Hi Ted, Thanks, I think I got the problem, I'm using *IncreasingToUpperBoundRegionSplitPolicy (default)* instead *ConstantSizeRegionSplitPolicy* which in my use case is what I want.
Cheers Pedro On Mon, Feb 15, 2016 at 5:22 PM, Ted Yu <[email protected]> wrote: > Can you pastebin region server log snippet around the time when the split > happened ? > > Was the split on data table or index table ? > > Thanks > > > On Feb 15, 2016, at 10:22 AM, Pedro Gandola <[email protected]> > wrote: > > > > Hi, > > > > I have a cluster using *HBase 1.1.2* where I have a table and a local > index > > (using *Apache Phoenix 4.6*) in total both tables have *300 regions* > > (aprox: *18 regions per server*), my* hbase.hregion.max.filesize=30GB > *and > > my region sizes are now *~4.5GB compressed (~7GB uncompressed)*. However > > each time I restart a RS sometimes a region gets split. This is > unexpected > > because my key space is uniform (using MD5) and if the problem was my > > *region.size > >> * *hbase.hregion.max.filesize *I would expect to have all the regions or > > almost all splitting but this only happens when I restart a RS and it > > happens only for 1 or 2 regions. > > > > What are the different scenarios where a region can split? > > > > What are the right steps to restart a region server in order to avoid > these > > unexpected splits? > > > > Thank you, > > Cheers > > Pedro >
