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https://issues.apache.org/jira/browse/HBASE-1327?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack updated HBASE-1327:
-------------------------
Fix Version/s: 0.20.2
Moving to 0.20.2. Looks like simple enough synchronization problem -- someone
is removing from queue while its being iterated.
> NPE in HRegionServer$ToDoEntry.access$100
> -----------------------------------------
>
> Key: HBASE-1327
> URL: https://issues.apache.org/jira/browse/HBASE-1327
> Project: Hadoop HBase
> Issue Type: Bug
> Affects Versions: 0.19.1
> Reporter: Andrew Purtell
> Fix For: 0.20.2, 0.21.0
>
>
> From hbase-users@:
> From: Rakhi Khatwani
> Subject: Null pointer exception
> My hbase suddenly goes down, when i check the logs, i get the following
> exception at master node's region server:
>
> 2009-04-15 08:37:09,158 FATAL
> org.apache.hadoop.hbase.regionserver.HRegionServer: Unhandled exception.
> Aborting...
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer$ToDoEntry.access$100(HRegionServer.java:1201)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.housekeeping(HRegionServer.java:1058)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:450)
> at java.lang.Thread.run(Thread.java:619)
> 2009-04-15 08:37:09,159 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer: Dump of metrics:
> request=27, regions=42, stores=202, storefiles=247, storefileIndexSize=0,
> memcacheSize=0, usedHeap=116, maxHeap=888
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