Re: replication in a 3 data center setup

2012-03-20 Thread aaron morton
> More exactly, if you write a record in a node in DC1 will it send one replica > of it to DC2 and then another replica to DC3? Or will the node in DC2 > replicate the record to DC3 in a chain effect? Coordinator in DC 1 will send the mutation to both DC2 and DC3 at the same time. > I need to

replication in a 3 data center setup

2012-03-19 Thread Alexandru Sicoe
Hi everyone, If you have 3 data centers (DC1,DC2 and DC3) with 3 nodes each and you have a keyspace where the strategy options are such that each DC gets 2 replicas. If you only write to the nodes in DC1 what is the path the replicas take? Assuming you've correctly interleaved the tokens of all th