From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vladislav Bolkhovitin Subject: Re: Linux I/O subsystem performance Date: Tue, 24 Aug 2010 21:51:38 +0400 Message-ID: <4C7406AA.7080308@vlnb.net> References: <4C701E08.2020005@vlnb.net> <1282423398.3015.39.camel@mulgrave.site> <1282508953.3042.102.camel@mulgrave.site> <4C727BEB.9020100@scalableinformatics.com> <20100824072557.GK2804@reaktio.net> <4C73DA91.9040101@vlnb.net> <20100824145522.GQ12892@parisc-linux.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20100824145522.GQ12892@parisc-linux.org> Sender: linux-kernel-owner@vger.kernel.org To: Matthew Wilcox Cc: Pasi K?rkk?inen , Chetan Loke , Bart Van Assche , linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, James Bottomley , scst-devel List-Id: linux-scsi@vger.kernel.org Matthew Wilcox, on 08/24/2010 06:55 PM wrote: > On Tue, Aug 24, 2010 at 06:43:29PM +0400, Vladislav Bolkhovitin wrote: >> Also it looks very suspicious why nobody even tried to match that >> Microsoft/Intel record, even Intel itself who closely works with Linux >> community in the storage area and could do it using the same hardware. > > You seem to be under the impression that "Intel" is some monolithic > entity. Despite working with six different storage& performance > groups within Intel, I have no idea what record you're referring to, > nor what hardware it was accomplished with. It is http://communities.intel.com/community/wired/blog/2010/04/22/1-million-iops-how-about-125-million > Even if I did, I wouldn't > know which group within Intel to contact to see if they still have > the setup. Then I'd have to convince them that it's in their interest > to try to replicate this on Linux. And I'd have to be prepared to sink > a considerable quantity of my time into it ... which I don't have. Sorry if it looked like I was blaming you. I just was wondering why Intel developed Linux drivers for those network adapters and isn't interested to similarly demonstrate their performance on Linux. Vlad