All of lore.kernel.org
 help / color / mirror / Atom feed
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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87ehtnhz9w.fsf@gmail.com \
    --to=namhyung@gmail.com \
    --cc=cyfmxc@gmail.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=namhyung.kim@lge.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.