linux-kernel - Re: perf record: can I specify multiple events and use different sample-after value

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Date:	Wed, 22 Feb 2012 20:40:27 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	Namhyung Kim <namhyung.kim@....com>
Cc:	Yuanfang Chen <cyfmxc@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: perf record: can I specify multiple events and use different sample-after value

Namhyung Kim <namhyung.kim@....com> wrote:
>
> 2012-02-22 10:59 AM, Yuanfang Chen wrote:
>> Hi all,
>>
>
> Hi,
>
>
>> I'm trying use perf tool from the linux kernel package to measure
>> several raw PMU events. In the manpage of perf-record there is an "-l"
>> option (Scale counter values), which is useful for my case because I
>> want to know the total counter value, not just sample count. However
>> it seems the -l is not recognized, is this expected? How can I get a
>> total count?
>>
>
> "perf report --show-total-period" will be your friend.
>

Or else, why not simply run "perf stat"?

Thanks,
Namhyung
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