From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ed1-f71.google.com (mail-ed1-f71.google.com [209.85.208.71]) by kanga.kvack.org (Postfix) with ESMTP id 0C2266B0003 for ; Thu, 25 Oct 2018 03:11:44 -0400 (EDT) Received: by mail-ed1-f71.google.com with SMTP id v18-v6so4086068edq.23 for ; Thu, 25 Oct 2018 00:11:43 -0700 (PDT) Received: from mx1.suse.de (mx2.suse.de. [195.135.220.15]) by mx.google.com with ESMTPS id l8-v6si3048774eje.206.2018.10.25.00.11.42 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 25 Oct 2018 00:11:42 -0700 (PDT) Date: Thu, 25 Oct 2018 09:11:40 +0200 From: Michal Hocko Subject: Re: [PATCH] mm,oom: Use timeout based back off. Message-ID: <20181025071140.GK18839@dhcp22.suse.cz> References: <1540033021-3258-1-git-send-email-penguin-kernel@I-love.SAKURA.ne.jp> <20181024155454.4e63191fbfaa0441f2e62f56@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181024155454.4e63191fbfaa0441f2e62f56@linux-foundation.org> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: David Rientjes , Tetsuo Handa , Johannes Weiner , linux-mm@kvack.org, syzkaller-bugs@googlegroups.com, guro@fb.com, kirill.shutemov@linux.intel.com, linux-kernel@vger.kernel.org, yang.s@alibaba-inc.com, Sergey Senozhatsky , Petr Mladek , Sergey Senozhatsky , Steven Rostedt On Wed 24-10-18 15:54:54, Andrew Morton wrote: [...] > There has been a lot of heat and noise and confusion and handwaving in > all of this. What we're crying out for is simple testcases which > everyone can run. Find a problem, write the testcase, distribute that. > Develop a solution for that testcase then move on to the next one. Agreed! It is important for these test to represent some reasonable workloads though. -- Michal Hocko SUSE Labs