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From "Lars Hofhansl (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-7959) HBCK skips regions that have been recently modified, which then leads to it to report holes in region chain
Date Tue, 21 May 2013 04:09:16 GMT

     [ https://issues.apache.org/jira/browse/HBASE-7959?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Lars Hofhansl updated HBASE-7959:
---------------------------------

    Fix Version/s:     (was: 0.94.8)
                   0.94.9

Pushing to 0.94.9.
                
> HBCK skips regions that have been recently modified, which then leads to it to report
holes in region chain
> -----------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-7959
>                 URL: https://issues.apache.org/jira/browse/HBASE-7959
>             Project: HBase
>          Issue Type: Bug
>          Components: hbck
>            Reporter: Enis Soztutar
>             Fix For: 0.98.0, 0.94.9
>
>
> While lots of region splits going on, HBCK incorrectly reports inconsistencies since
it skips recently modified, but does not take those into account for computing the region
chain. 
> {code}
> 13/02/28 03:33:16 WARN util.HBaseFsck: Region { meta => cluster_test,,1362021481742.69639761fdf693ab1e2bf33f523cd1ae.,
hdfs => NN:8020/apps/hbase-trunk/data/cluster_test/69639761fdf693ab1e2bf33f523cd1ae, deployed
=>  } was recently modified -- skipping
> 13/02/28 03:33:16 DEBUG util.HBaseFsck: There are 23 region info entries
> ERROR: (region cluster_test,0ccccccc,1362021481742.ec3ba583b4ea01393591572bf1f31e07.)
First region should start with an empty key.  You need to  create a new region and regioninfo
in HDFS to plug the hole.
> ERROR: Found inconsistency in table cluster_test
> Summary:
>   -ROOT- is okay.
>     Number of regions: 1
>     Deployed on:  RSs
>   .META. is okay.
>     Number of regions: 1
>     Deployed on:  RSs
> Table cluster_test is inconsistent.
>     Number of regions: 19
>     Deployed on:  RSs
> 1 inconsistencies detected.
> Status: INCONSISTENT
> {code}

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