Hi Bradford Stephens, Could you please share something about your practices on "Katta+HBase"? Do you store the documents or indexes in HBase?
Schubert On Fri, Jun 12, 2009 at 1:19 PM, Bradford Stephens < [email protected]> wrote: > That actually make a lot of sense. Thanks, awesome people! Me and the > dev team are here to get Katta + HBase to play together, and it's > looking pretty nice. > > On Thu, Jun 11, 2009 at 9:47 PM, stack<[email protected]> wrote: > > On Thu, Jun 11, 2009 at 6:10 PM, Bradford Stephens < > > [email protected]> wrote: > > > >> > >> What I'm noticing is that it's writing to mostly one or two regions on > >> one box at a time, even though I have 7 reducers running. Monitoring > >> everything with dstat -v, I notice that only 2 of my servers are doing > >> much. These boxes have very low CPU idling, and high disk output (a > >> few GB a minute). > >> > > > > > > How many regions in your table? > > > > At first, there is one. All reducers will go against it. When it > splits, > > then two regions field the 7 reducers and so on. > > > > You can manually split regions from the command-line. See if that helps: > > > > hbase> split_region 'REGIONNAME' > > > > (IIRC -- type 'tools' in shell for help on the admin facilities). > > > > St.Ack > > >
