From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1031230AbXDZOtK (ORCPT ); Thu, 26 Apr 2007 10:49:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1031233AbXDZOtJ (ORCPT ); Thu, 26 Apr 2007 10:49:09 -0400 Received: from holomorphy.com ([66.93.40.71]:45151 "EHLO holomorphy.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1031230AbXDZOtI (ORCPT ); Thu, 26 Apr 2007 10:49:08 -0400 Date: Thu, 26 Apr 2007 07:49:31 -0700 From: William Lee Irwin III To: Christoph Lameter Cc: Nick Piggin , "Eric W. Biederman" , linux-kernel@vger.kernel.org, Mel Gorman , David Chinner , Jens Axboe , Badari Pulavarty , Maxim Levitsky Subject: Re: [00/17] Large Blocksize Support V3 Message-ID: <20070426144931.GG19966@holomorphy.com> References: <20070424222105.883597089@sgi.com> <46303A98.9000605@yahoo.com.au> <46304C74.9040304@yahoo.com.au> <46305177.7060102@yahoo.com.au> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: The Domain of Holomorphy User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 26 Apr 2007, Nick Piggin wrote: >> Block size > page cache size. On Thu, Apr 26, 2007 at 12:22:42AM -0700, Christoph Lameter wrote: > But what do you mean with it? A block is no longer a contiguous section of > memory. So you have redefined the term. AIUI a block is a contiguous section of disk, not memory, with further qualifications. On Thu, 26 Apr 2007, Nick Piggin wrote: >> You guys have a couple of problems, firstly you need to have ia64 >> filesystems accessable to x86_64. And secondly you have these controllers >> without enough sg entries for nice sized IOs. On Thu, Apr 26, 2007 at 12:22:42AM -0700, Christoph Lameter wrote: > This is not sgi specific sorry. Throw Oracle in the mix. I expect other IHV's and ISV's are also interested, but probably need to be asked in some way to which they're more easily able to respond, as their minions are not necessarily reading this thread. It's a relatively broad point of interest. -- wli