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Posted to issues@hbase.apache.org by "Xiong LIU (JIRA)" <ji...@apache.org> on 2013/06/22 05:00:20 UTC

[jira] [Updated] (HBASE-8790) NullPointerException throwed when stopping regionserver

     [ https://issues.apache.org/jira/browse/HBASE-8790?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xiong LIU updated HBASE-8790:
-----------------------------

    Environment: CentOS 5.9 x86_64, java version "1.6.0_45", CDH4.3  (was: CentOS 5.9 x86_64, java version "1.6.0_45")
    
> NullPointerException throwed when stopping regionserver
> -------------------------------------------------------
>
>                 Key: HBASE-8790
>                 URL: https://issues.apache.org/jira/browse/HBASE-8790
>             Project: HBase
>          Issue Type: Bug
>          Components: regionserver
>    Affects Versions: 0.95.1
>         Environment: CentOS 5.9 x86_64, java version "1.6.0_45", CDH4.3
>            Reporter: Xiong LIU
>
> The Hbase cluster is a fresh start with one regionserver.
> When we stop hbase, an unhandled NullPointerException is throwed in the regionserver.
> The regionserver's log is as follows:
> 2013-06-21 10:21:11,284 INFO  [regionserver61020] regionserver.HRegionServer: Closing user regions
> 2013-06-21 10:21:14,288 DEBUG [regionserver61020] regionserver.HRegionServer: Waiting on 1028785192
> 2013-06-21 10:21:14,290 FATAL [regionserver61020] regionserver.HRegionServer: ABORTING region server HOSTNAME_TEST,61020,1371781086817
> : Unhandled: null
> java.lang.NullPointerException
>         at org.apache.hadoop.hbase.regionserver.HRegionServer.tryRegionServerReport(HRegionServer.java:988)
>         at org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:832)
>         at java.lang.Thread.run(Thread.java:662)
> 2013-06-21 10:21:14,292 FATAL [regionserver61020] regionserver.HRegionServer: RegionServer abort: loaded coprocessors are: [org.apache
> .hadoop.hbase.coprocessor.MultiRowMutationEndpoint]
> 2013-06-21 10:21:14,293 INFO  [regionserver61020] regionserver.HRegionServer: STOPPED: Unhandled: null
> 2013-06-21 10:21:14,293 INFO  [regionserver61020] ipc.RpcServer: Stopping server on 61020
> It seems that after closing user regions, the rssStub is null.

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