zhou wenjian created HBASE-6391:
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Summary: Master restart when enabling table will lead to region
assignned twice
Key: HBASE-6391
URL: https://issues.apache.org/jira/browse/HBASE-6391
Project: HBase
Issue Type: Bug
Components: master
Affects Versions: 0.94.0
Reporter: zhou wenjian
Fix For: 0.94.1
The Scenario can be reproduce below.
Enabling an table, some region is online on regionserver,some are still being
processed.
And restart the master.
when master failover:
// Region is being served and on an active server
// add only if region not in disabled and enabling table
if (false == checkIfRegionBelongsToDisabled(regionInfo)
&& false == checkIfRegionsBelongsToEnabling(regionInfo)) {
regions.put(regionInfo, regionLocation);
addToServers(regionLocation, regionInfo);
}
the opened region will not add to the Regions in master.
and in the following recoverTableInEnablingState,the region will be assigned
again.
that will lead to the cluster unconsistent
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