On Sun, Dec 4, 2011 at 11:22 AM, Bill Hastings <bllhasti...@gmail.com>wrote:
> If I have a replication factor set up as 3 and I want data replicated
> across data centers would I get 3 replicas per DC or is each replica placed
> in a different Data centers?
The strategy options dictate how many replicas go to each datacenter.
[default@unknown] create keyspace ks33 placement_strategy =
'org.apache.cassandra.locator.NetworkTopologyStrategy' and
strategy_options=[{0:2,1:2}];
This means two copies in datacenter 2 and two copies in datacenter 1.
more information multi-datacenter is here:
http://www.packtpub.com/sites/default/files/5122OS-Chapter-8-Multiple-Datacenter-Deployments.pdf?utm_source=packtpub&utm_medium=free&utm_campaign=pdf
