[jira] [Commented] (HBASE-3933) Hmaster throw NullPointerException

["gaojinchao (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HBASE-3933?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13041113#comment-13041113 ] 

gaojinchao commented on HBASE-3933:
-----------------------------------

Please review it and give some suggestion. If the solution is ok, I will test it. Thanks.

Because region server interval is 3s, So I think hbase.master.wait.on.regionservers.timeout should be 9s.


> Hmaster throw NullPointerException
> ----------------------------------
>
>                 Key: HBASE-3933
>                 URL: https://issues.apache.org/jira/browse/HBASE-3933
>             Project: HBase
>          Issue Type: Bug
>          Components: master
>    Affects Versions: 0.90.3
>            Reporter: gaojinchao
>            Assignee: gaojinchao
>             Fix For: 0.90.4
>
>         Attachments: Hmastersetup0.90
>
>
> > NullPointerException while hmaster starting.
> >       java.lang.NullPointerException
> >         at java.util.TreeMap.getEntry(TreeMap.java:324)
> >         at java.util.TreeMap.get(TreeMap.java:255)
> >         at 
> > org.apache.hadoop.hbase.master.AssignmentManager.addToServers(Assignme
> > ntManager.java:1512)
> >         at 
> > org.apache.hadoop.hbase.master.AssignmentManager.regionOnline(Assignme
> > ntManager.java:606)
> >         at 
> > org.apache.hadoop.hbase.master.AssignmentManager.processFailover(Assig
> > nmentManager.java:214)
> >         at 
> > org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.ja
> > va:402)
> >         at 
> > org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:283)

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