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Posted to issues@hbase.apache.org by "Duo Zhang (JIRA)" <ji...@apache.org> on 2018/03/10 01:02:00 UTC

[jira] [Commented] (HBASE-20169) NPE when calling HBTU.shutdownMiniCluster

    [ https://issues.apache.org/jira/browse/HBASE-20169?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16393907#comment-16393907 ] 

Duo Zhang commented on HBASE-20169:
-----------------------------------

[~stack] FYI.

> NPE when calling HBTU.shutdownMiniCluster
> -----------------------------------------
>
>                 Key: HBASE-20169
>                 URL: https://issues.apache.org/jira/browse/HBASE-20169
>             Project: HBase
>          Issue Type: Bug
>          Components: test
>            Reporter: Duo Zhang
>            Priority: Major
>
> This usually happens when some master or rs has already been down before we calling shutdownMiniCluster.
> See
> https://builds.apache.org/job/HBASE-Flaky-Tests/27223/testReport/junit/org.apache.hadoop.hbase.master/TestAssignmentManagerMetrics/org_apache_hadoop_hbase_master_TestAssignmentManagerMetrics/
> and also
> http://104.198.223.121:8080/job/HBASE-Flaky-Tests/34873/testReport/junit/org.apache.hadoop.hbase.master/TestRestartCluster/testRetainAssignmentOnRestart/
> {noformat}
> java.lang.NullPointerException
> 	at org.apache.hadoop.hbase.master.TestAssignmentManagerMetrics.after(TestAssignmentManagerMetrics.java:100)
> java.lang.NullPointerException
> 	at org.apache.hadoop.hbase.master.TestRestartCluster.testRetainAssignmentOnRestart(TestRestartCluster.java:156)
> {noformat}



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