From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CE1C8C4361B for ; Tue, 15 Dec 2020 03:30:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8019120731 for ; Tue, 15 Dec 2020 03:30:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725841AbgLODGc (ORCPT ); Mon, 14 Dec 2020 22:06:32 -0500 Received: from mga17.intel.com ([192.55.52.151]:59812 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727117AbgLODGY (ORCPT ); Mon, 14 Dec 2020 22:06:24 -0500 IronPort-SDR: 8tuSL5WBaqMMDsB6QK95dBTDqU5EmSUn37lTrv1kelGjyp7zZPwGKLJ4pEIPl93VfFLhZseDYq deYF98z2Z9tA== X-IronPort-AV: E=McAfee;i="6000,8403,9835"; a="154624703" X-IronPort-AV: E=Sophos;i="5.78,420,1599548400"; d="scan'208";a="154624703" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Dec 2020 19:04:37 -0800 IronPort-SDR: OBx9BH69m3buB8B65e+f+nLR2l0HRicswvCjMZ8hHOAm4x9V/TmNgfJr5uiC3fGsUGk32FP4FO 767boOWhdxlQ== X-IronPort-AV: E=Sophos;i="5.78,420,1599548400"; d="scan'208";a="450169499" Received: from tassilo.jf.intel.com ([10.54.74.11]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Dec 2020 19:04:37 -0800 Date: Mon, 14 Dec 2020 19:04:30 -0800 From: Andi Kleen To: Arnaldo Carvalho de Melo Cc: Alexander Antonov , linux-kernel@vger.kernel.org, jolsa@redhat.com, alexander.shishkin@linux.intel.com, mark.rutland@arm.com, namhyung@kernel.org, mingo@redhat.com, peterz@infradead.org, Ian Rogers Subject: Re: [PATCH 0/5] perf stat: Introduce --iiostat mode to provide I/O performance metrics Message-ID: <20201215030430.GA1538637@tassilo.jf.intel.com> References: <20201210090340.14358-1-alexander.antonov@linux.intel.com> <20201214132828.GD238399@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201214132828.GD238399@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > My first thought was: Why not have a 'perf iiostat' subcommand? Same would apply to a lot of options in perf stat. I guess you could add some aliases to "perf" that give shortcuts for common perf stat command lines. -Andi