From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756235AbXIWMum (ORCPT ); Sun, 23 Sep 2007 08:50:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752997AbXIWMug (ORCPT ); Sun, 23 Sep 2007 08:50:36 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:48161 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752208AbXIWMuf (ORCPT ); Sun, 23 Sep 2007 08:50:35 -0400 From: "Rafael J. Wysocki" To: "Christian P. Schmidt" Subject: Re: Memory allocation problem with 2.6.22 after suspend/resume cycle Date: Sun, 23 Sep 2007 15:03:47 +0200 User-Agent: KMail/1.9.5 Cc: linux-kernel@vger.kernel.org, Pavel Machek , Len Brown References: <46F53793.3020102@digadd.de> <200709230000.09722.rjw@sisk.pl> <46F65E56.8090701@digadd.de> In-Reply-To: <46F65E56.8090701@digadd.de> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200709231503.47727.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sunday, 23 September 2007 14:38, Christian P. Schmidt wrote: > Rafael J. Wysocki wrote: > > On Saturday, 22 September 2007 17:41, Christian P. Schmidt wrote: > >> Hi all, > >> > >> I'm having a strange problem, of course not reproducible. Sometimes > >> after a suspend (to ram) and resume cycle, the kernel will try to free > >> all memory. This means, all running applications are flushed to swap (as > >> long as it is available), caches and buffers stay at around 15MB each. > >> > >> The following video (traded quality for bandwidth) shows what happens on > >> the way from no swap to "swapon -a" (that's the unreadable thing in the > >> small shell): http://digadd.de/swapping.avi > >> > >> The system: > >> Linux dnnote 2.6.22.5 #1 SMP PREEMPT Sat Aug 25 18:39:21 AST 2007 x86_64 > >> Intel(R) Core(TM)2 CPU T7400 @ 2.16GHz GenuineIntel GNU/Linux > > > > Are you using an ATI binary graphics driver? > > Yes. I do not (yet) have a choice... can't wait for the open source drivers. That, most probably, is the source of the problem. Please see: http://bugzilla.kernel.org/show_bug.cgi?id=8943 > >> A 32bit Kernel is unable to suspend/resume at all. No idea why. dmesg > >> shows nothing, logs show nothing. Any ideas for debugging are welcome. > > > > Well, that's interesting. > > > > Can you try in the minimal configuration (ie. boot with init=/bin/bash, > > mount /sys, mount /proc and run "echo mem > /sys/power/disk)? > > Which? the 32bit or the 64bit? 32-bit, but please do that without the ATI driver. Greetings, Rafael