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xen-users
Re: Réf. : [Xen-users] On an eight cpu system domU 'cap' can only be set
Does not change anything. Regardless where I set vcpu I cannot increase it.
I forgot the environment: Debian Etch, amd64, Xen 3.0.3-1
Thanks
Thomas D
On Thursday 14 February 2008 18:14, pierre.gentile@xxxxxxxx wrote:
> You should try to put : vcpus = 8 into your domu configuration file and
> restart it
>
> Regards
>
> Pierre Gentile
>
>
>
> td-ifs@xxxxxx
> Envoyé par :
> xen-users-bounce Pour
> s@xxxxxxxxxxxxxx xen-users@xxxxxxxxxxxxxxxxxxx
> e.com cc
>
> Objet
> 14/02/2008 16:13 [Xen-users] On an eight cpu system
> domU 'cap' can only be set to 100
>
>
>
>
>
>
>
>
>
>
> On a 8 Core system only dom0 can set cap > 100 and vcpus > 1. On a domU
>
> 'xm sched-credit -d <domU> -c 200'
>
> says "Error: cap is out of range". Vcpu cannot be set higher than 1 -
> regardless of boot/config/command line. Low performance is equivalent to
> the
> cap setting.
>
>
> See 'xm list --long':
>
> (domain
> (domid 0)
> (uuid 00000000-0000-0000-0000-000000000000)
> (vcpus 8)
> (cpu_weight 1.0)
> (memory 256)
> (shadow_memory 0)
> (maxmem 256)
> (features )
> (name Domain-0)
> (on_poweroff destroy)
> (on_reboot restart)
> (on_crash restart)
> (state r-----)
> (shutdown_reason poweroff)
> (cpu_time 458.198750944)
> (online_vcpus 8)
> )
> (domain
> (domid 5)
> (uuid f9070996-4ae2-bbc6-ad88-80e0da1a13f1)
> (vcpus 1)
> (cpu_weight 1.0)
> (memory 1024)
> (shadow_memory 0)
> (maxmem 2048)
> (features )
> (name dev-services)
> (on_poweroff destroy)
> (on_reboot restart)
> (on_crash restart)
> (image
> (linux
> (kernel /boot/vmlinuz-2.6.18-5-xen-amd64)
> (ramdisk /boot/initrd.img-2.6.18-5-xen-amd64)
> (ip 10.10.10.56:1.2.3.4:10.10.10.254:255.255.255.0::eth0:off)
> (root '/dev/sda1 ro')
> (args 'mem=2048M')
> )
> )
> (device
> (vif
> (backend 0)
> (script vif-bridge)
> (bridge xenbr1)
> (mac 00:16:3e:00:00:01)
> )
> )
> (device
> (vbd
> (backend 0)
> (dev sda1:disk)
> (uname phy:server/dev-services-root)
> (mode w)
> )
> )
> (state -b----)
> (shutdown_reason poweroff)
> (cpu_time 5.184650252)
> (online_vcpus 1)
> (up_time 1186.54874301)
> (start_time 1202999946.85)
> (store_mfn 628537)
> (console_mfn 628536)
> )
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