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From Ted Yu <yuzhih...@gmail.com>
Subject Re: What property would trigger a region split besides hbase.hregion.max.filesize ?
Date Thu, 29 May 2014 02:32:45 GMT
Which HBase release are you using ?

Can you look in the region server log which SplitPolicy is in effect ?
Below is a sample log snippet:

2014-04-09 15:35:03,737 DEBUG [MemStoreFlusher.0]
regionserver.IncreasingToUpperBoundRegionSplitPolicy: ShouldSplit because


On Wed, May 28, 2014 at 6:49 PM, Tao Xiao <xiaotao.cs.nju@gmail.com> wrote:

> I hope each region can be 10GB in size, so I set the property
> *hbase.hregion.max.filesize* as 10737418240, which is 10GB. Then I
> restarted the HBase cluster.
>
> To check whether this property works, I created a new table and wrote  a
> lot of records into it. However, when I checked the size of the regions of
> that table, I found that each region is far smaller than 10GB. Actually,
> regions of that table are about 3GB in size.
>
> I guess there are other factors that would trigger a region split, albeit I
> set the property *hbase.hregion.max.filesize* as 10GB.  Am I right ?
>
> Thanks.
>
>
> Tao
>

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