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From Sunil Khedar <su...@truesparrow.com>
Subject Re: Cassandra nodes in multiple data centers
Date Mon, 07 Dec 2009 14:26:29 GMT
Makes a lot more sense.

Thanks,
-Sunil

On Mon, Dec 7, 2009 at 7:01 PM, Jonathan Ellis <jbellis@gmail.com> wrote:

> Right.  And ideally you want nodes to alternate DCs on the ring (first
> node by token in DC1, second in DC2, third in DC1, etc.)
>
> On Mon, Dec 7, 2009 at 5:06 AM, Sunil Khedar <sunil@truesparrow.com>
> wrote:
> > Hi All,
> > From Cassandra paper
> > "
> http://www.cs.cornell.edu/projects/ladis2009/papers/lakshman-ladis2009.pdf
> ": "Cassandra
> > is configured such that each row is replicated across multiple data
> > centers."
> > So, while using multiple data centers, is it required to have almost same
> > number of Cassandra nodes in each data center. If not, would it generate
> key
> > hotspots?
> >
> > Thanks,
> > Sunil
>

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