Re: [RFD] cgroup: about multiple hierarchies

[Tejun Heo]

Hello,

On Tue, Mar 13, 2012 at 09:49:22AM -0400, Vivek Goyal wrote:
> So everything will be under single hierarchy? How will we control that
> what controllers are active on what cgroups? Or all controllers are going
> to be active on all cgroups on that hierarchy. 
> 
> That would be bad for IO cgroups where a better way to use it to isolate
> the trouble making workload and run rest in root or a common cgroup.

Depending on active configs, I guess, or maybe we'll have active
controllers mask which can also be used for single-level restriction
for controllers which don't support full hierarchy.

Thanks.

-- 
tejun
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