From mboxrd@z Thu Jan 1 00:00:00 1970 From: Luca Berra Subject: Re: Re: [Consult-list] dm-multipath has great throughput but we'd like more! Date: Thu, 18 May 2006 09:27:50 +0200 Message-ID: <20060518072749.GC26035@percy.comedia.it> References: <1147935929.27006.57.camel@baggage> <1147936749.27006.59.camel@baggage> Reply-To: device-mapper development Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Return-path: Content-Disposition: inline In-Reply-To: <1147936749.27006.59.camel@baggage> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: rgautier@redhat.com, device-mapper development List-Id: dm-devel.ids On Thu, May 18, 2006 at 08:19:09AM +0100, Bob Gautier wrote: >On Thu, 2006-05-18 at 08:05 +0100, Bob Gautier wrote: >> Yesterday my client was testing of multipath load balancing and failover >> on a system running ext3 on a logical volume which comprises about ten >> SAN LUNs all reached using multipath in multibus mode over two QL2340 >> HBAs. > >Sorry, should have also said: RHEL4u3 x86_64 on DL385 with 16Gb memory > you could have added the storage model :) btw did you do any tuning (i.e. readhaead, scheduler) ? L. -- Luca Berra -- bluca@comedia.it Communication Media & Services S.r.l. /"\ \ / ASCII RIBBON CAMPAIGN X AGAINST HTML MAIL / \