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https://issues.apache.org/jira/browse/HBASE-19004?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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lujie updated HBASE-19004:
--------------------------
Priority: Major (was: Minor)
> master.RegionStates: THIS SHOULD NOT HAPPEN: unexpected
> --------------------------------------------------------
>
> Key: HBASE-19004
> URL: https://issues.apache.org/jira/browse/HBASE-19004
> Project: HBase
> Issue Type: Bug
> Affects Versions: 1.2.6
> Reporter: lujie
> Priority: Major
>
> When I send stop regionserver command, A log entry in master make me
> confused: THIS SHOULD NOT HAPPEN: unexpected.
> I check the code,find the log printed in default condition (eg:
> if() {}
> else if() {}
> else {
> log.warn()}). I think this condition should be handled
> {code:java}
> 2017-10-13 16:28:28,366 INFO [ProcedureExecutor-1]
> zookeeper.ZKTableStateManager: Moving table TestTable state from null to
> ENABLING
> 2017-10-13 16:28:28,387 INFO [ProcedureExecutor-1] master.AssignmentManager:
> Bulk assigning 1 region(s) across 3 server(s), round-robin=true
> 2017-10-13 16:28:28,388 INFO
> [hadoop11,16000,1507883241250-GeneralBulkAssigner-0]
> master.AssignmentManager: Assigning 1 region(s) to
> hadoop11,16020,1507883241942
> 2017-10-13 16:28:28,394 INFO
> [hadoop11,16000,1507883241250-GeneralBulkAssigner-0] master.RegionStates:
> Transition {2aaaf8304f2b09288f528ac0f105cc01 state=OFFLINE, ts=1507883308388,
> server=null} to {2aaaf8304f2b09288f528ac0f105cc01 state=PENDING_OPEN,
> ts=1507883308394, server=hadoop11,16020,1507883241942}
> 2017-10-13 16:28:28,585 INFO [AM.ZK.Worker-pool2-t10] master.RegionStates:
> Transition {2aaaf8304f2b09288f528ac0f105cc01 state=PENDING_OPEN,
> ts=1507883308394, server=hadoop11,16020,1507883241942} to
> {2aaaf8304f2b09288f528ac0f105cc01 state=OPENING, ts=1507883308585,
> server=hadoop11,16020,1507883241942}
> 2017-10-13 16:28:29,163 INFO [AM.ZK.Worker-pool2-t11] master.RegionStates:
> Transition {2aaaf8304f2b09288f528ac0f105cc01 state=OPENING, ts=1507883308585,
> server=hadoop11,16020,1507883241942} to {2aaaf8304f2b09288f528ac0f105cc01
> state=OPEN, ts=1507883309163, server=hadoop11,16020,1507883241942}
> 2017-10-13 16:28:36,517 INFO [main-EventThread]
> zookeeper.RegionServerTracker: RegionServer ephemeral node deleted,
> processing expiration [hadoop11,16020,1507883241942]
> 2017-10-13 16:28:37,428 INFO [ProcedureExecutor-2]
> procedure.ServerCrashProcedure: Start processing crashed
> hadoop11,16020,1507883241942
> 2017-10-13 16:28:37,689 INFO [ProcedureExecutor-4] master.SplitLogManager:
> dead splitlog workers [hadoop11,16020,1507883241942]
> 2017-10-13 16:28:37,693 INFO [ProcedureExecutor-4] master.SplitLogManager:
> hdfs://hadoop11:29000/hbase/WALs/hadoop11,16020,1507883241942-splitting is
> empty dir, no logs to split
> 2017-10-13 16:28:37,695 INFO [ProcedureExecutor-4] master.SplitLogManager:
> Started splitting 0 logs in
> [hdfs://hadoop11:29000/hbase/WALs/hadoop11,16020,1507883241942-splitting] for
> [hadoop11,16020,1507883241942]
> 2017-10-13 16:28:37,701 INFO [ProcedureExecutor-4] master.SplitLogManager:
> finished splitting (more than or equal to) 0 bytes in 0 log files in
> [hdfs://hadoop11:29000/hbase/WALs/hadoop11,16020,1507883241942-splitting] in
> 6ms
> 2017-10-13 16:28:37,807 WARN [ProcedureExecutor-4] master.RegionStates: THIS
> SHOULD NOT HAPPEN: unexpected {2aaaf8304f2b09288f528ac0f105cc01 state=OPEN,
> ts=1507883309163, server=hadoop11,16020,1507883241942}
> 2017-10-13 16:28:37,923 INFO [ProcedureExecutor-4]
> procedure.ServerCrashProcedure: Finished processing of crashed
> hadoop11,16020,1507883241942
> {code}
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