On Tue, 25 Jun 2013, [email protected] wrote:
> hi folks,
> 
> i have a question concerning data replication using the crushmap.
> 
> Is it possible to write a crushmap to achive a 2 times 2 replcation in the
> way a have a pool replication in one data center and an overall replication
> of this in the backup datacenter?

Do you mean 2 replicas in datacenter A, and 2 more replicas in datacenter 
B?

Short answer: yes, but replication is synchronous, so it will generally 
only work well if the latency is low between the two sites.

sage

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