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https://issues.apache.org/jira/browse/OAK-2769?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chetan Mehrotra resolved OAK-2769.
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Resolution: Fixed
Fix Version/s: 1.2.1
Now version GC would emit following logs
{noformat}
09:38:12.381 INFO [main] VersionGarbageCollector.java:71 Starting revision
garbage collection. Revisions older than [2015-04-15 09:48:06.379] would be
removed
09:38:12.534 INFO [main] VersionGarbageCollector.java:117 Iterated through
10000 documents so far. 9999 found to be deleted
09:38:12.647 INFO [main] VersionGarbageCollector.java:117 Iterated through
20000 documents so far. 19999 found to be deleted
09:38:12.771 INFO [main] VersionGarbageCollector.java:137 Proceeding to
delete [20001] documents
09:38:12.839 INFO [main] VersionGarbageCollector.java:158 Deleted 10350
(51.75%) documents so far
09:38:12.885 INFO [main] VersionGarbageCollector.java:89 Version garbage
collected in 504.8 ms. VersionGCStats{ignoredGCDueToCheckPoint=false,
deletedDocGCCount=20001, splitDocGCCount=0, intermediateSplitDocGCCount=0,
timeToCollectDeletedDocs=261.7 ms, timeTakenToDeleteDocs=99.74 ms}
{noformat}
Progress log would be done every 10k docs
Done in
* trunk - http://svn.apache.org/r1673644
* 1.0 - http://svn.apache.org/r1673645
* 1.2 - http://svn.apache.org/r1673646
> Add progress log to VersionGC in DocumentNodeStore
> --------------------------------------------------
>
> Key: OAK-2769
> URL: https://issues.apache.org/jira/browse/OAK-2769
> Project: Jackrabbit Oak
> Issue Type: Improvement
> Components: mongomk
> Reporter: Chetan Mehrotra
> Assignee: Chetan Mehrotra
> Priority: Minor
> Fix For: 1.0.13, 1.3.0, 1.2.1
>
>
> While performing VersionGC when large number of documents are deleted at
> times version gc takes upto an hour. It would be helpful to log progress logs
> as it traverses the deleted document cursor
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