Open Stack

On Wed, Feb 20, 2013 at 1:29 PM, Daniel P. Berrange <berrange at redhat.com>wrote:

> IIUC this '10% hit' is a micro-benchmark result - it isn't considering
> the RPC overhead in the context of the other things in OpenStack that
> consume CPU resources. If RPC only accounts for, say, 5% of CPU usage
> across openstack services, then a 10% hit would only adding 0.5% overhead
> to an OpenStack deployment as a whole.
>
> So 10% sounds like alot of overhead, but my gut feeling is that it
> may well be lost in the noise once you consider all the other things
> going on in OpenStack services
>

Excellent observations and yes, it was a measurement of OpenStack RPC with
no real service on top.  I need to move on to API level testing.
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