From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754598Ab3AKBqg (ORCPT ); Thu, 10 Jan 2013 20:46:36 -0500 Received: from talus.maths.usyd.edu.au ([129.78.68.1]:50344 "EHLO talus.maths.usyd.edu.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754056Ab3AKBqf (ORCPT ); Thu, 10 Jan 2013 20:46:35 -0500 X-smtpdoor-from: psz@maths.usyd.edu.au X-smtpdoor-want-Message-ID: <201301110146.r0B1kF4T032208@como.maths.usyd.edu.au> Date: Fri, 11 Jan 2013 12:46:15 +1100 From: paul.szabo@sydney.edu.au Message-Id: <201301110146.r0B1kF4T032208@como.maths.usyd.edu.au> To: dave@linux.vnet.ibm.com Subject: Re: [RFC] Reproducible OOM with partial workaround Cc: 695182@bugs.debian.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org In-Reply-To: <50EF6A2C.7070606@linux.vnet.ibm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Dear Dave, > ... I don't believe 64GB of RAM has _ever_ been booted on a 32-bit > kernel without either violating the ABI (3GB/1GB split) or doing > something that never got merged upstream ... Sorry to be so contradictory: psz@como:~$ uname -a Linux como.maths.usyd.edu.au 3.2.32-pk06.10-t01-i386 #1 SMP Sat Jan 5 18:34:25 EST 2013 i686 GNU/Linux psz@como:~$ free -l total used free shared buffers cached Mem: 64446900 4729292 59717608 0 15972 480520 Low: 375836 304400 71436 High: 64071064 4424892 59646172 -/+ buffers/cache: 4232800 60214100 Swap: 134217724 0 134217724 psz@como:~$ (though I would not know about violations). But OK, I take your point that I should move with the times. Cheers, Paul Paul Szabo psz@maths.usyd.edu.au http://www.maths.usyd.edu.au/u/psz/ School of Mathematics and Statistics University of Sydney Australia