On Mon, Aug 16, 2010 at 6:07 AM, Maifi Khan <maifi.k...@gmail.com> wrote: > Hi > How is the locking implemented in cassandra? Say, I have 10 nodes and > I want to write to 6 nodes which is (n+1)/2.
Not to be too pedantic, but you're misunderstanding how to use cassandra. When we talk about 'n' we mean the number of replicas for a given piece of data, not the total number of nodes. If you have 10 nodes, you shouldn't be writing a piece of data to 6 of them. -ryan