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From "ASF subversion and git services (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (ACCUMULO-2862) Major Compaction issues
Date Mon, 09 Jun 2014 19:11:02 GMT

    [ https://issues.apache.org/jira/browse/ACCUMULO-2862?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14025574#comment-14025574
] 

ASF subversion and git services commented on ACCUMULO-2862:
-----------------------------------------------------------

Commit 3f6c9e53371d1967ad5a1d896e08509bdff9405d in accumulo's branch refs/heads/master from
[~ecn]
[ https://git-wip-us.apache.org/repos/asf?p=accumulo.git;h=3f6c9e5 ]

ACCUMULO-2862 stop re-throwing CompactionInteruptedException, wrote a test to verify that
splits interrupt major compactions


> Major Compaction issues
> -----------------------
>
>                 Key: ACCUMULO-2862
>                 URL: https://issues.apache.org/jira/browse/ACCUMULO-2862
>             Project: Accumulo
>          Issue Type: Bug
>          Components: tserver
>            Reporter: Josh Elser
>            Assignee: Eric Newton
>             Fix For: 1.7.0
>
>         Attachments: eric-proposed-changes.diff
>
>
> Since the last round of tserver/tablet refactoring, I've been getting some spurious errors
while running two tservers on a single node with a single continuous ingest client.
> {noformat}
> java.lang.RuntimeException: java.lang.IllegalStateException: Major compacting files not
empty [...]
> 	at org.apache.accumulo.tserver.tablet.Tablet.majorCompact(Tablet.java:1998)
> 	at org.apache.accumulo.tserver.tablet.CompactionRunner.run(CompactionRunner.java:42)
> 	at org.apache.accumulo.trace.instrument.TraceRunnable.run(TraceRunnable.java:42)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at org.apache.accumulo.trace.instrument.TraceRunnable.run(TraceRunnable.java:47)
> 	at org.apache.accumulo.core.util.LoggingRunnable.run(LoggingRunnable.java:34)
> 	at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.IllegalStateException: Major compacting files not empty [...]
> 	at org.apache.accumulo.tserver.tablet.DatafileManager.reserveMajorCompactingFiles(DatafileManager.java:484)
> 	at org.apache.accumulo.tserver.tablet.Tablet._majorCompact(Tablet.java:1797)
> 	at org.apache.accumulo.tserver.tablet.Tablet.majorCompact(Tablet.java:1986)
> 	... 7 more
> 2014-06-05 16:46:
> {noformat}
> As well as some CompactionCanceledExceptions.
> {noformat}
> Thread "major compactor 2" died org.apache.accumulo.tserver.tablet.Compactor$CompactionCanceledException
> 	java.lang.RuntimeException: org.apache.accumulo.tserver.tablet.Compactor$CompactionCanceledException
> 		at org.apache.accumulo.tserver.tablet.Tablet.majorCompact(Tablet.java:1970)
> 		at org.apache.accumulo.tserver.tablet.CompactionRunner.run(CompactionRunner.java:42)
> 		at org.apache.accumulo.trace.instrument.TraceRunnable.run(TraceRunnable.java:42)
> 		at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 		at java.util.concurrent.ThreadPoolExecutor$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:745)
> 	Caused by: org.apache.accumulo.tserver.tablet.Compactor$CompactionCanceledException
> 		at org.apache.accumulo.tserver.tablet.Compactor.compactLocalityGroup(Compactor.java:370)
> 		at org.apache.accumulo.tserver.tablet.Compactor.call(Compactor.java:206)
> 		at org.apache.accumulo.tserver.tablet.Tablet._majorCompact(Tablet.java:1853)
> 		at org.apache.accumulo.tserver.tablet.Tablet.majorCompact(Tablet.java:1962)
> 		... 7 more
> {noformat}



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