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From "Josh Elser (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (ACCUMULO-2082) Major compacting files not empty
Date Tue, 24 Dec 2013 14:57:51 GMT

    [ https://issues.apache.org/jira/browse/ACCUMULO-2082?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13856342#comment-13856342
] 

Josh Elser commented on ACCUMULO-2082:
--------------------------------------

Awesome! I'll try to test out this change and see if it fixes things for me. Thanks for looking
at this. 

> Major compacting files not empty
> --------------------------------
>
>                 Key: ACCUMULO-2082
>                 URL: https://issues.apache.org/jira/browse/ACCUMULO-2082
>             Project: Accumulo
>          Issue Type: Bug
>         Environment: 5bb28edba7ff587191e8c33cd909e3677465af48
>            Reporter: Josh Elser
>            Assignee: Keith Turner
>             Fix For: 1.6.0
>
>
> Saw this during a randomwalk:
> {noformat}
> MajC Failed, message = Major compacting files not empty [hdfs://nameservice/accumulo/tables/p/t-0001pfx/C0001qir.rf,
hdfs://nameservice/accumulo/tables/p/t-0001pfx/C0001qip.rf, hdfs://nameservice/accumulo/tables/p/b-0001qh4/I0001qh5.rf,
hdfs://nameservice/accumulo/tables/p/b-0001qgt/I0001qgv.rf, hdfs://nameservice/accumulo/tables/p/b-0001qg5/I0001qg6.rf,
hdfs://nameservice/accumulo/tables/p/b-0001qem/I0001qeo.rf, hdfs://nameservice/accumulo/tables/p/b-0001qgj/I0001qgk.rf,
hdfs://nameservice/accumulo/tables/p/t-0001pfx/C0001qis.rf, hdfs://nameservice/accumulo/tables/p/b-0001qga/I0001qgb.rf,
hdfs://nameservice/accumulo/tables/p/t-0001pfx/A0001pg9.rf]
> 	java.lang.IllegalStateException: Major compacting files not empty [hdfs://nameservice/accumulo/tables/p/t-0001pfx/C0001qir.rf,
hdfs://nameservice/accumulo/tables/p/t-0001pfx/C0001qip.rf, hdfs://nameservice/accumulo/tables/p/b-0001qh4/I0001qh5.rf,
hdfs://nameservice/accumulo/tables/p/b-0001qgt/I0001qgv.rf, hdfs://nameservice/accumulo/tables/p/b-0001qg5/I0001qg6.rf,
hdfs://nameservice/accumulo/tables/p/b-0001qem/I0001qeo.rf, hdfs://nameservice/accumulo/tables/p/b-0001qgj/I0001qgk.rf,
hdfs://nameservice/accumulo/tables/p/t-0001pfx/C0001qis.rf, hdfs://nameservice/accumulo/tables/p/b-0001qga/I0001qgb.rf,
hdfs://nameservice/accumulo/tables/p/t-0001pfx/A0001pg9.rf]
> 		at org.apache.accumulo.tserver.Tablet$DatafileManager.reserveMajorCompactingFiles(Tablet.java:933)
> 		at org.apache.accumulo.tserver.Tablet._majorCompact(Tablet.java:3187)
> 		at org.apache.accumulo.tserver.Tablet.majorCompact(Tablet.java:3371)
> 		at org.apache.accumulo.tserver.Tablet.access$4700(Tablet.java:168)
> 		at org.apache.accumulo.tserver.Tablet$CompactionRunner.run(Tablet.java:2849)
> 		at org.apache.accumulo.trace.instrument.TraceRunnable.run(TraceRunnable.java:47)
> 		at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 		at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 		at org.apache.accumulo.trace.instrument.TraceRunnable.run(TraceRunnable.java:47)
> 		at org.apache.accumulo.core.util.LoggingRunnable.run(LoggingRunnable.java:34)
> 		at java.lang.Thread.run(Thread.java:744)
> {noformat}
> I don't actually know if it's a problem. A first read over that section of the code wasn't
obvious to me one way or the other. 



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