Messages in this thread | | | Date | Thu, 10 Mar 2011 09:44:59 -0500 | From | Mike Heffner <> | Subject | Re: [PATCH] Documentation: cgroups: Add notes on removing PIDs from tasks and cgroups requiring setup |
| |
On 03/09/2011 06:13 PM, Paul Menage wrote: > On Wed, Mar 9, 2011 at 1:09 PM, Eric B Munson<emunson@mgebm.net> wrote: >> >> +Note: To remove a task from a cgroup you must write its PID to the root >> +tasks file. >> + > > This isn't really accurate - the root cgroup is a cgroup like all the > others. More accurate would be something like: > > Since every task is always a member of exactly one cgroup in each > mounted hierarchy, to remove a task from its current cgroup you must > move it into a new cgroup (possibly the root cgroup) by writing to the > new cgroup's tasks file.
If we are updating this documentation, can we include a blurb that mentions if the 'ns' cgroup is mounted in the hierarchy, moving a process to a new cgroup can fail?
Mike
| |