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https://issues.apache.org/jira/browse/HBASE-19939?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16352879#comment-16352879
]
stack commented on HBASE-19939:
-------------------------------
Looks like this commit brought on this NPE:
commit c5f86f2ce42eafc5d4b4f83f4471cacd372abae3
Author: Rajeshbabu Chintaguntla <[email protected]>
Date: Mon Feb 5 23:35:32 2018 +0800
HBASE-19703 Functionality added as part of HBASE-12583 is not working after
moving the split code to master
Co-authored-by: Michael Stack <[email protected]>
Signed-off-by: Chia-Ping Tsai <[email protected]>
Undestandable when changes in same area arriving at about same time.
Thanks [~uagashe] ...
> TestSplitTableRegion#testSplitWithoutPONR() and
> testRecoveryAndDoubleExecution() are failing with NPE
> -----------------------------------------------------------------------------------------------------
>
> Key: HBASE-19939
> URL: https://issues.apache.org/jira/browse/HBASE-19939
> Project: HBase
> Issue Type: Improvement
> Components: amv2
> Affects Versions: 2.0.0-beta-1
> Reporter: Umesh Agashe
> Assignee: Umesh Agashe
> Priority: Major
> Fix For: 2.0.0-beta-2
>
> Attachments: hbase-19939.master.001.patch
>
>
> Error is:
> {code:java}
> java.lang.AssertionError: found exception: java.lang.NullPointerException via
> CODE-BUG: Uncaught runtime exception: pid=154,
> state=RUNNABLE:SPLIT_TABLE_REGION_CREATE_DAUGHTER_REGIONS;
> SplitTableRegionProcedure table=testRecoveryAndDoubleExecution,
> parent=3d8d459ba395c2cf6b1e5c71aca92cfd,
> daughterA=c6531c10effa8e542159ab82a87bd75e,
> daughterB=ee34a9af88273b6c06e1a688fc50ed6e:java.lang.NullPointerException:
> at
> org.apache.hadoop.hbase.master.assignment.TestSplitTableRegionProcedure.testRecoveryAndDoubleExecution(TestSplitTableRegionProcedure.java:411){code}
> Exception from the output file:
> {code:java}
> 2018-02-05 18:00:48,205 ERROR [PEWorker-1]
> procedure2.ProcedureExecutor(1480): CODE-BUG: Uncaught runtime exception:
> pid=19, state=RUNNABLE:SPLIT_TABLE_REGION_CREATE_DAUGHTER_REGIONS;
> SplitTableRegionProcedure table=testSplitWithoutPONR,
> parent=57114194fb486a3988b232bcf10eb177,
> daughterA=749aa83c03b8f7c6b642cd73c5b51e43,
> daughterB=a53ec69e8dd2cfa6c0be2b9a7eb271bb
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.master.assignment.SplitTableRegionProcedure.splitStoreFiles(SplitTableRegionProcedure.java:617)
> at
> org.apache.hadoop.hbase.master.assignment.SplitTableRegionProcedure.createDaughterRegions(SplitTableRegionProcedure.java:541)
> at
> org.apache.hadoop.hbase.master.assignment.SplitTableRegionProcedure.executeFromState(SplitTableRegionProcedure.java:241)
> at
> org.apache.hadoop.hbase.master.assignment.SplitTableRegionProcedure.executeFromState(SplitTableRegionProcedure.java:89)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:180)
> at
> org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1455)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1224)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1734){code}
> Value of 'htd' is null as it is initialized in the constructor but when the
> object is deserialized its null.
>
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