From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753876AbcDFPKN (ORCPT ); Wed, 6 Apr 2016 11:10:13 -0400 Received: from one.firstfloor.org ([193.170.194.197]:49512 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751511AbcDFPKM (ORCPT ); Wed, 6 Apr 2016 11:10:12 -0400 Date: Wed, 6 Apr 2016 08:10:08 -0700 From: Andi Kleen To: Arnaldo Carvalho de Melo Cc: Andi Kleen , peterz@infradead.org, jolsa@kernel.org, linux-kernel@vger.kernel.org, mingo@kernel.org, Andi Kleen Subject: Re: [PATCH 11/11] perf, tools, stat: Add extra output of counter values with -v Message-ID: <20160406151008.GA9407@two.firstfloor.org> References: <1459802514-31501-1-git-send-email-andi@firstfloor.org> <1459802514-31501-12-git-send-email-andi@firstfloor.org> <20160406143220.GD5945@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160406143220.GD5945@kernel.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 06, 2016 at 11:32:20AM -0300, Arnaldo Carvalho de Melo wrote: > Em Mon, Apr 04, 2016 at 01:41:54PM -0700, Andi Kleen escreveu: > > From: Andi Kleen > > > > Add debug output of raw counter values per CPU when > > perf stat -v is specified, together with their cpu numbers. > > This is very useful to debug problems with per core counters, > > where we can normally only see aggregated values. > > Can we do it only when per CPU is in place? Even then it is useful because the output is aggregated, so we don't know which CPU reported what. Can perhaps increase the verbose threshold and only print it for -vv or -vvv ? -Andi