From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753324Ab0CWTxz (ORCPT ); Tue, 23 Mar 2010 15:53:55 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:51737 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753210Ab0CWTxx (ORCPT ); Tue, 23 Mar 2010 15:53:53 -0400 Date: Tue, 23 Mar 2010 16:53:39 -0300 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, =?iso-8859-1?Q?Fr=E9d=E9ric?= Weisbecker , Mike Galbraith , Peter Zijlstra , Paul Mackerras Subject: Re: [PATCH 1/1] perf archive: Explain how to use the generated tarball Message-ID: <20100323195339.GA23594@ghostprotocols.net> References: <1269365638-10223-1-git-send-email-acme@infradead.org> <20100323184929.GA18815@elte.hu> <20100323192952.GA23584@ghostprotocols.net> <20100323193246.GA32432@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100323193246.GA32432@elte.hu> X-Url: http://acmel.wordpress.com User-Agent: Mutt/1.5.20 (2009-08-17) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Em Tue, Mar 23, 2010 at 08:32:46PM +0100, Ingo Molnar escreveu: > > * Arnaldo Carvalho de Melo wrote: > > > Em Tue, Mar 23, 2010 at 07:49:29PM +0100, Ingo Molnar escreveu: > > > * Arnaldo Carvalho de Melo wrote: > > > > > > > From: Arnaldo Carvalho de Melo > > > > > > > > [root@doppio ~]# perf archive > > > > Now please run: > > > > > > > > $ tar xvf perf.data.tar.bz2 -C ~/.debug > > > > > > > > wherever you need to run 'perf report' on. > > > > [root@doppio ~]# > > > > > > hm, i think it would be nicer to have a way to both pack and unpack an archive > > > that is in the current directory. Something like: > > > > > > perf archive pack > > > perf archive unpack > > > > > > or so? > > > > Yes, its just that this was easy enough to improve the current situation, > > this is still a shell script that I wrote as a way to show how to do some > > porcelain out of 'perf buildid-list'. > > > > But it probably will be better to have it as a full fledged tool, as I can > > imagine people asking for .tar.xz support, and I also want to be able to > > tell it to strip debugging information, putting there just the symtabs, etc. > > Yeah - although we definitely want to keep it relatively simple - robust > archiving and cross-system transport is abot simplicity. Yeah, 'perf archive' will be enough and use the defaults we deem best, but I just wanted to allow people to have some configurability to avoid huge DWARF laden binaries, for instance, when all a class of users may want is to do simple symbol resolution, not full blown source annotation, pick the compressor du jour, etc. > > So if you can get this one in, the current situation would be improved and > > I'll eventually get to implement your suggestion. > > Sure, just wanted to mention this. Notes taken! :-) - Arnaldo