Received: by 2002:ac0:a5a6:0:0:0:0:0 with SMTP id m35-v6csp2585238imm; Tue, 4 Sep 2018 07:00:00 -0700 (PDT) X-Google-Smtp-Source: ANB0Vdbyy0MjyMRMiH430akjj0vC94tGoOVhapp5PwrwIclDh+EGGbxGAiCDC0klLIjPfN2pM4hD X-Received: by 2002:a17:902:b595:: with SMTP id a21-v6mr33843301pls.23.1536069600785; Tue, 04 Sep 2018 07:00:00 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536069600; cv=none; d=google.com; s=arc-20160816; b=ApBmhgsAwkYERZzBExYExGfvtX/kSq7EoHESzTZAeXUIk3yMC+WnaEo8bvdwKOcX4W cThn/E6Bo2kWtZSKrzwqGuW+wj5OBbVl0lx1qElhEHZZO2wzPuqRPgJNMC3QTHbKD170 r81DuoeneXjHnHrEnPsX38Wcsn+Ggd4nXsDMwaW8BvgUXSC5PPWzW0Yn1KkQyPSdVTOE 6/oFcVgNfyMDd8kJ92rXmyXTNqaJYHVtXrAsXbpnjiU3kDZ5nzsZcxQDyW8cDDiVGsIS AnRjcfEBZbzO7Ei2iki12jLmjHXvflo2FTBlSBmdCcnuHRa0RmTdr5w/MYbKzmkMR5sM Mr0w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:arc-authentication-results; bh=Kt3uYYlio9cTpK7pkVWBiOZe9B5H7xLgEyUkEGf5YVo=; b=I1JSchTj+Z/7FAJictKXIrzGpMsVar9F3WiJQ0mGusY2dpkkMnGpXXajBB9ql3Qr6o It4Teo/+mrYRGWqP5qXRuCAhmDc+oaqZpKz+P3vFwfFBTCnEar61vrjwstN8RIBP7bMY 15CrEL0evGsgehxV0b1D4kdDcmI/CkqgLD8mF82gK+T0wvIjy8miN4Qss8It3cZRB/Ir pJBgOLkWfV533XTOJY1BpiZoISs3xuD2ke4kQzezE659gQqQV/WL6lR2kJjOikJb/z+n Bj5HnL+vOn7aO2nrHQpl405DHZI3xkj4Zwtv2fAmU8RmTfPEAEqi8eaomoQgGMgr/Jbj 3YzA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 1-v6si20384480ply.354.2018.09.04.06.59.44; Tue, 04 Sep 2018 07:00:00 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727155AbeIDSXv (ORCPT + 99 others); Tue, 4 Sep 2018 14:23:51 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:37426 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726281AbeIDSXv (ORCPT ); Tue, 4 Sep 2018 14:23:51 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 75E777DAC7; Tue, 4 Sep 2018 13:58:37 +0000 (UTC) Received: from krava (unknown [10.40.205.171]) by smtp.corp.redhat.com (Postfix) with SMTP id 1EF5663AF9; Tue, 4 Sep 2018 13:58:35 +0000 (UTC) Date: Tue, 4 Sep 2018 15:58:35 +0200 From: Jiri Olsa To: Peter Zijlstra Cc: Arnaldo Carvalho de Melo , Stephane Eranian , Jiri Olsa , LKML , Namhyung Kim Subject: Re: [RFC] perf tool improvement requests Message-ID: <20180904135835.GA25298@krava> References: <20180904071049.GY24124@hirez.programming.kicks-ass.net> <20180904134218.GA5364@kernel.org> <20180904135325.GI24124@hirez.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180904135325.GI24124@hirez.programming.kicks-ass.net> User-Agent: Mutt/1.10.1 (2018-07-13) X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.2]); Tue, 04 Sep 2018 13:58:37 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.2]); Tue, 04 Sep 2018 13:58:37 +0000 (UTC) for IP:'10.11.54.5' DOMAIN:'int-mx05.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'jolsa@redhat.com' RCPT:'' Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Sep 04, 2018 at 03:53:25PM +0200, Peter Zijlstra wrote: > On Tue, Sep 04, 2018 at 10:42:18AM -0300, Arnaldo Carvalho de Melo wrote: > > So, use 'c2c record' to get the samples: > > IIRC that uses numa events and is completely useless. I guess perf record on any other event would work in Arnaldo's workflow jirka