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From Joe Stump <>
Subject Re: Cassandra users survey
Date Sat, 21 Nov 2009 00:02:53 GMT
SimpleGeo is using Cassandra as the backend of our real-time location  
infrastructure. We needed something that was distributed, could scale,  
could handle lots of writes, etc.

We looked into all the usual suspects, but went with Cassandra because  
it was written in Java (we have two guys who know Java internally), it  
was small enough that we could become heavily involved early on, I  
personally knew a few of the committers, and it's multi-master.

The only thing I think would be super interesting would be increment/ 


On Nov 20, 2009, at 1:17 PM, Jonathan Ellis wrote:

> Hi all,
> I'd love to get a better feel for who is using Cassandra and what kind
> of applications it is seeing.  If you are using Cassandra, could you
> share what you're using it for and what stage you are at with it
> (evaluation / testing / production)? Also, what alternatives you
> evaluated/are evaluating would be useful.  Finally, feel free to throw
> in "I'd love to use Cassandra if only it did X" wishes. :)
> I can start: Rackspace is using Cassandra for stats collection
> (testing, almost production) and as a backend for the Mail & Apps
> division (early testing).  We evaluated HBase, Hypertable, dynomite,
> and Voldemort as well.
> Thanks,
> -Jonathan
> (If you're in stealth mode or don't want to say anything in public,
> feel free to reply to me privately and I will keep it off the record.)

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