From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f42.google.com (mail-pa0-f42.google.com [209.85.220.42]) by kanga.kvack.org (Postfix) with ESMTP id B86E66B0005 for ; Wed, 24 Feb 2016 16:36:30 -0500 (EST) Received: by mail-pa0-f42.google.com with SMTP id ho8so19981582pac.2 for ; Wed, 24 Feb 2016 13:36:30 -0800 (PST) Received: from mail-pf0-x229.google.com (mail-pf0-x229.google.com. [2607:f8b0:400e:c00::229]) by mx.google.com with ESMTPS id y29si7338926pfa.174.2016.02.24.13.36.29 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 24 Feb 2016 13:36:29 -0800 (PST) Received: by mail-pf0-x229.google.com with SMTP id e127so19822007pfe.3 for ; Wed, 24 Feb 2016 13:36:29 -0800 (PST) Date: Wed, 24 Feb 2016 13:36:28 -0800 (PST) From: David Rientjes Subject: Re: [PATCH v2] mm,oom: exclude oom_task_origin processes if they are OOM-unkillable. In-Reply-To: <20160224100520.GB20863@dhcp22.suse.cz> Message-ID: References: <1455719460-7690-1-git-send-email-penguin-kernel@I-love.SAKURA.ne.jp> <20160218080909.GA18149@dhcp22.suse.cz> <20160223123457.GC14178@dhcp22.suse.cz> <20160224100520.GB20863@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Michal Hocko Cc: Tetsuo Handa , akpm@linux-foundation.org, mgorman@suse.de, oleg@redhat.com, torvalds@linux-foundation.org, hughd@google.com, andrea@kernel.org, riel@redhat.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org On Wed, 24 Feb 2016, Michal Hocko wrote: > Hmm, is it really helpful though? What would you deduce from seeing a > large rss an OOM_SCORE_ADJ_MIN task? Misconfigured system? There must > have been a reason to mark the task that way in the first place so you > can hardly do anything about it. Moreover you can deduce the same from > the available information. > Users run processes that are vital to the machine with OOM_SCORE_ADJ_MIN. This does not make them immune to having memory leaks that caused the oom condition, and identifying that has triaged many bugs in the past. Thanks. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org