From mboxrd@z Thu Jan  1 00:00:00 1970
From: Massimo Canonico <mex@di.unipmn.it>
Subject: Re: CAP and performance problem
Date: Wed, 05 Jun 2013 19:05:01 +0200
Message-ID: <51AF6FBD.9090007@di.unipmn.it>
References: <519B3832.30608@di.unipmn.it> <1370451024.18519.190.camel@Solace>
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To: Dario Faggioli <dario.faggioli@citrix.com>
Cc: George Dunlap <George.Dunlap@eu.citrix.com>, xen-devel@lists.xen.org
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Hi Dario,
and thanks for these test.

I forgot to ask you which xen version has beed used for your experiments.

Cheers,
  Massimo

On 06/05/2013 07:11 PM, Dario Faggioli wrote:
> On mer, 2013-06-05 at 18:50 +0200, Dario Faggioli wrote:
>> The numbers I'm getting are, I think, much more consistent with the
>> expectations:
>>
>>   * no cap:
>>    Client served in 299.024
>>    Client served in 298.783
>>    Client served in 298.445
>>   * cap 50%:
>>    Client served in 643.668
>>    Client served in 643.372
>>    Client served in 644.342
>>
>> Which means time roughly doubles.
>>
> Oh, I've just gave it a go with cap=25%, which produced this "Client
> served in 1353.14"... So still slightly more, but close enough to 4
> times the times it get when at 100%...
>
> Dario
>