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SubjectRe: Question for remount
On Tue, 24 Feb 2009 09:41:28 +0800
Li Zefan <lizf@cn.fujitsu.com> wrote:

> >> To change the set of subsystems bound to a mounted hierarchy, just
> >> remount with different options:
> >> +# mount -o remount,cpuset,ns hier1 /dev/cgroup
> >>
> >> -# mount -o remount,cpuset,ns /dev/cgroup
> >> +Now numtasks is removed from the hierarchy and ns is added.
> >> +
> >> +Note this will add ns to the hierarchy but won't remove numtasks or
> >> +cpuset:
> >> +# mount -o remount,ns /dev/cgroup
> >>
> >
> > Just a question. What is "numtasks" here ? We have numtasks cgroup ?
> >
>
> No, I guess that's a proposed but not implemented cgroup subsystem. :)
> And I can change it to an existing one.
>
O.K. thanks.

BTW, how about writing this kind of text in explicit way ?
+Note: this will add ns to the hierarchy but won't remove numtasks or
+cpuset because new options is appended to old options. If you want to
+override, please use.....

-Kame



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