Received: by 2002:ad5:4acb:0:0:0:0:0 with SMTP id n11csp260519imw; Fri, 8 Jul 2022 02:26:55 -0700 (PDT) X-Google-Smtp-Source: AGRyM1vwEPrP0/fxoylIj2XBX2WTYinuYEnGG81DrDvAW5LVtVKC/6ngUZOAYvrjvF19JvJ9aEMf X-Received: by 2002:a17:90a:aa10:b0:1ec:b5a7:9e23 with SMTP id k16-20020a17090aaa1000b001ecb5a79e23mr10654674pjq.191.1657272415365; Fri, 08 Jul 2022 02:26:55 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1657272415; cv=none; d=google.com; s=arc-20160816; b=fzVzW3QPUyR12gnhLJZFCecfeVwLKNP5+/JDX5vQTBF0rUbQjAxesdQ2jnQNVmJrkd rChrh4yLwVpV5N7ib6KmH0yHA9bQrzf0PJ2/tBzC1X13gIG8QZkDipHadnFz5R9F4D0V O305Tgvxd1b78nqwnANodp8tZfqZ+16gjUMo3SeFlYrbpC1H/sSHmEkrSQY9N9EukPhR ztyGczf9kLitaV1K57Vo1MwGaJcT1rajc+NBleQT5go9S/XE60PpykgnQMMwwZ223W8t AzfnV5W2366VeEiBtgtWLBv/iPqzHk3/tsNzsLfbFFqLOB+AOSJmPBWW3JS2UUDMFGIl X86A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:in-reply-to:from :references:cc:to:content-language:subject:user-agent:mime-version :date:message-id:dkim-signature; bh=l76lwu0gnwm/BRNuFyHSAOJEi0ORTe8+eknNAmXKjds=; b=GxxEerLcFxk+yATtJpeG/SGmr1uIMz+UPOexlTqgD24LmbZbofKy4N6MIEXJSujsIt eAE9ul+gXq636v8bVoByGJXlAc9J5h8YCE3AUDI+478tAHTJkr/unnBhnkVTqZOol8oN 25PYKZHmQTEU5BosB9QPJCDa2cptr3Uzn6nThpQ4uwifN8yHTZNMmmYj2F4hhE0JcnhM CSPp1pJhDmZoRRzxmJHQXPnCcGwGrKch5yO61ckKvajgyiebjEGHc6NI0WcmfLWgbB9h kXoXDr2t5hDOtvZxnybiH0A0SSmJu2FvACLI7l8BpHax60+9Htgb+HBs7MYtXUQczIL+ nNDA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@bytedance-com.20210112.gappssmtp.com header.s=20210112 header.b=rfzaFQGT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=bytedance.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id nl8-20020a17090b384800b001ef3a7068adsi2311672pjb.97.2022.07.08.02.26.41; Fri, 08 Jul 2022 02:26:55 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@bytedance-com.20210112.gappssmtp.com header.s=20210112 header.b=rfzaFQGT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=bytedance.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237672AbiGHJZs (ORCPT + 99 others); Fri, 8 Jul 2022 05:25:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47610 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237536AbiGHJZr (ORCPT ); Fri, 8 Jul 2022 05:25:47 -0400 Received: from mail-pl1-x62c.google.com (mail-pl1-x62c.google.com [IPv6:2607:f8b0:4864:20::62c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EDCEB6271 for ; Fri, 8 Jul 2022 02:25:45 -0700 (PDT) Received: by mail-pl1-x62c.google.com with SMTP id d5so15846752plo.12 for ; Fri, 08 Jul 2022 02:25:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance-com.20210112.gappssmtp.