From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Thu, 31 Jan 2008 18:26:00 +0000 (GMT) Received: from zcars04f.nortel.com ([47.129.242.57]:15810 "EHLO zcars04f.nortel.com") by ftp.linux-mips.org with ESMTP id S20027062AbYAaSZw (ORCPT ); Thu, 31 Jan 2008 18:25:52 +0000 Received: from zcarhxs1.corp.nortel.com (zcarhxs1.corp.nortel.com [47.129.230.89]) by zcars04f.nortel.com (Switch-2.2.6/Switch-2.2.0) with ESMTP id m0VIPiP17842 for ; Thu, 31 Jan 2008 18:25:44 GMT Received: from [47.130.24.28] ([47.130.24.28] RDNS failed) by zcarhxs1.corp.nortel.com with Microsoft SMTPSVC(6.0.3790.1830); Thu, 31 Jan 2008 13:25:13 -0500 Message-ID: <47A21286.3020009@nortel.com> Date: Thu, 31 Jan 2008 12:25:10 -0600 From: "Chris Friesen" User-Agent: Mozilla Thunderbird 1.0.2-6 (X11/20050513) X-Accept-Language: en-us, en MIME-Version: 1.0 To: linux-mips@linux-mips.org Subject: kexec on SMP mips64? Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 31 Jan 2008 18:25:13.0401 (UTC) FILETIME=[9EB93A90:01C86436] Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 18162 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: cfriesen@nortel.com Precedence: bulk X-list: linux-mips Hi all, We're starting work on an embedded highly-available product using dual Octeon cpus, and I'm looking into the possibility of using kexec/kdump as a "flight recorder" to dump fault information to a persistant storage location. I saw the patch adding initial support for kexec, but I was curious about the current status. Is anyone using kexec for mips64 SMP systems? Is it known to be broken? I'm just trying to get a feel for how much work might be involved. Thanks, Chris