Re: [PATCH RFC] ioctl based CAT interface

[Marcelo Tosatti]

On Fri, Nov 13, 2015 at 03:27:40PM -0200, Marcelo Tosatti wrote:
> On Fri, Nov 13, 2015 at 05:51:00PM +0100, Peter Zijlstra wrote:
> > On Fri, Nov 13, 2015 at 02:39:33PM -0200, Marcelo Tosatti wrote:
> > > + * 	* one tcrid entry can be in different locations 
> > > + * 	  in different sockets.
> > 
> > NAK on that without cpuset integration.
> > 
> > I do not want freely migratable tasks having radically different
> > performance profiles depending on which CPU they land.
> 
> Please expand on what "cpuset integration" means, operationally.
> I hope it does not mean "i prefer cgroups as an interface",
> because that does not mean much to me.
> 
> So you are saying this should be based on cgroups? Have you seen the
> cgroups proposal and the issues with it, that have been posted? 

Subject: cat cgroup interface proposal (non hierarchical) was Re: [PATCH
V15 00/11] x86: Intel Cache
       	Allocation Technology Support


https://lkml.org/lkml/2015/11/2/700


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