Re: [PATCH 7/7] CPU controller V1 - (temporary) cpuset interface

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On Tue, 2006-08-22 at 15:40 +0530, Srivatsa Vaddagiri wrote:
> On Tue, Aug 22, 2006 at 11:10:36AM +0000, Mike Galbraith wrote:
> > Doesn't seem to work here, but maybe I'm doing something wrong.
> > 
> > I set up cpuset "all" containing cpu 0-1 (all, 1.something cpus I have;)
> 
> You are assigning all the CPUs to the cpuset "all" and then making it an
> exclusive/metered cpuset?

Yeah.

> I dont think I am handling that case well (yet), primarily because usage of 
> remaining tasks (which are not in cpuset "all", "mikeg" & "root") is not 
> accounted/controlled. Note that those remaining tasks will be running on one of 
> the CPUs assigned to "all". What needs to happen is those remaining tasks need 
> to be moved to a separate group (and a runqueue), being given some left-over 
> CPU quota (which is left over from assignment of quota to mikeg and root), 
> which is not handled in the patches (yet). One of the reason why I havent 
> handled it yet is that there is no easy way to retrieve list of tasks attached 
> to a cpuset.

I try it with everything in either root or mikeg.

> Can you try assigning (NUM_CPUS-1) cpus to "all" and give it a shot?
> Essentially you need to ensure that only tasks chosen by you are running in 
> cpus given to "all" and other child-cpusets under it.

Sure.

	-Mike

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