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From Jean-Marc Spaggiari <jean-m...@spaggiari.org>
Subject Re: HMerge Status
Date Thu, 30 Aug 2018 19:45:40 GMT
Hi Austin,

Which version are you using? Why not just using the shell merge command?


Le jeu. 30 août 2018 à 15:41, Austin Heyne <aheyne@ccri.com> a écrit :

> We're currently sitting at a very high number of regions due to an
> initially poor value for hbase.regionserver.regionSplitLimit and would
> like to reign in our region count. Additionally, we have a
> spatio-temporal key structure and our region pre-splitting was done
> evenly, without regard to the spatial distribution of our data and thus
> have a lot of small and empty regions we'd like to clean up. I've found
> the HMerge class [1], and it seems it would do something reasonable for
> our used case. However, it's marked as Private and doesn't seem to be
> used anywhere so I thought I'd ask if anyone knows the status of this
> class and how safe it is.
> Thanks,
> Austin
> [1]
> https://github.com/apache/hbase/blob/branch-1.4/hbase-server/src/main/java/org/apache/hadoop/hbase/util/HMerge.java

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