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https://issues.apache.org/jira/browse/HBASE-8230?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13618054#comment-13618054
]
Jieshan Bean commented on HBASE-8230:
-------------------------------------
Here's the exception:
{noformat}
2013-03-29 10:32:42,251 INFO [regionserver26003] STOPPED: Failed
initialization
org.apache.hadoop.hbase.regionserver.HRegionServer.stop(HRegionServer.java:1665)
2013-03-29 10:32:42,253 ERROR [regionserver26003] Failed init
org.apache.hadoop.hbase.regionserver.HRegionServer.cleanup(HRegionServer.java:1161)
java.io.IOException: cannot get log writer
at org.apache.hadoop.hbase.regionserver.wal.HLog.createWriter(HLog.java:757)
at
org.apache.hadoop.hbase.regionserver.wal.HLog.createWriterInstance(HLog.java:701)
at org.apache.hadoop.hbase.regionserver.wal.HLog.rollWriter(HLog.java:637)
at org.apache.hadoop.hbase.regionserver.wal.HLog.rollWriter(HLog.java:582)
at org.apache.hadoop.hbase.regionserver.wal.HLog.<init>(HLog.java:436)
at org.apache.hadoop.hbase.regionserver.wal.HLog.<init>(HLog.java:362)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.instantiateHLog(HRegionServer.java:1327)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.setupWALAndReplication(HRegionServer.java:1316)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.handleReportForDutyResponse(HRegionServer.java:1030)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:706)
at java.lang.Thread.run(Thread.java:662)
{noformat}
> Possible NPE on regionserver abort if replication service has not been started
> ------------------------------------------------------------------------------
>
> Key: HBASE-8230
> URL: https://issues.apache.org/jira/browse/HBASE-8230
> Project: HBase
> Issue Type: Bug
> Components: regionserver, Replication
> Affects Versions: 0.94.6
> Reporter: Jieshan Bean
> Assignee: Jieshan Bean
> Attachments: HBASE-8230-94.patch
>
>
> RegionServer got Exception on calling setupWALAndReplication, so entered
> abort flow. Since replicationSink had not been inialized yet, we got below
> exception:
> {noformat}
> Exception in thread "regionserver26003" java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.replication.regionserver.Replication.join(Replication.java:129)
> at
> org.apache.hadoop.hbase.replication.regionserver.Replication.stopReplicationService(Replication.java:120)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.join(HRegionServer.java:1803)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:834)
> at java.lang.Thread.run(Thread.java:662)
> {noformat}
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