Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262494AbVCaCkV (ORCPT ); Wed, 30 Mar 2005 21:40:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262496AbVCaCkV (ORCPT ); Wed, 30 Mar 2005 21:40:21 -0500 Received: from fire.osdl.org ([65.172.181.4]:41689 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S262494AbVCaCkR (ORCPT ); Wed, 30 Mar 2005 21:40:17 -0500 Date: Wed, 30 Mar 2005 18:39:57 -0800 From: Andrew Morton To: Lee Revell Cc: trond.myklebust@fys.uio.no, mingo@elte.hu, linux-kernel@vger.kernel.org Subject: Re: NFS client latencies Message-Id: <20050330183957.2468dc21.akpm@osdl.org> In-Reply-To: <1112236017.26732.4.camel@mindpipe> References: <1112137487.5386.33.camel@mindpipe> <1112138283.11346.2.camel@lade.trondhjem.org> <1112192778.17365.2.camel@mindpipe> <1112194256.10634.35.camel@lade.trondhjem.org> <20050330115640.0bc38d01.akpm@osdl.org> <1112217299.10771.3.camel@lade.trondhjem.org> <1112236017.26732.4.camel@mindpipe> X-Mailer: Sylpheed version 0.9.7 (GTK+ 1.2.10; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 663 Lines: 16 Lee Revell wrote: > > > Yes. Together with the radix tree-based sorting of dirty requests, > > that's pretty much what I've spent most of today doing. Lee, could you > > see how the attached combined patch changes your latency numbers? > > > > Different code path, and the latency is worse. See the attached ~7ms > trace. Is a bunch of gobbledygook. Hows about you interpret it for us? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/