On Jun 9, 2010, at 9:47 PM, li wei wrote: > Thanks a lot. > We are set READ one, WRITE ANY. Is this better than QUORUM in performance.
Yes, but less consistency safe. > Do you think the cassandra Cluster (with 2 or nodes) should be always > faster than Single one node in the reality and theory? > Or it depends? It depends :-) I think the idea with cassandra is that it scales linearly. So, if you have obtained some performance numbers X for read performance. And you get lots of new users and data amounts, you can keep having X simply by adding new nodes. But I think there are others on this list with much more insight into this than mine! /Per