On 12/18/09, Paul Choi <paulchoi@xxxxxxxxx> wrote:
> Check your boot loader kernel params also. If GRUB, /boot/grub/menu.lst.
> I'd look for "nosmp". This was probably done for performance reasons -
> although I never found out exactly why. Maybe to use only one physical
> CPU for dom0.
Hi paul, here's my meny.lst
default 0
timeout 5
color cyan/blue white/blue
title Xen 3.2-1-amd64 / Debian GNU/Linux, kernel 2.6.26-1-xen-amd64
root (hd0,0)
kernel /xen-3.2-1-amd64.gz
module /vmlinuz-2.6.26-1-xen-amd64 root=/dev/mapper/vg0-root
ro console=tty0
module /initrd.img-2.6.26-1-xen-amd64
title Debian GNU/Linux, kernel 2.6.26-2-amd64
root (hd0,0)
kernel /vmlinuz-2.6.26-2-amd64 root=/dev/mapper/vg0-root ro quiet
initrd /initrd.img-2.6.26-2-amd64
title Debian GNU/Linux, kernel 2.6.26-2-amd64 (single-user mode)
root (hd0,0)
kernel /vmlinuz-2.6.26-2-amd64 root=/dev/mapper/vg0-root ro single
initrd /initrd.img-2.6.26-2-amd64
title Debian GNU/Linux, kernel 2.6.26-1-xen-amd64
root (hd0,0)
kernel /vmlinuz-2.6.26-1-xen-amd64 root=/dev/mapper/vg0-root ro quiet
initrd /initrd.img-2.6.26-1-xen-amd64
title Debian GNU/Linux, kernel 2.6.26-1-xen-amd64 (single-user mode)
root (hd0,0)
kernel /vmlinuz-2.6.26-1-xen-amd64 root=/dev/mapper/vg0-root ro single
initrd /initrd.img-2.6.26-1-xen-amd64
>
> I think it should be ok if xm top's showing 4 CPUs.
>
> -Paul
>
> On 12/18/09 11:38 AM, Israel Garcia wrote:
>> On 12/18/09, Paul Choi<paulchoi@xxxxxxxxx> wrote:
>>
>>> What do you get when you run "xm top"?
>>>
>> Hi paul,
>> xentop - 14:35:24 Xen 3.2-1
>> 17 domains: 2 running, 15 blocked, 0 paused, 0 crashed, 0 dying, 0
>> shutdown
>> Mem: 16775716k total, 16775512k used, 204k free CPUs: 4 @ 2333MHz
>>
>>
>>> 3rd line, look for "CPUs".
>>> I don't run Debian, but I'm wondering if there's a separate SMP kernel
>>> for Debian and you have a non-SMP kernel installed?
>>>
>> I dont know, this kernel was installed by default when we setup this dom0.
>>
>> regards,
>> Israel.
>>
>>> On 12/18/09 11:05 AM, Israel Garcia wrote:
>>>
>>>> Hi,
>>>> Do you know why xen kernel shows me only one "cpu cores" when there are
>>>> 4?
>>>>
>>>> see part of cat /proc/cpuinfo
>>>>
>>>> processor : 0
>>>> vendor_id : GenuineIntel
>>>> cpu family : 6
>>>> model : 23
>>>> model name : Intel(R) Xeon(R) CPU E5410 @ 2.33GHz
>>>> stepping : 10
>>>> cpu MHz : 2333.430
>>>> cache size : 6144 KB
>>>> physical id : 0
>>>> siblings : 1
>>>> core id : 0
>>>> cpu cores : 1<---only ONE
>>>> apicid : 0
>>>> initial apicid : 0
>>>> fpu : yes
>>>> fpu_exception : yes
>>>> cpuid level : 13
>>>> wp : yes
>>>> flags : fpu de tsc msr pae cx8 apic sep mtrr cmov pat
>>>> clflush acpi mmx fxsr sse sse2 ss ht syscall nx lm constant_ts
>>>> c rep_good pni ssse3 cx16 sse4_1 lahf_lm
>>>> bogomips : 4674.06
>>>> clflush size : 64
>>>> cache_alignment : 64
>>>> address sizes : 38 bits physical, 48 bits virtual
>>>> power management:
>>>>
>>>> I'm running XEN on debian lenny:
>>>> grub-info:
>>>> title Xen 3.2-1-amd64 / Debian GNU/Linux, kernel
>>>> 2.6.26-1-xen-amd64
>>>> root (hd0,0)
>>>> kernel /xen-3.2-1-amd64.gz
>>>> module /vmlinuz-2.6.26-1-xen-amd64 root=/dev/mapper/vg0-root
>>>> ro console=tty0
>>>> module /initrd.img-2.6.26-1-xen-amd64
>>>>
>>>> uname -r:
>>>> 2.6.26-1-xen-amd64
>>>>
>>>> regards,
>>>> Israel.
>>>>
>>>> _______________________________________________
>>>> Xen-users mailing list
>>>> Xen-users@xxxxxxxxxxxxxxxxxxx
>>>> http://lists.xensource.com/xen-users
>>>>
>>>>
>>>>
>>>
>>> _______________________________________________
>>> Xen-users mailing list
>>> Xen-users@xxxxxxxxxxxxxxxxxxx
>>> http://lists.xensource.com/xen-users
>>>
>>>
>>
>>
>
>
--
Regards;
Israel Garcia
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