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Re: [libvirt] lxc: dominfo.cpuTime support using cgroups.cpuacct



Hi Daniel,

On Fri, Mar 6, 2009 at 10:27 PM, Daniel Veillard <veillard redhat com> wrote:
> On Thu, Mar 05, 2009 at 02:34:48AM +0900, Ryota Ozaki wrote:
>> Hi,
>>
>> This patch enables to get CPU usage of a lxc using cpuacct subsystem
>> of cgroups.
>
>  Looks cool, what kernel version is required to make use of this ?
> The kernel patch seems to be from last december, but I'm not sure.
> I would just prefer to make sure it's in a released kernel version
> before applying the patch here :-)

Actually I didn't know that ;-), but...

$ git-checkout v2.6.23
Previous HEAD position was 4991408... Linux 2.6.24
HEAD is now at bbf25010f... Linux 2.6.23
$ grep -r cpuacct kernel |wc -l
0
$ git-checkout v2.6.24
Previous HEAD position was bbf25010f... Linux 2.6.23
Checking out files: 100% (10210/10210), done.
HEAD is now at 4991408... Linux 2.6.24
$ grep -r cpuacct kernel |wc -l
27

ok, it must be at v2.6.24!

Thanks,
  ozaki-r

>  Patch looks fine to me,
>
>    thanks !
>
> Daniel
>
> --
> Daniel Veillard      | libxml Gnome XML XSLT toolkit  http://xmlsoft.org/
> daniel veillard com  | Rpmfind RPM search engine http://rpmfind.net/
> http://veillard.com/ | virtualization library  http://libvirt.org/
>


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