Make hbase.hregion.max.filesize to be very large. Then your regions won't split. We use this method when copying 'live' hbase to make a backup.
-Jack On Sat, Sep 3, 2011 at 4:32 PM, Geoff Hendrey <[email protected]> wrote: > Is there a way to prevent regions from splitting while we are running a > mapreduce job that does a lot of Puts? It seems that there is a lot of > HDFS activity related to the splitting of regions while my M/R job is > doing the puts. Is it sensible to disable splitting during the job that > does lots of Put? Would there be any danger in this (i.e. disabling > splitting during the job, and re-enabling it when the job completes)? > > > > I see the hbase.regionserver.thread.splitcompactcheckfrequency could be > used to make splits happen less frequently, but what I'd really like is > for splitting to be disabled, then re-enabled later. > > > > -Geoff > >
