linux-kernel - Re: perf, tools: Refactor and support interval and CSV metrics

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Date:	Mon, 7 Mar 2016 22:11:43 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	Andi Kleen <andi@...stfloor.org>, acme@...nel.org,
	jolsa@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: perf, tools: Refactor and support interval and CSV metrics

On Mon, Mar 07, 2016 at 07:48:39PM +0100, Jiri Olsa wrote:
> On Mon, Mar 07, 2016 at 07:22:27PM +0100, Andi Kleen wrote:
> > On Mon, Mar 07, 2016 at 11:08:42AM +0100, Jiri Olsa wrote:
> > > On Thu, Mar 03, 2016 at 03:57:31PM -0800, Andi Kleen wrote:
> > > 
> > > SNIP
> > > 
> > > > 
> > > > % perf stat -x, --metric-only  -a -I 1000
> > > >      1.001381652,frontend cycles idle,insn per cycle,stalled cycles per insn,branch-misses of all branches,
> > > >      1.001381652,173.32,0.83,2.09,1.73,
> > > >      2.002073343,199.47,1.07,1.60,2.14,
> > > >      3.002875524,109.52,0.22,7.83,1.63,
> > > >      4.003970059,132.10,0.17,10.85,1.51,
> > > >      5.004818754,181.60,0.22,8.87,2.22,
> > > > 
> > > > 
> > > > Available in
> > > > git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-misc-2.6 perf/stat-metrics-21
> > > 
> > > this branch contains old version of:
> > >   perf, tools, stat: Add --metric-only support for -A
> > 
> > Old in what way? Looks correct to me.
> > 
> > 
> > commit e26ba80593023c24c8276ad9853acd7e56ca92ed
> > Author: Andi Kleen <ak@...ux.intel.com>
> > Date:   Sat Dec 19 11:22:55 2015 -0800
> > 
> >     perf, tools, stat: Add --metric-only support for -A
> >     
> >     Add metric only support for -A too. This requires a new print
> >     function that prints the metrics in the right order.
> >     
> >     v2: Fix manpage
> >     v3: Simplify nrcpus computation
> >     Signed-off-by: Andi Kleen <ak@...ux.intel.com>
> 
> I did not see the change for print_no_aggr_metric function
> in commit:
>    perf, tools, stat: Add --metric-only support for -A
> 
> which I saw in the email..
> 
> however now im confused, I did not noticed I had a wrong tree,
> however git can't resolve the git tree you mentioned:

I pushed again. Can you try again? Probably I made some mistake with
git.

-Andi