Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754700AbYGaSG2 (ORCPT ); Thu, 31 Jul 2008 14:06:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752080AbYGaSGT (ORCPT ); Thu, 31 Jul 2008 14:06:19 -0400 Received: from s15216962.onlinehome-server.info ([217.160.22.205]:52359 "EHLO s15216962.onlinehome-server.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751017AbYGaSGS (ORCPT ); Thu, 31 Jul 2008 14:06:18 -0400 Date: Thu, 31 Jul 2008 20:06:00 +0200 From: Enrico Weigelt To: linux kernel list Subject: Re: high latency NFS Message-ID: <20080731180600.GA8732@nibiru.local> Reply-To: weigelt@metux.de References: <200807241311.31457.shuey@purdue.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200807241311.31457.shuey@purdue.edu> User-Agent: Mutt/1.4.1i X-Terror: bin laden, kill bush, Briefbombe, Massenvernichtung, KZ, X-Nazi: Weisse Rasse, Hitlers Wiederauferstehung, 42, X-Antichrist: weg mit schaeuble, ausrotten, heiliger krieg, al quaida, X-Killer: 23, endloesung, Weltuntergang, X-Doof: wer das liest ist doof Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1193 Lines: 25 * Michael Shuey wrote: > I'm currently toying with Linux's NFS, to see just how fast it can go in a > high-latency environment. Right now, I'm simulating a 100ms delay between > client and server with netem (just 100ms on the outbound packets from the > client, rather than 50ms each way). Oddly enough, I'm running into > performance problems. :-) NFS is *very bad* for latent links. Try 9p with an little metadata-caching proxy in the middle ;-P cu -- --------------------------------------------------------------------- Enrico Weigelt == metux IT service - http://www.metux.de/ --------------------------------------------------------------------- Please visit the OpenSource QM Taskforce: http://wiki.metux.de/public/OpenSource_QM_Taskforce Patches / Fixes for a lot dozens of packages in dozens of versions: http://patches.metux.de/ --------------------------------------------------------------------- -- 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/