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=-18.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_IN_DEF_DKIM_WL 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 05A90C433DB for ; Fri, 26 Feb 2021 14:23:35 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 8739B64DA8 for ; Fri, 26 Feb 2021 14:23:34 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8739B64DA8 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id EDBE36B006E; Fri, 26 Feb 2021 09:23:33 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id E8C816B0070; Fri, 26 Feb 2021 09:23:33 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D7A396B0072; Fri, 26 Feb 2021 09:23:33 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0251.hostedemail.com [216.40.44.251]) by kanga.kvack.org (Postfix) with ESMTP id BF17D6B006E for ; Fri, 26 Feb 2021 09:23:33 -0500 (EST) Received: from smtpin26.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 8CCB88248D7C for ; Fri, 26 Feb 2021 14:23:33 +0000 (UTC) X-FDA: 77860637106.26.953621F Received: from mail-lj1-f174.google.com (mail-lj1-f174.google.com [209.85.208.174]) by imf22.hostedemail.com (Postfix) with ESMTP id 8C8F8C0007DF for ; Fri, 26 Feb 2021 14:23:29 +0000 (UTC) Received: by mail-lj1-f174.google.com with SMTP id p15so1880819ljc.13 for ; Fri, 26 Feb 2021 06:23:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=oOYcT5OKcHJaHOdcT14cRM+X7PCsGLP/nAp9x9dFxLk=; b=Ba+92zWhTRcrtoXY8k5nboZqMyiZguX8SqCgqR8EGCirF8g3aQgz00w8TQbJBZnG+Y C392KLTy8zGeWMSdApvADsI0IgcYtXD/Buz/VjjCTmBbgBSWAWrz0nY4ZwtqrptAJWWg G5BzV058d/6EPxx5bR31uH1yTi6CLzKchwT7xlEDKtsh4OZA2N74oDEc2o2wtOMaijAw eo5GM6x/Mt5PeuezSZ/B11kcz27SeRe80rFjhwDV1vKbMiik7yXrorqBXNH+PuewMaSg RJdiWxGotr2atuD29qSZA8QTOSDBPIeh2hSC58+uVKMEd3CJObZxCQ0y1usR4d0dbFJx Tckg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=oOYcT5OKcHJaHOdcT14cRM+X7PCsGLP/nAp9x9dFxLk=; b=ZZtvV2BdfUwuCITA6dgzl+IXN0OpKfbLMmKgZtU4iKcok+6q2nB5wGWaOAhEE1gxjO FiWA0DUAJk85zHios+d5wG7v+m/5PR0M4C2+pSdFIlNxBvzl+A/i6jy6yeytEuLE2vun OgHIXlWWLRWeqotLqFdSZcVm7vQ4HwvrYomVmG++b431lKyACjZFB2SIxQreqKnQNI4s 2SX9OoGCjTYJAkGlCM4Eokj4JzLrxxBAYVJM7lFOm/igkFI1EQ0cgiHu0BuuhAsu9UIZ x4GU1nlyMYAb1k+is6Ej1DxUWYlrW4bPwWVjW8TbQOARiJPOwOZP2utjkl8PuDFfkLzN VUYg== X-Gm-Message-State: AOAM530GbhgohzLehLQ+GrIim5Sb16zPdLyakmvGDx5ZmlujmSgAuACo 0Ntsc6D//vLyax1eI2aaf/51d2g+cPZkXz7UR4Ex4A== X-Google-Smtp-Source: ABdhPJw3bsYC9qSy+Bu+6SK9Aniw5/kMVL8cX63rTgEZ2wVk1XDHE7pwniMU1s7X5CCIue3DiJu/7QYODHQagRxL/vs= X-Received: by 2002:a2e:5c02:: with SMTP id q2mr1845698ljb.81.1614349411430; Fri, 26 Feb 2021 06:23:31 -0800 (PST) MIME-Version: 1.0 References: <20210226021254.3980-1-shy828301@gmail.com> In-Reply-To: <20210226021254.3980-1-shy828301@gmail.com> From: Shakeel Butt Date: Fri, 26 Feb 2021 06:23:18 -0800 Message-ID: Subject: Re: [PATCH] doc: memcontrol: add description for oom_kill To: Yang Shi Cc: Johannes Weiner , Michal Hocko , Roman Gushchin , Andrew Morton , Jonathan Corbet , Linux MM , LKML Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: kk7i1psntajsfpcd9r4qx3mhty1y93q4 X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 8C8F8C0007DF Received-SPF: none (google.com>: No applicable sender policy available) receiver=imf22; identity=mailfrom; envelope-from=""; helo=mail-lj1-f174.google.com; client-ip=209.85.208.174 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1614349409-132821 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, Feb 25, 2021 at 6:12 PM Yang Shi wrote: > > When debugging an oom issue, I found the oom_kill counter of memcg is > confusing. At the first glance without checking document, I thought it > just counts for memcg oom, but it turns out it counts both global and > memcg oom. > > The cgroup v2 documents it, but the description is missed for cgroup v1. > > Signed-off-by: Yang Shi Reviewed-by: Shakeel Butt