Hi there- You probably want to see the Hbase Book/RefGuide and the Performance and Operational Mgt chapters. Capture and track metrics in tools like OpenTSDB, for example.
http://hbase.apache.org/book.html On 1/10/12 8:34 AM, "Ronen Itkin" <ro...@taykey.com> wrote: >Hey all, > >I have a small cluster of HBase, Hadoop HDFS, Zookeeper that is being >deployed on the same nodes (kind of a common best practice for small >clusters). >Everything is quite straight forward and works fine. > >I am wondering how can I efficiently predict the right time to add another >node from the HBase performance (read/write) perspective ? >Is there any suggested amount of regions per region server I should >follow? >number of requests per region service? any other "load" parameters? > >So as long as the data keeps increasing, I guess performance will be >decreasing. >moreover. I find it hard to answer the question of "when should I add >another Hbase node?" because performance decrease can be caused by other >reasons >like "hots pots" for example, which demand a special care what not another >node. > >Suggestions? > >Thank you all!! > >-- >* >Ronen Itkin* >Taykey | www.taykey.com
