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From: Namhyung Kim <namhyung@gmail.com>
To: Namhyung Kim <namhyung.kim@lge.com>
Cc: Yuanfang Chen <cyfmxc@gmail.com>, linux-kernel@vger.kernel.org
Subject: Re: perf record: can I specify multiple events and use different sample-after value
Date: Wed, 22 Feb 2012 20:40:27 +0900	[thread overview]
Message-ID: <87ehtnhz9w.fsf@gmail.com> (raw)
In-Reply-To: <4F4484AC.9050500@lge.com> (Namhyung Kim's message of "Wed, 22 Feb 2012 15:01:16 +0900")

Namhyung Kim <namhyung.kim@lge.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

  reply	other threads:[~2012-02-22 11:40 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-22  1:59 perf record: can I specify multiple events and use different sample-after value Yuanfang Chen
2012-02-22  6:01 ` Namhyung Kim
2012-02-22 11:40   ` Namhyung Kim [this message]
2012-02-22 19:03     ` Yuanfang Chen
2012-02-23  7:24       ` Namhyung Kim
     [not found]         ` <CAJh9x3o7HLGBWrwBaGgxXS-C9noQbKwh5BP_PAHomOOS6x9SYw@mail.gmail.com>
2012-02-23 18:52           ` Yuanfang Chen
2012-02-23 19:08             ` David Ahern
2012-02-24 22:41               ` Yuanfang Chen
2012-02-27  3:23                 ` David Ahern
     [not found]                   ` <CAJh9x3oO+-8Bc4UONG6RTmSeVFcuNHTKH5m2KsizaubmSojYmw@mail.gmail.com>
2012-02-27 13:58                     ` Yuanfang Chen
2012-02-27 14:42                       ` David Ahern
     [not found]                         ` <CAJh9x3o3M+PWW8k6Ns51pQaMjEtWDmD3s8P0P_6_jro5zh66bA@mail.gmail.com>
2012-02-27 15:05                           ` Fwd: " Yuanfang Chen
2012-02-22 18:57   ` Yuanfang Chen
2012-02-23  7:40     ` Namhyung Kim
2012-02-23 18:57       ` Yuanfang Chen

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