From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andy Smith Subject: Re: HBA Adaptor advice Date: Fri, 20 May 2011 02:08:53 +0000 Message-ID: <20110520020853.GC4759@bitfolk.com> References: <4DD50C89.8060006@wildgooses.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <4DD50C89.8060006@wildgooses.com> Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org List-Id: linux-raid.ids Hi Ed, On Thu, May 19, 2011 at 01:26:49PM +0100, Ed W wrote: > Ideally I would like a controller with writeback cache and BBU since > whilst this office machine is likely quite underused, for any sensible > amount of IO (some of the other machines we might upgrade) this seems to > give a 10-100x increase in IOPs? For the moment it's just a nice to > have though Are there actually any HBAs that have BBU without using their RAID features? I'd like to stop using hardware RAID but I can't give up the BBU and write cache. Cheers, Andy