From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 28 Sep 2001 14:23:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 28 Sep 2001 14:23:08 -0400 Received: from elin.scali.no ([62.70.89.10]:44560 "EHLO elin.scali.no") by vger.kernel.org with ESMTP id ; Fri, 28 Sep 2001 14:22:57 -0400 Message-ID: <3BB4BF1F.B333625B@scali.no> Date: Fri, 28 Sep 2001 20:19:11 +0200 From: Steffen Persvold X-Mailer: Mozilla 4.76 [en] (X11; U; Linux 2.4.2-2 i686) X-Accept-Language: en MIME-Version: 1.0 To: lkml Subject: mm: critical shortage of bounce buffers Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi list members, I've recently encountered the following message on a machine running RedHat's 2.4.3-12 kernel : "mm: critical shortage of bounce buffers" I've searched through the kernel sources, but my 'find' just can't locate this string anywhere. Why does this message appear (apparently during high network load with the intel eepro100 driver or e1000 driver). Is bounce buffers really in use on a x86 machine with 2GB of RAM (normal smp RedHat kernel, not enterprise)?? I appreciate any feedback. Thanks, -- Steffen Persvold | Scalable Linux Systems | Try out the world's best mailto:sp@scali.no | http://www.scali.com | performing MPI implementation: Tel: (+47) 2262 8950 | Olaf Helsets vei 6 | - ScaMPI 1.12.2 - Fax: (+47) 2262 8951 | N0621 Oslo, NORWAY | >300MBytes/s and <4uS latency