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From "Josh Elser (JIRA)" <j...@apache.org>
Subject [jira] [Created] (ACCUMULO-2082) Major compacting files not empty
Date Sat, 21 Dec 2013 02:30:09 GMT
Josh Elser created ACCUMULO-2082:
------------------------------------

             Summary: Major compacting files not empty
                 Key: ACCUMULO-2082
                 URL: https://issues.apache.org/jira/browse/ACCUMULO-2082
             Project: Accumulo
          Issue Type: Bug
            Reporter: Josh Elser


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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