From mboxrd@z Thu Jan  1 00:00:00 1970
From: ccmail111 <ccmail111-/E1597aS9LQAvxtiuMwx3w@public.gmane.org>
Subject: Re: cgroup tasks file error
Date: Mon, 13 Dec 2010 17:23:58 -0800 (PST)
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References: <20101213231628.GA8624@hallyn.com>
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To: "Serge E. Hallyn" <serge.hallyn-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>
Cc: containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org
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Hi Serge,

Thanks for quick response.

I had mounted as:

 mount -t cgroup cpuset /dev/cgroup

After setting below, it works.
Thank you for helpful tip !


--- On Mon, 12/13/10, Serge E. Hallyn <serge.hallyn-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org> wrote:

> From: Serge E. Hallyn <serge.hallyn-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>
> Subject: Re: cgroup tasks file error
> To: "ccmail111" <ccmail111-/E1597aS9LQAvxtiuMwx3w@public.gmane.org>
> Cc: containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org
> Date: Monday, December 13, 2010, 6:16 PM
> Quoting ccmail111 (ccmail111-/E1597aS9LQAvxtiuMwx3w@public.gmane.org):
> > =

> > I see error:[host:/dev/cgroup]$ echo 693 >
> hello-test/tasks
> > -bash: echo: write error: No space left on device
> > [host:/dev/cgroup]$ pwd/dev/cgroup
> > =

> > But the user process is up and running..
> > =

> > [host:/dev/cgroup]$ ps aux | grep procroot =A0 =A0 =A0 =

> > =

> > 693 =A00.0 =A00.4 =A034720 =A01112 ttyS0 =A0 =A0Sl =A0 19:11
> =A0 0:00 /opt/bin/myproc -ext
> > =

> > Also the cgroup exists and valid..
> > =

> > [host:/dev/cgroup]$ ls | grep hello-test
> > hello-test
> > =

> > What above error mean and any suggestions ?
> > Please email.
> =

> Which cgroups do you have composed on that mount?=A0 I'm
> guess you
> have cpuset, and you need to set the cpuset.mems and
> cpuset.cpus.
> Until you do that, no tasks can be assigned to it.
> =

> -serge
> =



      =