I did some test about that in the past months, and its safe if you have a high replication factor on the cluster and high read consistency on the clients. But, if you have a big amount of data, it will get much time to rebalance the nodes.
On Wed, Nov 9, 2011 at 9:07 PM, Philippe <watche...@gmail.com> wrote: > Hello, > I am going to need to move some nodes to rebalance my cluster. How safe is > this to do on a cluster with writes & reads ? > > Thanks >