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SubjectRe: [PATCH 6/6] perf tools: Try to show pretty printed output for dynamic sort keys
On Tue, Dec 15, 2015 at 01:24:26PM +0100, Jiri Olsa wrote:
> On Tue, Dec 15, 2015 at 09:13:20PM +0900, Namhyung Kim wrote:
> > On Tue, Dec 15, 2015 at 07:36:37AM -0300, Arnaldo Carvalho de Melo wrote:
> > > Em Tue, Dec 15, 2015 at 10:03:29AM +0100, Jiri Olsa escreveu:
> > > > On Tue, Dec 15, 2015 at 12:46:13AM +0900, Namhyung Kim wrote:
> > > > > Each tracepoint event has format string for print to improve
> > > > > readability. Try to parse the output and match the field name. If it
> > > > > finds one, use that for the result. If not, fallbacks to the original
> > > > > output.
> > > > >
> > > > > For example, sort on kmem:kmalloc.gfp_flags looks like below:
> > > > > (Note: libtraceevent plugins are not installed on my system. They might
> > > > > affect the output below)
> > > > >
> > > > > Before:
> > > > > # Overhead Command gfp_flags
> > > > > # ........ ....... ..........
> > > > > #
> > > > > 99.89% perf 32848
> > > > > 0.06% sleep 208
> > > > > 0.03% perf 32976
> > > > > 0.01% perf 208
> > > > >
> > > > > After:
> > > > > # Overhead Command gfp_flags
> > > > > # ........ ....... ...................
> > > > > #
> > > > > 99.89% perf GFP_NOFS|GFP_ZERO
> > > > > 0.06% sleep GFP_KERNEL
> > > > > 0.03% perf GFP_KERNEL|GFP_ZERO
> > > > > 0.01% perf GFP_KERNEL
> > > >
> > > > hum, maybe we want some way to switch back to numbers?
> >
> > OK. Maybe something like 'kmem:kmalloc.gfp_flags/raw' ?
>
> ok.. and some option that would make it happen globaly ;-)

How about '--raw-trace' then?

Thanks,
Namhyung


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