Hi Jabbar, with vnodes, scaling up should not be a problem. You could just add a machines with the cluster/seed/datacenter conf and it should join the cluster. Scaling down has to be manual where you drain the node and decommission it.
thanks, Prem On Wed, May 21, 2014 at 12:35 PM, Jabbar Azam <aja...@gmail.com> wrote: > Hello, > > Has anybody got a cassandra cluster which autoscales depending on load or > times of the day? > > I've seen the documentation on the datastax website and that only > mentioned adding and removing nodes, unless I've missed something. > > I want to know how to do this for the google compute engine. This isn't > for a production system but a test system(multiple nodes) where I want to > learn. I'm not sure how to check the performance of the cluster, whether I > use one performance metric or a mix of performance metrics and then invoke > a script to add or remove nodes from the cluster. > > I'd be interested to know whether people out there are autoscaling > cassandra on demand. > > Thanks > > Jabbar Azam >