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=l76lwu0gnwm/BRNuFyHSAOJEi0ORTe8+eknNAmXKjds=; b=rfzaFQGT5WylU8oFzZ3Bm68tK5cbUJbFE9StIG5s9hhsbRmfmyXpTX1vYAFS6j1sbO 54fzhiZV7ncHK4Nr8HGnmkIfr2ytnO8L9enycMsyVsVIL1tiXZVpZqSpKlDbdzlr1hkY 5SH3l1JlLCIaVKwtkJN3exq1MhVYULNmdtYE+3L2FEtWtbYyCTh7i5U27YS5hNLZS0Xi TkCdvF8KuNND6fSaeYKOvdHkBq2ajs61bZsAjRcCL57hyN0L81gtcBE6SGAlrMn1jLvp TQMFQ82Z2m2T8NG7gNKsoCwNbcmQba3/hsB+SpuTecMd4FglfijuRPwEi0zcwSVVDuyS /4FQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=l76lwu0gnwm/BRNuFyHSAOJEi0ORTe8+eknNAmXKjds=; b=L6j+8t036dDCFLm2F7dniV1BiF+Js+Um6oAQPZryqmXmsy42HAfQeFsKx9PHetKXMh rN9xFPhBf3ORpF3zeSAuIWCtJYV/i5wBkXoeyA9oey9A9rO9DZpT2z0bq1qPWfzijZuY KXCyTJpoUmo2/wp77LnyuZ3JKiGwSeJGm4hN1kT7loke0LzJj2wR2bALkh4xkLf3Foz7 hKp059Oay+unvemK1naz3x87Dd4HJvyTANCsWrcr/cettbrCGGZm14U2qxZeDp7N1cMl Us7oBCl7ji88PsuosTPSDo439dVDGGVEfjN7z/biRJQNspzi725u7VdMD8ZM7vFPsJoZ fGmA== X-Gm-Message-State: AJIora8w+xjHHuoi/PIWciX6SDBnHW8XYqSpVRvhIWdvQaCnVRSNJKjQ yS5vYQH/zf6sncqccG9fRjPRJg== X-Received: by 2002:a17:902:e80c:b0:16c:28a6:8aa0 with SMTP id u12-20020a170902e80c00b0016c28a68aa0mr422950plg.119.1657272345465; Fri, 08 Jul 2022 02:25:45 -0700 (PDT) Received: from [10.255.210.8] ([139.177.225.241]) by smtp.gmail.com with ESMTPSA id z11-20020a1709027e8b00b0016b865ea2ddsm23212195pla.85.2022.07.08.02.25.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 08 Jul 2022 02:25:44 -0700 (PDT) Message-ID: Date: Fri, 8 Jul 2022 17:25:31 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: Re: [PATCH v2 0/5] mm, oom: Introduce per numa node oom for CONSTRAINT_{MEMORY_POLICY,CPUSET} Content-Language: en-US To: Michal Hocko Cc: akpm@linux-foundation.org, surenb@google.com, hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, borntraeger@linux.ibm.com, svens@linux.ibm.com, viro@zeniv.linux.org.uk, ebiederm@xmission.com, keescook@chromium.org, rostedt@goodmis.org, mingo@redhat.com, peterz@infradead.org, acme@kernel.org, mark.rutland@arm.com, alexander.shishkin@linux.intel.com, jolsa@kernel.org, namhyung@kernel.org, david@redhat.com, imbrenda@linux.ibm.com, adobriyan@gmail.com, yang.yang29@zte.com.cn, brauner@kernel.org, stephen.s.brennan@oracle.com, zhengqi.arch@bytedance.com, haolee.swjtu@gmail.com, xu.xin16@zte.com.cn, Liam.Howlett@oracle.com, ohoono.kwon@samsung.com, peterx@redhat.com, arnd@arndb.de, shy828301@gmail.com, alex.sierra@amd.com, xianting.tian@linux.alibaba.com, willy@infradead.org, ccross@google.com, vbabka@suse.cz, sujiaxun@uniontech.com, sfr@canb.auug.org.au, vasily.averin@linux.dev, mgorman@suse.de, vvghjk1234@gmail.com, tglx@linutronix.de, luto@kernel.org, bigeasy@linutronix.de, fenghua.yu@intel.com, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-perf-users@vger.kernel.org References: <20220708082129.80115-1-ligang.bdlg@bytedance.com> From: Gang Li In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,NICE_REPLY_A,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Oh apologize. I just realized what you mean. I should try a "cpuset cgroup oom killer" selecting victim from a specific cpuset cgroup. On 2022/7/8 16:54, Michal Hocko wrote: > On Fri 08-07-22 16:21:24, Gang Li wrote: > > We have discussed this in your previous posting and an alternative > proposal was to use cpusets to partition NUMA aware workloads and > enhance the oom killer to be cpuset aware instead which should be a much > easier solution.