linux-kernel - Re: [PATCH] perf script: Add stackcollapse.py script

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Message-ID: <20160616074928.GA20646@krava>
Date:	Thu, 16 Jun 2016 09:49:28 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Paolo Bonzini <pbonzini@...hat.com>
Cc:	linux-kernel@...r.kernel.org, Jiri Olsa <jolsa@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Brendan Gregg <bgregg@...flix.com>
Subject: Re: [PATCH] perf script: Add stackcollapse.py script

On Thu, Jun 16, 2016 at 09:22:59AM +0200, Paolo Bonzini wrote:
> On 12/04/2016 15:26, Paolo Bonzini wrote:
> > Add stackcollapse.py script as an example of parsing call chains, and
> > also of using optparse to access command line options.
> > 
> > The flame graph tools include a set of scripts that parse output from
> > various tools (including "perf script"), remove the offsets in the
> > function and collapse each stack to a single line.  The website also says
> > "perf report could have a report style [...] that output folded stacks
> > directly, obviating the need for stackcollapse-perf.pl", so here it is.
> > 
> > This script is a Python rewrite of stackcollapse-perf.pl, using the perf
> > scripting interface to access the perf data directly from Python.
> > 
> > Cc: Jiri Olsa <jolsa@...nel.org>
> > Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
> > Cc: Brendan Gregg <bgregg@...flix.com>
> > Signed-off-by: Paolo Bonzini <pbonzini@...hat.com>
> > ---
> >  tools/perf/scripts/python/bin/stackcollapse-record |   8 ++
> >  tools/perf/scripts/python/bin/stackcollapse-report |   3 +
> >  tools/perf/scripts/python/stackcollapse.py         | 127 +++++++++++++++++++++
> >  3 files changed, 138 insertions(+)
> >  create mode 100755 tools/perf/scripts/python/bin/stackcollapse-record
> >  create mode 100755 tools/perf/scripts/python/bin/stackcollapse-report
> >  create mode 100755 tools/perf/scripts/python/stackcollapse.py
> 
> Ping^2?

sorry for delay.. I just answered the other email

jirka