Re: [Xen-users] Not good performance on Xen

[LOMBARD Maxime <berillions@xxxxxxxxx>]

@Dario : 
I have this error message when i set 'dom0_max_vcpus=4 dom0_vcpus_pin' to the 
boot parameter.

And i use Xen 4.8.1 from Debian Stable repository.

Envoyé de mon iPhone

> Le 27 oct. 2017 à 09:58, Dario Faggioli <raistlin@xxxxxxxx> a écrit :
> 
>> On Fri, 2017-10-27 at 06:30 +0200, Berillions wrote:
>> Hi Kun,
>> 
>> I have this error when i launch your command for 4 Dom0's VCPU (0-3)
>> :
>>> babaorheum@debian-desktop:~/Bureau$ sudo xl vcpu-pin 0 all 0-3 0-3
>>> libxl: error: libxl.c:4970:libxl__set_vcpuaffinity: setting vcpu
>>> affinity: Invalid argument
>>> libxl: warning: libxl.c:5033:libxl_set_vcpuaffinity_all: failed to
>>> set affinity for 0
>> 
> This is a bit weird actually.
> 
> What Xen version is this, again?
> 
> How did you install it (distribution packages, compiled it yourself,
> etc?)
> 
> Are you perhaps using the 'dom0_vcpus_pin' boot parameter? (It did not
> seem like that from the output of the commands you pasted in the replay
> to my other email, but this behavior seems to suggest it...)
> 
> Can you show us the output of:
> 
> # xl info
> 
> Dario
> -- 
> <<This happens because I choose it to happen!>> (Raistlin Majere)
> -----------------------------------------------------------------
> Dario Faggioli, Ph.D, http://about.me/dario.faggioli

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