From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from ns1.suse.de ([195.135.220.2] helo=mx1.suse.de) by bombadil.infradead.org with esmtps (Exim 4.68 #1 (Red Hat Linux)) id 1KJA7Y-0000PY-As for kexec@lists.infradead.org; Wed, 16 Jul 2008 16:44:57 +0000 Received: from Relay2.suse.de (relay-ext.suse.de [195.135.221.8]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.suse.de (Postfix) with ESMTP id 57AE34185F for ; Wed, 16 Jul 2008 18:44:50 +0200 (CEST) Date: Wed, 16 Jul 2008 18:45:32 +0200 From: Bernhard Walle Subject: Re: problems in kdump kernel if 'maxcpus=1' not specified? Message-ID: <20080716184532.4ee555e2@halley.suse.de> In-Reply-To: <20080716163404.GD711@redhat.com> References: <487D49DC.8040209@sgi.com> <20080716151240.GB711@redhat.com> <20080716172601.76338aae@halley.suse.de> <20080716163404.GD711@redhat.com> Mime-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: kexec-bounces@lists.infradead.org Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: kexec@lists.infradead.org * Vivek Goyal [2008-07-16 12:34]: > > On Wed, Jul 16, 2008 at 05:26:01PM +0200, Bernhard Walle wrote: > > * Vivek Goyal [2008-07-16 11:12]: > > > > > > You need to dive deeper to find out what is taking so much of time. > > > > I think the main difference are the huge memory gaps usual on IA64 > > systems. makedumpfile processes each PFN sequentially when creating the > > 1st bitmap. > > By memory gaps you mean large amount of memory? No, the whole system memory mappend (beside of boot memory) beyond 1^32. Like (from /proc/iomem): 6000100000-60003fffff : System RAM 6003000000-6033dfffff : System RAM 6033e00000-6043ffffff : System RAM 6044000000-6045b9efff : System RAM 6045b9f000-60f7ffdfff : System RAM 16000100000-160003fffff : System RAM 16003000000-16033dfffff : System RAM ... Bernhard -- Bernhard Walle, SUSE LINUX Products GmbH, Architecture Development _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec