Hi Philby,
On Wed, Nov 30, 2011 at 10:34 PM, Philby John <pj...@mvista.com> wrote:
> Greetings,
>
> We have decided to try out libcgroup for a major project rather than
> lxc etc. At present I find that with just the below in cgconfig.conf
> and on running /etc/init.d/cgconfig start, a *few* processes are being
> added into /cgroup/cgroup0/tasks even though I haven't echo'ed any
> pids into it.
>
> mount {
> cpu = /cgroup/cgroup0;
> cpuset = /cgroup/cgroup0;
> blkio = /cgroup/cgroup0;
> memory = /cgroup/cgroup0;
> }
>
> This is not the desired behaviour I would expect. All tasks should be
> part of the root cgroup in this case /cgroup/cgroup0/sysdefault/tasks,
> until I move it into /cgroup/cgroup0/tasks (correct me if my
> understanding is wrong).
>
Right, but just run chrt -p `cat /cgroup/cgroup0/tasks` and you will
see these are all realtime tasks and there is no rt_runtime assigned
to the sysdefault group. Just define that group in cgconfig.conf and
add some rt_runtime to it, and you should get the desired behavior.
Thanks!
Dhaval
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