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From Robert Coli <>
Subject Re: Make an existing cluster multi data-center compatible.
Date Tue, 05 Aug 2014 21:41:00 GMT
On Tue, Aug 5, 2014 at 2:27 PM, Rene Kochen <> wrote:

> "As long as you correctly configure the new snitch so that the replica
> sets do not change, no, you do not need to repair."
> Is the following correct:
> The replica sets do not change if you modify the snitch from SimpleSnitch
> to NetworkTopologyStrategy and the topology file puts all nodes in the same
> data-center and rack.

Yes, you can use nodetool getendpoints to illustrate this programatically.

1) make a set of keys with a key from each range
2) getendpoints for this set of keys
3) change snitch
4) getendpoints again


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