From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 26 Jun 2001 08:55:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 26 Jun 2001 08:55:15 -0400 Received: from m169-mp1-cvx1a.col.ntl.com ([213.104.68.169]:60544 "EHLO [213.104.68.169]") by vger.kernel.org with ESMTP id ; Tue, 26 Jun 2001 08:55:08 -0400 To: Marcelo Tosatti Cc: , Subject: Re: VM tuning through fault trace gathering [with actual code] In-Reply-To: From: John Fremlin Date: 26 Jun 2001 13:54:30 +0100 In-Reply-To: (Marcelo Tosatti's message of "Mon, 25 Jun 2001 21:53:33 -0300 (BRT)") Message-ID: User-Agent: Gnus/5.090004 (Oort Gnus v0.04) XEmacs/21.1 (GTK) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Marcelo Tosatti writes: > On 25 Jun 2001, John Fremlin wrote: > > > > > Last year I had the idea of tracing the memory accesses of the system > > to improve the VM - the traces could be used to test algorithms in > > userspace. The difficulty is of course making all memory accesses > > fault without destroying system performance. [...] > Linux Trace Toolkit (http://www.opersys.com/LTT) does that. I dld the ltt-usenix paper and skim read it. It didn't seem to talk about page faults much. Where should I look? -- http://ape.n3.net From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: VM tuning through fault trace gathering [with actual code] References: From: John Fremlin Date: 26 Jun 2001 13:54:30 +0100 In-Reply-To: (Marcelo Tosatti's message of "Mon, 25 Jun 2001 21:53:33 -0300 (BRT)") Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-linux-mm@kvack.org Return-Path: To: Marcelo Tosatti Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: Marcelo Tosatti writes: > On 25 Jun 2001, John Fremlin wrote: > > > > > Last year I had the idea of tracing the memory accesses of the system > > to improve the VM - the traces could be used to test algorithms in > > userspace. The difficulty is of course making all memory accesses > > fault without destroying system performance. [...] > Linux Trace Toolkit (http://www.opersys.com/LTT) does that. I dld the ltt-usenix paper and skim read it. It didn't seem to talk about page faults much. Where should I look? -- http://ape.n3.net -- 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/