linux-kernel - Re: [PATCH] perf report: Add a simple GTK2-based 'perf report' browser

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Date:	Thu, 23 Feb 2012 14:39:38 -0200
From:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
To:	Pekka Enberg <penberg@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...e.hu>
Subject: Re: [PATCH] perf report: Add a simple GTK2-based 'perf report'
 browser

Em Thu, Feb 23, 2012 at 06:32:41PM +0200, Pekka Enberg escreveu:
> On Thu, Feb 23, 2012 at 6:28 PM, Arnaldo Carvalho de Melo <acme@...stprotocols.net> wrote:
> > This is what I avoided by writing a tree widget for the TUI, I really
> > didn't want to traverse _all_ the hists just to show the ones that
> > appear in the screen.
> >
> > Isn't there a way to ask GTK to ask a callback to provide a
> > representation for the Nth hist entry, i.e. just the ones it _needs_ to
> > render the screen?
> 
> Dunno, probably. Does that matter, though? It's pretty damn fast as-is.

Well, what kinds of perf.data file are you feeding it?

I'm testing it now with large ones, lets see.

- Arnaldo
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