From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932970AbcJXGdC (ORCPT ); Mon, 24 Oct 2016 02:33:02 -0400 Received: from mx1.redhat.com ([209.132.183.28]:40750 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757246AbcJXGdB (ORCPT ); Mon, 24 Oct 2016 02:33:01 -0400 Date: Mon, 24 Oct 2016 08:32:57 +0200 From: Jiri Olsa To: Andi Kleen Cc: Ingo Molnar , Arnaldo Carvalho de Melo , linux-kernel@vger.kernel.org, Linux Weekly News , David Ahern , Don Zickus , Jiri Olsa , Joe Mario , Namhyung Kim , Peter Zijlstra , Arnaldo Carvalho de Melo Subject: Re: [GIT PULL 00/52] New Tool: perf c2c Message-ID: <20161024063257.GA16007@krava> References: <1476975876-2522-1-git-send-email-acme@kernel.org> <20161022082806.GA4526@gmail.com> <20161023110542.GA15618@krava> <20161023234719.GV26852@two.firstfloor.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20161023234719.GV26852@two.firstfloor.org> User-Agent: Mutt/1.7.1 (2016-10-04) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Mon, 24 Oct 2016 06:33:01 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Oct 23, 2016 at 04:47:19PM -0700, Andi Kleen wrote: > > hm, most likely you did not generate any remote HITMs.. if it was on the laptop? > > you might get some results for local HITMs with -d option: > > > > $ perf c2c report -d lcl > > > > the default display/filter is for Remote HITMs.. perhaps we could be > > smart enough and switch to local when we found no data for remote > > It would be better to default to local + remote. Even local HITMs can be > a big problem, especially on server chips with many cores. ok, will check on this, thanks jirka