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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham 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 1D692C282C4 for ; Mon, 4 Feb 2019 10:36:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E9DAC217D9 for ; Mon, 4 Feb 2019 10:36:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728928AbfBDKgr (ORCPT ); Mon, 4 Feb 2019 05:36:47 -0500 Received: from mx1.redhat.com ([209.132.183.28]:41700 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728177AbfBDKgq (ORCPT ); Mon, 4 Feb 2019 05:36:46 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 8D9BF81F0D; Mon, 4 Feb 2019 10:36:46 +0000 (UTC) Received: from krava (unknown [10.43.17.135]) by smtp.corp.redhat.com (Postfix) with SMTP id 1EA0191F14; Mon, 4 Feb 2019 10:36:43 +0000 (UTC) Date: Mon, 4 Feb 2019 11:36:43 +0100 From: Jiri Olsa To: Alexey Budankov Cc: Jiri Olsa , Arnaldo Carvalho de Melo , lkml , Ingo Molnar , Namhyung Kim , Alexander Shishkin , Peter Zijlstra , Adrian Hunter , Andi Kleen , Stephane Eranian Subject: Re: [RFC/PATCH 00/14] perf record: Add support to store data in directory Message-ID: <20190204103643.GA18141@krava> References: <20190203153018.9650-1-jolsa@kernel.org> <8d8b3f0d-cea8-2daf-249f-29f485c49a46@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <8d8b3f0d-cea8-2daf-249f-29f485c49a46@linux.intel.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Mon, 04 Feb 2019 10:36:46 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Feb 04, 2019 at 01:12:11PM +0300, Alexey Budankov wrote: > > Hi, > > On 03.02.2019 18:30, Jiri Olsa wrote: > > hi, > > this patchset adds the --dir option to record command (and all > > the other record command that overload cmd_record) that allows > > the data to be stored in directory with multiple data files. > > > > It's next step for multiple threads implementation in record. > > It's now possible to make directory data via --dir option, like: > > > > $ perf record --dir perf bench sched messaging > > Is it possible to name data directory differently from perf.data > e.g. using --output option, like this? > > $ perf record --output result_1 --dir perf bench sched messaging yep, it's taken into account: [jolsa@krava perf]$ ./perf record --output result_1 --dir ./perf bench sched messaging Couldn't synthesize bpf events. # Running 'sched/messaging' benchmark: # 20 sender and receiver processes per group # 10 groups == 400 processes run Total time: 0.177 [sec] [ perf record: Woken up 1 times to write data ] [ perf record: Captured and wrote 0.316 MB result_1 (7225 samples) ] [jolsa@krava perf]$ ll result_1/ total 348 -rw-------. 1 jolsa jolsa 27624 Feb 4 11:35 data.0 -rw-------. 1 jolsa jolsa 56672 Feb 4 11:35 data.1 -rw-------. 1 jolsa jolsa 30824 Feb 4 11:35 data.2 -rw-------. 1 jolsa jolsa 49136 Feb 4 11:35 data.3 -rw-------. 1 jolsa jolsa 22712 Feb 4 11:35 data.4 -rw-------. 1 jolsa jolsa 53392 Feb 4 11:35 data.5 -rw-------. 1 jolsa jolsa 43352 Feb 4 11:35 data.6 -rw-------. 1 jolsa jolsa 46688 Feb 4 11:35 data.7 -rw-------. 1 jolsa jolsa 9068 Feb 4 11:35 header jirka