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https://issues.apache.org/jira/browse/OAK-3062?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chetan Mehrotra resolved OAK-3062.
----------------------------------
Resolution: Fixed
Added support for sending the hint by default. If required this can be disabled
via setting system property {{oak.mongo.disableVersionGCIndexHint}} to true
* trunk - http://svn.apache.org/r1688622
* 1.0 - http://svn.apache.org/r1688625
* 1.2 - http://svn.apache.org/r1688626
> VersionGC failing on Mongo with CursorNotFoundException
> -------------------------------------------------------
>
> Key: OAK-3062
> URL: https://issues.apache.org/jira/browse/OAK-3062
> Project: Jackrabbit Oak
> Issue Type: Bug
> Components: mongomk
> Reporter: Chetan Mehrotra
> Assignee: Chetan Mehrotra
> Fix For: 1.2.3, 1.3.3, 1.0.17
>
> Attachments: cursor-78740863820.log, versiongc-oak.log
>
>
> At times the VersionGC on big repository fails with following exception
> {noformat}
> 30.06.2015 03:55:59.253 *INFO* [pool-7-thread-132]
> org.apache.jackrabbit.oak.plugins.document.VersionGarbageCollector Iterated
> through 440000 documents so far. 410668 found to be deleted
> com.mongodb.MongoException$CursorNotFound: Cursor 78740863820 not found on
> server mongo2.aem.lan.tpa.foxnews.com:27017
> at
> com.mongodb.QueryResultIterator.throwOnQueryFailure(QueryResultIterator.java:218)
> at com.mongodb.QueryResultIterator.init(QueryResultIterator.java:198)
> at
> com.mongodb.QueryResultIterator.initFromQueryResponse(QueryResultIterator.java:176)
> at com.mongodb.QueryResultIterator.getMore(QueryResultIterator.java:141)
> at com.mongodb.QueryResultIterator.hasNext(QueryResultIterator.java:127)
> at com.mongodb.DBCursor._hasNext(DBCursor.java:551)
> at com.mongodb.DBCursor.hasNext(DBCursor.java:571)
> at
> com.google.common.collect.TransformedIterator.hasNext(TransformedIterator.java:43)
> at
> org.apache.jackrabbit.oak.plugins.document.VersionGarbageCollector.collectDeletedDocuments(VersionGarbageCollector.java:110)
> at
> org.apache.jackrabbit.oak.plugins.document.VersionGarbageCollector.gc(VersionGarbageCollector.java:85)
> at
> org.apache.jackrabbit.oak.plugins.document.DocumentNodeStoreService$2.run(DocumentNodeStoreService.java:503)
> at
> org.apache.jackrabbit.oak.spi.state.RevisionGC$1.call(RevisionGC.java:68)
> at
> org.apache.jackrabbit.oak.spi.state.RevisionGC$1.call(RevisionGC.java:64)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> {noformat}
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