Messages in this thread | | | Date | Wed, 18 Mar 2015 12:47:45 -0400 | From | Tejun Heo <> | Subject | Re: [PATCH 3/4] cpusets,isolcpus: add file to show isolated cpus in cpuset |
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On Mon, Mar 09, 2015 at 12:12:09PM -0400, riel@redhat.com wrote: > From: Rik van Riel <riel@redhat.com> > > The previous patch makes it so the code skips over isolcpus when > building scheduler load balancing domains. This makes it hard to > see for a user which of the CPUs in a cpuset are participating in > load balancing, and which ones are isolated cpus. > > Add a cpuset.isolcpus file with info on which cpus in a cpuset are > isolated CPUs. > > This file is read-only for now. In the future we could extend things > so isolcpus can be changed at run time, for the root (system wide) > cpuset only.
Didn't Li say that this is trivially computable from userland? I'm not sure this knob actually belongs to cpuset.
Thanks.
-- tejun
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