Re: Need advice for multi DC C* setup

2015-08-15 Thread John Wong
> The EC2 nodes must be in the default VPC. Did you really mean the default VPC created by AWS or just a VPC? Because I would be very surprise default VPC must be used. On Sat, Aug 15, 2015 at 2:50 AM, Prem Yadav wrote: > > The EC2 nodes must be in the default VPC. > > create a ring in the VPC i

How to run any application on Cassandra cluster in high availability mode

2015-08-15 Thread Vikram Kone
Hi, We are planning to install Azkaban in solo server mode on a 24 node cassandra cluster to be able to schedule spark jobs with intricate dependency chain. The problem, is since Cassandra has a no-SPOF architecture ie any node can become the master for the cluster, it creates the problem for Azkab