Re: Migrating Cassandra to New Nodes

2014-04-29 Thread Robert Coli
On Mon, Apr 28, 2014 at 10:52 PM, nash wrote: > I have a new set of nodes and I'd like to migrate my entire cluster onto > them without any downtime. I believe that I can launch the new cluster and > have them join the ring and then use nodetool to decommission the old nodes > one at a time. But,

RE: Migrating Cassandra to New Nodes

2014-04-29 Thread Arindam Barua
What you have described below should work just fine. When I was replacing nodes in my ring, I ended up creating a new datacenter with the new nodes, but I was upgrading to vnodes too at the time. -Arindam From: nash [mailto:nas...@gmail.com] Sent: Monday, April 28, 2014 10:52 PM To: user@cassan