Your questions are pretty fundamental. I recommend reading through the documentation to get a better understanding of how Cassandra works.
Here's good documentation from DataStax: http://www.datastax.com/docs/0.7/operations/clustering#adding-capacity In a nutshell: you only bootstrap new nodes, all nodes should have the same seed list, old nodes don't have to be restarted On Apr 16, 2011, at 7:48 AM, Roni wrote: > I have a 0.6.4 Cassandra cluster of two nodes in full replica (replica factor > 2). I wants to add two more nodes and balance the cluster (replica factor 2). > I want all of them to be seed's. > > What should be the simple steps: > 1. add the "<AutoBootstrap>true</AutoBootstrap>" to all the nodes or only the > new ones? > 2. add the "<Seed>[new_node]</Seed>" to the config file of the old nodes > before adding the new ones? > 3. do the old node need to be restarted (if no change is needed in their > config file)? > > TX, > >
