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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5620C433EF for ; Fri, 11 Feb 2022 19:34:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349235AbiBKTet (ORCPT ); Fri, 11 Feb 2022 14:34:49 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:50234 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230165AbiBKTes (ORCPT ); Fri, 11 Feb 2022 14:34:48 -0500 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 52280CF2 for ; Fri, 11 Feb 2022 11:34:45 -0800 (PST) Received: from fraeml744-chm.china.huawei.com (unknown [172.18.147.206]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4JwP2J4Dz4z67YJ6; Sat, 12 Feb 2022 03:34:32 +0800 (CST) Received: from lhreml741-chm.china.huawei.com (10.201.108.191) by fraeml744-chm.china.huawei.com (10.206.15.225) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Fri, 11 Feb 2022 20:34:42 +0100 Received: from [10.81.199.170] (10.81.199.170) by lhreml741-chm.china.huawei.com (10.201.108.191) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Fri, 11 Feb 2022 19:34:27 +0000 Message-ID: <2f1688de-a96b-75b7-9172-ff7efd91b6ef@huawei.com> Date: Fri, 11 Feb 2022 22:34:03 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.0.3 Subject: Re: [PATCH v13 03/16] perf record: Introduce thread specific data array Content-Language: en-US To: Arnaldo Carvalho de Melo , Alexey Bayduraev CC: Jiri Olsa , Namhyung Kim , Alexander Shishkin , Peter Zijlstra , Ingo Molnar , linux-kernel , Andi Kleen , "Adrian Hunter" , Alexander Antonov , Riccardo Mancini References: From: Alexei Budankov In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.81.199.170] X-ClientProxiedBy: saopeml00100003.china.huawei.com (7.184.65.41) To lhreml741-chm.china.huawei.com (10.201.108.191) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11.02.2022 19:51, Arnaldo Carvalho de Melo wrote: > Em Mon, Jan 31, 2022 at 07:21:11PM -0300, Arnaldo Carvalho de Melo escreveu: >> Em Mon, Jan 31, 2022 at 06:39:39PM -0300, Arnaldo Carvalho de Melo escreveu: >>> Some changes to reduce patch size, I have them in my local tree, will >>> publish later. >> >> Its in perf/threaded at: >> >> git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git >> >> Will continue tomorrow, testing it and checking the speedups on my >> 5950x, I think the things I found so far can be fixed in follow up >> patches, to make progress and have this merged sooner. >> >> I'll try and add committer notes with the test for some 'perf bench' >> workload without/with parallel recording, something I missed in your >> patch descriptions. > > Didn't manage to do that, but my considerations are minor at this point > and plenty of informed people acked, reviewed, tested, so I'm not going > to be the one to prevent this from going upstream. > > If we find problems (oh well), we'll fix it and progress. > > Thank you, Alexei Budankov, Jiri, Namhyung and Riccardo for working on > making perf scale at the record phase for so long, > > I'm pushing this to perf/core, that should get into 5.18. Please also accept my congratulations to Alexey Bayduraev, Jiri, Namhyung and Riccardo Mancini who made this happen. Great work. Thanks! Regards, Alexei