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https://issues.apache.org/jira/browse/OAK-3695?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15432322#comment-15432322
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Michael Dürig commented on OAK-3695:
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bq. As a user, I want to know the ratio (or precise absolute values) between
waste and real data
I think we need to reconsider this. IMO the user does not need to know this
ratio. After all, what do you want to do with it? What action would you take
based on it? Although such a number would be "interesting", experience from our
previous (pre OAK-4293) approach to estimation shows that it is way to
expensive to acquire, difficult to understand and thus leading to false
conclusions and expectations.
I agree that this number is interesting to us developers. We might be better
off by adding that functionality to {{oak-run}} though.
> Expose ratio between waste and real data
> ----------------------------------------
>
> Key: OAK-3695
> URL: https://issues.apache.org/jira/browse/OAK-3695
> Project: Jackrabbit Oak
> Issue Type: Story
> Components: segment-tar
> Reporter: Valentin Olteanu
> Labels: gc
>
> As a user, I want to know the ratio (or precise absolute values) between
> waste and real data on TarMK, so that I can decide if Revision GC needs to be
> run. The measurement has to be done on a running repository and without
> impacting the performance.
> This would also help measure the efficiency of Revision GC and see the effect
> of improvements.
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