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https://issues.apache.org/jira/browse/HBASE-18930?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ted Yu resolved HBASE-18930.
----------------------------
Resolution: Cannot Reproduce
> TestRegionObserverInterface#testRecovery sometimes times out
> ------------------------------------------------------------
>
> Key: HBASE-18930
> URL: https://issues.apache.org/jira/browse/HBASE-18930
> Project: HBase
> Issue Type: Test
> Reporter: Ted Yu
> Priority: Major
> Attachments: testRegionObserverInterface-output.txt
>
>
> During a test run, TestRegionObserverInterface#testRecovery timed out in
> table deletion (branch-2):
> {code}
> } finally {
> util.deleteTable(tableName);
> table.close();
> }
> {code}
> {code}
> 2017-10-03 21:50:40,250 DEBUG
> [RpcServer.default.FPBQ.Fifo.handler=4,queue=0,port=35273]
> assignment.RegionTransitionProcedure(235): Received report OPENED seqId=0,
> pid=33, ppid=32, state=RUNNABLE:REGION_TRANSITION_FINISH;
> AssignProcedure table=TestTable.testRecovery,
> region=e8d466bc47137a0d2d7b3119106dc88a; rit=OPENING, location=cn012.l42scl.
> hortonworks.com,37573,1507067090360
> ...
> 2017-10-03 21:50:42,309 INFO [ProcExecWrkr-9]
> procedure2.ProcedureExecutor(1340): Rolled back pid=35, state=ROLLEDBACK,
> exception=org.apache.hadoop.hbase.exceptions. TimeoutIOException
> via
> master-delete-table:org.apache.hadoop.hbase.exceptions.TimeoutIOException:
> Timed out while waiting on regions TestTable.testRecovery,,1507067136028.
> e8d466bc47137a0d2d7b3119106dc88a. in transition; DeleteTableProcedure
> table=TestTable.testRecovery exec-time=5mins, 0.253sec
> {code}
> It seems certain region of the table got stuck in transition, leading to the
> timeout of table deletion.
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