Bryan, if you're on 0.90.x the advice is to not go above 4gb regions. The Hfilev2 format is in 0.92 which better supports larger regions.
On 2/18/12 5:31 PM, "Mikael Sitruk" <[email protected]> wrote: >Hi Bryan >The size is the size of the store file, if the size go above this you will >have a region split. Regarding the size limit, as far I understand this is >because of the HFile format, and in 0.92 is it about 20G. > >Mikael.S > >On Sat, Feb 18, 2012 at 2:21 AM, Bryan Keller <[email protected]> wrote: > >> Actually, I had pre-created too many regions so most were only half >>full, >> I had a couple of regions that were 4gb. >> >> On Feb 17, 2012, at 3:48 PM, Bryan Keller wrote: >> >> > Is the max region file size the size of the data uncompressed or the >>max >> size of the store file? I noticed my store files are ~2.1 gb though I >>have >> the max region size set to 4 gb. This is after a major compaction. >>Also, is >> the max region size 4 gb in HBase 0.90.4 or can it be larger? The docs >>say >> 4 gb but I wanted to confirm that. >> >> > > >-- >Mikael.S
