Here's a good starting point: http://hbase.apache.org/book.html#store.memstore , I think you misunderstand what a memstore is.
Good luck! -Dave On Wed, Jun 13, 2012 at 10:50 AM, ashdamle <a...@medgle.com> wrote: > > Hello. This is my first post here. I've setup hbase with 2 column families > 2GB heap size with memstore upper and lower set to 0.5 . I have a couple of > wide rows with 200K to 500K columns. > > Upon querying the second time for the row, the memstoreSizeMB is still 0. > The block cache hit ratio is around 70% .. what doesn't make sense is why > this row is not entirely cached in memory. Basically it is taking around > 200ms to get via the scanner. Is this time in the expected range? Also, why > is the memstore not caching this query result? > > Thanks so much for any help in tracking this down. If there is additional > information that would be helpful, please do tell and I'll post back ASAP. > > Thanks! > > Cheers > > Ash > -- > View this message in context: > http://old.nabble.com/memstoreSizeMB%3D0-tp34007166p34007166.html > Sent from the HBase User mailing list archive at Nabble.com. > >
