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https://issues.apache.org/jira/browse/HBASE-7711?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13565718#comment-13565718
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Jonathan Hsieh edited comment on HBASE-7711 at 1/29/13 7:50 PM:
----------------------------------------------------------------
[~te...@apache.org] suggests:
>From internalObtainRowLock():
} catch (InterruptedException ie) {
// Empty
}
We should:
1. add a log statement above.
2. create InterruptedIOException that wraps ie and rethrow it.
was (Author: jmhsieh):
[~tedyu] suggests:
>From internalObtainRowLock():
} catch (InterruptedException ie) {
// Empty
}
We should:
1. add a log statement above.
2. create InterruptedIOException that wraps ie and rethrow it.
> rowlock release problem with thread interruptions in batchMutate
> ----------------------------------------------------------------
>
> Key: HBASE-7711
> URL: https://issues.apache.org/jira/browse/HBASE-7711
> Project: HBase
> Issue Type: Bug
> Reporter: Jonathan Hsieh
>
> An earlier version of snapshots would thread interrupt operations. In longer
> term testing we ran into an exception stack trace that indicated that a
> rowlock was taken an never released.
> {code}
> 2013-01-26 01:54:56,417 ERROR
> org.apache.hadoop.hbase.procedure.ProcedureMember: Propagating foreign
> exception to subprocedure pe-1
> org.apache.hadoop.hbase.errorhandling.ForeignException$ProxyThrowable via
> timer-java.util.Timer@1cea3151:org.apache.hadoop.hbase.errorhandling.ForeignException$ProxyThrowable:
> org.apache.hadoop.hbase.errorhandling.TimeoutException: Timeout elapsed!
> Source:Timeout caused Foreign E
> xception Start:1359194035004, End:1359194095004, diff:60000, max:60000 ms
> at
> org.apache.hadoop.hbase.errorhandling.ForeignException.deserialize(ForeignException.java:184)
> at
> org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.abort(ZKProcedureMemberRpcs.java:321)
> at
> org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.watchForAbortedProcedures(ZKProcedureMemberRpcs.java:150)
> at
> org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.access$200(ZKProcedureMemberRpcs.java:56)
> at
> org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs$1.nodeChildrenChanged(ZKProcedureMemberRpcs.java:112)
> at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.process(ZooKeeperWatcher.java:315)
> at
> org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:519)
> at
> org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:495)
> Caused by:
> org.apache.hadoop.hbase.errorhandling.ForeignException$ProxyThrowable:
> org.apache.hadoop.hbase.errorhandling.TimeoutException: Timeout elapsed!
> Source:Timeout caused Foreign Exception Start:1359194035004,
> End:1359194095004, diff:60000, max:60000 ms
> at
> org.apache.hadoop.hbase.errorhandling.TimeoutExceptionInjector$1.run(TimeoutExceptionInjector.java:71)
> at java.util.TimerThread.mainLoop(Timer.java:512)
> at java.util.TimerThread.run(Timer.java:462)
> 2013-01-26 01:54:56,648 WARN org.apache.hadoop.hbase.regionserver.HRegion:
> Failed getting lock in batch put, row=0001558252
> java.io.IOException: Timed out on getting lock for row=0001558252
> at
> org.apache.hadoop.hbase.regionserver.HRegion.internalObtainRowLock(HRegion.java:3239)
> at
> org.apache.hadoop.hbase.regionserver.HRegion.getLock(HRegion.java:3315)
> at
> org.apache.hadoop.hbase.regionserver.HRegion.doMiniBatchMutation(HRegion.java:2150)
> at
> org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:2021)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.multi(HRegionServer.java:3511)
> at sun.reflect.GeneratedMethodAccessor46.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:364)
> at
> org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1400)
> ....
> .. every snapshot attempt that used this region for the next two days
> encountered this problem.
> {code}
> Snapshots will now bypass this problem with the fix in HBASE-7703. However,
> we should make sure hbase regionserver operations are safe when interrupted.
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