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https://issues.apache.org/jira/browse/OAK-2862?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14605547#comment-14605547
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Michael Dürig commented on OAK-2862:
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No as we don't have sufficient longevity coverage yet.
> CompactionMap#compress() inefficient for large compaction maps
> --------------------------------------------------------------
>
> Key: OAK-2862
> URL: https://issues.apache.org/jira/browse/OAK-2862
> Project: Jackrabbit Oak
> Issue Type: Sub-task
> Components: segmentmk
> Reporter: Michael Dürig
> Assignee: Michael Dürig
> Labels: compaction, doc-impacting, gc
> Fix For: 1.3.0
>
> Attachments: OAK-2862-memory.png, OAK-2862.png, benchLargeMap.xlsx
>
>
> I've seen {{CompactionMap#compress()}} take up most of the time spent in
> compaction. With 40M record ids in the compaction map compressing runs for
> hours.
> I will back this with numbers as soon as I have a better grip on the issue.
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