer crash cause all splitting regionserver abort
> -------------------------------------------------------
>
>                 Key: HBASE-4988
>                 URL: https://issues.apache.org/jira/browse/HBASE-4988
>             Project: HBase
>          Issue Type: Bug
>            Reporter: chunhui shen
>         Attachments: hbase-4988v1.patch
>
>
> If metaserver crash now,
> All the splitting regionserver will abort theirself.
> Becasue the code
> {code}
> this.journal.add(JournalEntry.PONR);
> MetaEditor.offlineParentInMeta(server.getCatalogTracker(),
>             this.parent.getRegionInfo(), a.getRegionInfo(), b.getRegionInfo());
> {code}
> If the JournalEntry is PONR, split's roll back will abort itselef.
> It is terrible in huge putting environment when metaserver crash

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