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https://issues.apache.org/jira/browse/HBASE-18625?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16279096#comment-16279096
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huaxiang sun commented on HBASE-18625:
--------------------------------------
Take this over for now. [~igloo1986], please let me know if you want to work on
it, thanks.
> Splitting of region with replica, doesn't update region list in
> serverHolding. A server crash leads to overlap.
> ---------------------------------------------------------------------------------------------------------------
>
> Key: HBASE-18625
> URL: https://issues.apache.org/jira/browse/HBASE-18625
> Project: HBase
> Issue Type: Improvement
> Affects Versions: 1.2.6
> Reporter: Igloo
> Assignee: huaxiang sun
> Fix For: 1.2.8
>
>
> The situation can appear in following steps in release hbase1.2.6
> 1. create 'testtable', 'info', {REGION_REPLICATION=>2}
> 2. write somerecords into 'testtable'
> 3. split the table 'testtable'
> 4. after the spliting, the serverHoldings in RegionStates still holds the
> regioninfo for the replica of parent region
> 5. restart the regionserver where the parent replica-region located
> 6. the offlined replica of parent region will be assigned in
> ServerCrashProcedure.
> hbase hbck 'testtable‘
> ERROR: Region { meta => null, hdfs => null, deployed =>
> qabb-qa-hdp-hbase1,16020,1503022958093;testtable,,1503022907686_0001.42d11cfe195b3cc4d08b2c078a687f6d
> ., replicaId => 1 } not in META, but deployed on
> qabb-qa-hdp-hbase1,16020,1503022958093
> 18 ERROR: No regioninfo in Meta or HDFS. { meta => null, hdfs => null,
> deployed =>
> qabb-qa-hdp-hbase1,16020,1503022958093;testtable,,1503022907686_0001.42d11cfe
> 195b3cc4d08b2c078a687f6d., replicaId => 1 }
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