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    SubjectRe: perf record: can I specify multiple events and use different sample-after value
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    On Thu, Feb 23, 2012 at 2:40 AM, Namhyung Kim <namhyung.kim@lge.com> wrote:
    > 2012-02-23 3:57 AM, Yuanfang Chen wrote:
    >>
    >> On Wed, Feb 22, 2012 at 1:01 AM, Namhyung Kim <namhyung.kim@lge.com>
    >> wrote:
    >>>
    >>> 2012-02-22 10:59 AM, Yuanfang Chen wrote:
    >>> The "-l" option was meaningful only if you specified events more than the
    >>> actual number of counters in the PMU.
    >>
    >>
    >> So -l is for multiplexing?
    >>
    >
    > The "-l" option is no longer supported in perf record/report and
    > multiplexing is always enabled by default, if needed. That would be the same
    > even for old versions AFAIK, and "-l" option just controlled whether it'd
    > scale or not the counter value which is taken from already multiplexed
    > events.
    >

    My question may sounds silly, but why to scale the counter value? Why
    it is deprecated now?

    Thank you,
    yuanfang

    >
    > Thanks,
    > Namhyung


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