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From Colin Blower <>
Subject Re: Any experience of 20 node mini-itx cassandra cluster
Date Fri, 12 Apr 2013 15:48:26 GMT
If you have not seen it already, checkout the Netflix blog post on their
performance testing of AWS SSD instances.

My guess, based on very little experience, is that you will be CPU bound.

On 04/12/2013 03:05 AM, Jabbar Azam wrote:
> Hello,
> I'm going to be building a 20 node cassandra cluster in one
> datacentre. The spec of the servers will roughly be dual core Celeron
> CPU, 256 GB SSD, 16GB RAM and two nics.
> Has anybody done any performance testing with this setup or have any
> gotcha's I should be aware of wrt to the hardware?
>  I do realise the CPU is fairly low computational power but I'm going
> to assume the system is going to be IO bound hence the RAM and SSD's.
> Thanks
> Jabbar Azam

*Colin Blower*
/Software Engineer/
Barracuda Networks Inc.
+1 408-342-5576 (o)

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