From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753874Ab2CULyr (ORCPT ); Wed, 21 Mar 2012 07:54:47 -0400 Received: from casper.infradead.org ([85.118.1.10]:48718 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753359Ab2CULyp convert rfc822-to-8bit (ORCPT ); Wed, 21 Mar 2012 07:54:45 -0400 Message-ID: <1332330868.18960.483.camel@twins> Subject: Re: [PATCH 3/3] perf, tool: Add new event group management From: Peter Zijlstra To: Jiri Olsa Cc: acme@redhat.com, mingo@elte.hu, paulus@samba.org, cjashfor@linux.vnet.ibm.com, fweisbec@gmail.com, linux-kernel@vger.kernel.org, Thomas Gleixner Date: Wed, 21 Mar 2012 12:54:28 +0100 In-Reply-To: <20120320223636.GB1549@m> References: <1332267341-26338-1-git-send-email-jolsa@redhat.com> <1332267341-26338-4-git-send-email-jolsa@redhat.com> <1332269081.18960.444.camel@twins> <20120320223636.GB1549@m> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Mailer: Evolution 3.2.2- Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2012-03-20 at 23:36 +0100, Jiri Olsa wrote: > > If so, we need some option like: > > > > perf record -e "{cpu-clock,cache-misses,cache-references}:1" > > > > to mean, only sample on cpu-clock but use PERF_SAMPLE_READ and > > PERF_FORMAT_GROUP to read all siblings on every cpu-clock sample. > > never happy, are you.. ;) seems like nice feature, will check Hehe, its a long standing feature request. Also tglx asked for it only a few days ago. I just saw a good opportunity ;-)