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    SubjectRe: [PATCH V6 0/13] perf: Intel uncore pmu counting support
    On 06/21/2012 12:01 AM, Peter Zijlstra wrote:
    >
    > ok, so with this stuff something like:
    >
    > perf stat -ae uncore/event=clockticks/ foo
    >
    > will register a counter per cpu, which is somewhat silly since we only
    > need one per node. What would be the best way to 'fix' this?
    >
    > We could of course create another variant of -a which iterates nodes
    > instead of cpus, -N or so.
    >
    > Alternatively we could try and describe this in sysfs in some way, one
    > possibility would be to include a link to /sys/devices/system/{cpu,node}
    > or somesuch and use that link to iterate the correct space.
    >
    > Any other suggestions?
    >
    How about treat the 'cpu' parameter for uncore event as socket id instead
    of cpu id?

    Regards
    Yan, Zheng




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