Re: [Xen-users] CAP and performance problem

[Massimo Canonico <mex@xxxxxxxxxxxx>]

Thanks, but this good question is still waiting for a good answer. Anyone?

Cheers,
 Massimo

On 05/15/2013 04:42 PM, Grinberg, Vitaly wrote:
> This is a good question.
>
> Vitaly.
>
>   
>
> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxx [mailto:xen-users-bounces@xxxxxxxxxxxxx] 
> On Behalf Of Massimo Canonico
> Sent: Thursday, December 25, 2008 7:35 PM
> To: xen-users@xxxxxxxxxxxxx
> Subject: [Xen-users] CAP and performance problem
>
> Hi,
> my application is written in std C++ and it makes a matrix
> multiplication: so it uses only CPU and memory (no i/o, no network).
>
> I'm quite surprise that with CAP = 100% I got my results in about 600
> seconds and with CAP = 50% I got my results in about 1800 seconds
> (around 3 times longer).
>
> For this kind of application I was expecting to get results in about
> 1200 seconds  (2 times longer) for the second scenario with respect to
> the first one.
>
> Of course, the HW and SW are exactly the same for the 2 experiments.
>
> Am I wrong or the CAP mechanism is not working well?
>
> Thanks,
>    Massimo
>
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxx
> http://lists.xen.org/xen-users

_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxx
http://lists.xen.org/xen-users