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    SubjectRe: cgroup, RT reservation per core(s)?
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    Date
    On Tue, 2009-02-10 at 17:32 +0000, Rolando Martins wrote:
    >
    > For helping others:
    >
    > mkdir /dev/cpuset
    > mount -t cgroup -o cpuset none /dev/cpuset
    > cd /dev/cpuset
    > echo 0 > cpuset.sched_load_balance

    I'm not quite sure that its allowed to disable load-balance before
    creating children. Other than that it looks ok.

    > mkdir A
    > echo 0-1 > A/cpuset.cpus
    > echo 0 > A/cpuset.mems
    > mkdir B
    > echo 2-3 > B/cpuset.cpus
    > echo 0 > B/cpuset.mems
    >
    >
    > mount -t cgroup -o cpu none /dev/sched_domain
    > cd /dev/sched_domain
    > mkdir 1
    > echo cpu.rt_runtime_ns > 1/cpu.rt_runtime_ns
    > mkdir 1/2
    > echo 33333 > 1/2/cpu.rt_runtime_ns
    > mkdir 1/3
    > echo 33333 > 1/3/cpu.rt_runtime_ns
    > mkdir 1/4
    > echo 33333 > 1/3/cpu.rt_runtime_ns
    >
    > For example, setting the current shell to a specific cpuset(A) and
    > sched(1/2):
    >
    > echo $$ > /dev/cpuset/A/tasks
    > echo $$ > /dev/sched_domain/1/2/tasks
    > "execute program"






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