Messages in this thread | | | Date | Tue, 3 Mar 2009 17:14:06 -0800 (PST) | From | David Rientjes <> | Subject | Re: [patch 2/2] slub: enforce cpuset restrictions for cpu slabs |
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On Tue, 3 Mar 2009, Paul Menage wrote:
> > That would help for cpusets that are looking for NUMA optimizations (i.e. > > probably long-lived objects with local affinity) but would not ensure > > memory isolation from tasks in other exclusive cpusets from allocating on > > my slab. > > That would be the sysadmin's choice, if they set these other cpusets > with slab_hardwall=false. > > Presumably in most cases all cpusets would have slab_hardwall set to > the same value. >
True, and this would have to be clearly documented in Documentation/cgroups/cpusets.txt.
Christoph, would a `slab_hardwall' cpuset setting address your concerns?
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