From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751685AbcGNPbY (ORCPT ); Thu, 14 Jul 2016 11:31:24 -0400 Received: from mail-wm0-f47.google.com ([74.125.82.47]:38649 "EHLO mail-wm0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751150AbcGNPbW (ORCPT ); Thu, 14 Jul 2016 11:31:22 -0400 Date: Thu, 14 Jul 2016 17:31:20 +0200 From: Michal Hocko To: Ondrej Kozina Cc: Mikulas Patocka , Jerome Marchand , Stanislav Kozina , linux-mm@kvack.org, linux-kernel@vger.kernel.org, dm-devel@redhat.com Subject: Re: System freezes after OOM Message-ID: <20160714153120.GD12289@dhcp22.suse.cz> References: <57837CEE.1010609@redhat.com> <9be09452-de7f-d8be-fd5d-4a80d1cd1ba3@redhat.com> <20160712064905.GA14586@dhcp22.suse.cz> <20160713111006.GF28723@dhcp22.suse.cz> <20160714125129.GA12289@dhcp22.suse.cz> <740b17f0-e1bb-b021-e9e1-ad6dcf5f033a@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <740b17f0-e1bb-b021-e9e1-ad6dcf5f033a@redhat.com> User-Agent: Mutt/1.6.0 (2016-04-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu 14-07-16 16:08:28, Ondrej Kozina wrote: [...] > As Mikulas pointed out, this doesn't work. The system froze as well with the > patch above. Will try to tweak the patch with Mikulas's suggestion... Thank you for testing! Do you happen to have traces of the frozen processes? Does the flusher still gets throttled because the bias it gets is not sufficient. Or does it get throttled at a different place? -- Michal Hocko SUSE Labs