On Wed, 2006-09-20 at 12:57 -0700, Paul Menage wrote:
> On 9/20/06, Chandra Seetharaman <[email protected]> wrote:
> > > At its most crude, this could be something like:
> > >
> > > struct container {
> > > #ifdef CONFIG_CPUSETS
> > > struct cpuset cs;
> > > #endif
> > > #ifdef CONFIG_RES_GROUPS
> > > struct resource_group rg;
> > > #endif
> > > };
> >
> > Won't it restrict the user to choose one of these, and not both.
>
> Not necessarily - you could have both compiled in, and each would only
> worry about the resource management that they cared about - e.g. you
> could use the memory node isolation portion of cpusets (in conjunction
> with fake numa nodes/zones) for memory containment, but give every
> cpuset access to all CPUs and control CPU usage via the resource
> groups CPU controller.
>
> The generic code would take care of details like container
> creation/destruction (with appropriate callbacks into cpuset and/or
> res_group code, tracking task membership of containers, etc.
What I am wondering is that whether the tight coupling of rg and cpuset
(into a container data structure) is ok.
>
> Paul
--
----------------------------------------------------------------------
Chandra Seetharaman | Be careful what you choose....
- [email protected] | .......you may get it.
----------------------------------------------------------------------
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