linux-kernel - Re: [PATCH 1/3] perf timechart: implement IO mode

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Message-ID: <87fvj191w4.fsf@sejong.aot.lge.com>
Date:	Thu, 19 Jun 2014 09:30:35 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Stanislav Fomichev <stfomichev@...dex-team.ru>
Cc:	acme@...nel.org, artagnon@...il.com, jolsa@...hat.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] perf timechart: implement IO mode

Hi Stanislav,

On Wed, 18 Jun 2014 13:00:34 +0400, Stanislav Fomichev wrote:
>> > Can you somehow share your perf.data with me? I'll check what's going
>> > on.
>> 
>> https://git.kernel.org/cgit/linux/kernel/git/namhyung/linux-perf.git/plain/tools/perf/perf.timechart.data?h=perf/tmp
> Hm, I don't see any issue with your data, I can see dd disk io and firefox polls.
> I attached output.png, but it has some artifacts (I used imagemagick to convert
> it); if I use Inkscape to view SVG, I don't see any artifacts (maybe
> there is a problem, but another one).
>
> Do you get different picture (empty process bars) if you run it on your side?
> If you do, then I'm puzzled...

Hmm.. it looks like an unrelated issue.  I can see the bars in inkscape,
but still see empty grey bars in firefox.

Thanks,
Namhyung
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