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https://issues.apache.org/jira/browse/HBASE-2516?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack resolved HBASE-2516.
--------------------------
Hadoop Flags: [Reviewed]
Resolution: Fixed
Thanks for the patch Daniel. Committed.
> Ugly IOE when region is being closed; rather, should NSRE
> ---------------------------------------------------------
>
> Key: HBASE-2516
> URL: https://issues.apache.org/jira/browse/HBASE-2516
> Project: Hadoop HBase
> Issue Type: Bug
> Reporter: stack
> Assignee: Daniel Ploeg
> Fix For: 0.21.0
>
> Attachments: HBASE-2516.patch
>
>
> I'm running 80/20 YCSB (80% reads/20% writes). I see this from time to time
> in logs (especially if I do big fat bulk upload at same time -- having
> trouble making ycsb do heavy loading at mo):
> {code}
> 2010-05-05 06:57:01,165 DEBUG org.apache.hadoop.hbase.regionserver.HRegion:
> Updates disabled for region, no outstanding scanners on
> usertable,user1431413702,1273040674721
> 2010-05-05 06:57:01,165 DEBUG org.apache.hadoop.hbase.regionserver.HRegion:
> No more row locks outstanding on region usertable,user1431413702,1273040674721
> 2010-05-05 06:57:01,178 DEBUG org.apache.hadoop.hbase.regionserver.Store:
> closed cf
> 2010-05-05 06:57:01,178 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Closed usertable,user1431413702,1273040674721
> 2010-05-05 06:57:01,178 ERROR
> org.apache.hadoop.hbase.regionserver.HRegionServer:
> java.io.IOException: Region usertable,user1431413702,1273040674721 closed
> at
> org.apache.hadoop.hbase.regionserver.HRegion.getScanner(HRegion.java:1179)
> at
> org.apache.hadoop.hbase.regionserver.HRegion.getScanner(HRegion.java:1172)
> at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:2506)
> at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:2493)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.get(HRegionServer.java:1742)
> at sun.reflect.GeneratedMethodAccessor12.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:657)
> at
> org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:915)
> {code}
> This should be a NSRE.
> J-D took a look and fact that we do an IOE 'region closed' is way old, from
> before the time forgot, so its just always been there just more obvious now
> that Get is a Scan.
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