From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751871Ab1AXWAx (ORCPT ); Mon, 24 Jan 2011 17:00:53 -0500 Received: from mx1.redhat.com ([209.132.183.28]:57437 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751107Ab1AXWAw (ORCPT ); Mon, 24 Jan 2011 17:00:52 -0500 Date: Mon, 24 Jan 2011 20:00:32 -0200 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: Linus Torvalds , linux-kernel@vger.kernel.org, Peter Zijlstra , =?iso-8859-1?Q?Fr=E9d=E9ric?= Weisbecker , Steven Rostedt , Thomas Gleixner , Andrew Morton Subject: Re: [GIT PULL] perf fixes Message-ID: <20110124220032.GE29975@ghostprotocols.net> References: <20110124133400.GA1228@elte.hu> <20110124200738.GA10833@elte.hu> <20110124203802.GC29975@ghostprotocols.net> <20110124212526.GA13724@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20110124212526.GA13724@elte.hu> X-Url: http://acmel.wordpress.com User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Em Mon, Jan 24, 2011 at 10:25:26PM +0100, Ingo Molnar escreveu: > * Arnaldo Carvalho de Melo wrote: > > Was this on a freshly installed machine? Or on a freshly updated one? > > > > Probably its the build-id collecting at the end of a session, on the > > first run you had a cold cache and it had to figure out which binaries > > to cache on ~/.debug, second time it was already cached so it was fast. > > Hm, it would be nice to not surprise users with an unlimited-timeout, up to half a > minute 'frozen' app. Can we possibly display a more finegrained progress indicator? Definetely, adding this to the todo list. In fact perf_session__process_events already has an ui_progress stuff, its just that it works only on report/TUI. Need to make it work with some /-|/- spinning text progress indicator after a "collecting build-ids:" string, something like that. - Arnaldo