On Sat, Oct 10, 2015 at 12:09 AM, Ingo Molnar <mi...@kernel.org> wrote:
>
> * Brendan Gregg <brendan.d.gr...@gmail.com> wrote:
>
>> On Fri, Oct 9, 2015 at 2:56 PM, Arnaldo Carvalho de Melo
>> <arnaldo.m...@gmail.com> wrote:
>> >
>> > Em Fri, Oct 09, 2015 at 01:34:33PM -0700, Brendan Gregg escreveu:
>> > > On Mon, Oct 5, 2015 at 2:03 PM, Arnaldo Carvalho de Melo
>> > > <a...@kernel.org> wrote:
>> > > >
>> > > > From: Arnaldo Carvalho de Melo <a...@redhat.com>
>> > > >
>> > > > Which is the most common default found in other similar tools.
>> > >
>> > > Interactive tools, sure, like the perf report TUI.
>> >
>> > > But this also changes the ordering of the non-interactive tools which
>> > > dump stacks: "perf report -n --stdio" and "perf script". The most
>> > > common default for dumping stacks is caller. Eg:
>> >
>> > And you use that for scripting?
>>
>> Yes; how I typically CPU profile:
>>
>> git clone https://github.com/brendangregg/FlameGraph
>> cd FlameGraph
>> perf record -F 99 -a -g -- sleep 60
>> perf script | ./stackcollapse-perf.pl | /flamegraph.pl > flame.svg
>>
>> Then open flame.svg in a browser and click around. Try it. :)
>
> So I tried it:
>
>  triton:~/s/FlameGraph> ls -l flame.svg
>  -rw-rw-r-- 1 mingo mingo 1022870 Oct 10 09:06 flame.svg
>
> but when I tried to view it via ImageMagick, it first showed an empty screen:
>
>  triton:~/s/FlameGraph> display flame.svg
>
> then when exiting it said:
>
>  display: non-conforming drawing primitive definition `text-anchor' @ 
> error/draw.c/DrawImage/3182.
>
> although I guess that latter is an unrealted ImageMagick problem, not caused 
> by
> the SVG.
>

Sorry, I should have said to open it in a browser (Chrome/Firefox);
the SVG contains some (entirely embedded) JavaScript to provide
interactivity (click to zoom, Ctrl-F to search).

I think it used to work in ImageMagick (without JavaScript
interactivity), but I haven't tried in a long time. I'll have to check it again.

Brendan
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