Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932407AbWH3Cam (ORCPT ); Tue, 29 Aug 2006 22:30:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932411AbWH3Cam (ORCPT ); Tue, 29 Aug 2006 22:30:42 -0400 Received: from pop5-1.us4.outblaze.com ([205.158.62.125]:39608 "HELO pop5-1.us4.outblaze.com") by vger.kernel.org with SMTP id S932407AbWH3Cal (ORCPT ); Tue, 29 Aug 2006 22:30:41 -0400 Subject: Re: megaraid_sas suspend ok, resume oops From: Nigel Cunningham To: Jeff Chua Cc: Jens Axboe , Sreenivas.Bagalkote@lsil.com, Sumant.Patro@lsil.com, jeff@garzik.org, lkml In-Reply-To: References: <20060829081518.GD12257@kernel.dk> <1156895131.3232.25.camel@nigel.suspend2.net> Content-Type: text/plain Date: Wed, 30 Aug 2006 12:30:14 +1000 Message-Id: <1156905015.3243.1.camel@nigel.suspend2.net> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1352 Lines: 33 Hi. On Wed, 2006-08-30 at 09:45 +0800, Jeff Chua wrote: > On 8/30/06, Nigel Cunningham wrote: > > > > Neither swsusp (as far as I know) or suspend2 support CONFIG_HIGHMEM64G > > at the moment, I'm afraid. > > > > It's not impossible, we just haven't seen it as a priority worth putting > > time into. Do you really have more than 4GB of RAM and want to suspend > > to disk? > > It'll be really "nice" to have. Currently all the production systems > simply shutdown all databases and applications and put systems to a > halt. But, I'm thinking of implementing suspend_to_disk instead of > shutdown the database and applications, so when power resumes, the > system can carry on where it was left off. Nice, very nice feature to > have. > It's "nice" because nobody has tried, and if this works, I don't see > why not use it for all machines in a data center. > > The DELL 2950 has 16GB of RAM, and will be running oracle database. Ok. I'll give it a go then, but I'll tell you now that it will probably take a while as I have a lot on my plate. Feel free to poke me :) Nigel - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/