From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 17 Aug 2005 16:44:56 -0700 From: Andrew Morton Subject: Re: pagefault scalability patches Message-Id: <20050817164456.77e8b85e.akpm@osdl.org> In-Reply-To: References: <20050817151723.48c948c7.akpm@osdl.org> <20050817163030.15e819dd.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Christoph Lameter Cc: torvalds@osdl.org, hugh@veritas.com, piggin@cyberone.com.au, linux-mm@kvack.org List-ID: Christoph Lameter wrote: > > On Wed, 17 Aug 2005, Andrew Morton wrote: > > > With what workload, on what hardware? > > This is the page fault scalability test that I posted last year with the > first edition of this patchset. Hardware is Itanium with 256 nodes > otherwise I would not have been able to test up to 512 processors. We forget things easily - please don't expect us to remember what that test did. What did it do? The decreases in system CPU time for the single-threaded case are extraordinarily high. What's going on? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org