Use 3.11.0, instead of 3.10 too - has bug fixes on top of 3.10 and gets long term release support.
-- Michael On 08/07/2017 05:09 PM, Jeff Jirsa wrote: > Cant really stream cross-version. You need to add nodes and then upgrade > them (or upgrade all the nodes, and then add new ones). > > > On Mon, Aug 7, 2017 at 2:58 PM, ZAIDI, ASAD A <az1...@att.com > <mailto:az1...@att.com>> wrote: > > Hi folks, I’ve question on upgrade method I’m thinking to execute.____ > > __ __ > > I’m planning from apache-Cassandra 2.2.8 to release 3.10.____ > > __ __ > > My Cassandra cluster is configured like one rack with two > Datacenters like:____ > > __ __ > > __1. __DC1 has 4 nodes ____ > > __2. __DC2 has 16 nodes____ > > __ __ > > We’re adding another 12 nodes and would eventually need to remove > those 4 nodes in DC1.____ > > __ __ > > I’m thinking to add another third data center with like DC3 with 12 > nodes having apache Cassandra 3.10 installed. Then, I start > upgrading seed nodes first in DC1 & DC2 – once all 20nodes in ( DC1 > plus DC2) upgraded – I can safely remove 4 DC1 nodes,____ > > ____ > > can you guys please let me know if this approach would work? I’m > concerned if having mixed version on Cassandra nodes may cause any > issues like in streaming data/sstables from existing DC to newly > created third DC with version 3.10 installed, will nodes in DC3 join > the cluster with data without issues?____ > > __ __ > > Thanks/Asad____ > > __ __ > > __ __ > > __ __ > > __ __ > > --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@cassandra.apache.org For additional commands, e-mail: user-h...@cassandra.apache.org
