Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265244AbUAJQTc (ORCPT ); Sat, 10 Jan 2004 11:19:32 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265245AbUAJQTc (ORCPT ); Sat, 10 Jan 2004 11:19:32 -0500 Received: from pcp05127596pcs.sanarb01.mi.comcast.net ([68.42.103.198]:13702 "EHLO nidelv.trondhjem.org") by vger.kernel.org with ESMTP id S265244AbUAJQT2 convert rfc822-to-8bit (ORCPT ); Sat, 10 Jan 2004 11:19:28 -0500 Subject: Re: 2.6.0 NFS-server low to 0 performance From: Trond Myklebust To: Andi Kleen Cc: linux-kernel@vger.kernel.org In-Reply-To: References: <1cpDr-5az-11@gated-at.bofh.it> <1csrv-Er-9@gated-at.bofh.it> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Message-Id: <1073751567.1146.47.camel@nidelv.trondhjem.org> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.5 Date: Sat, 10 Jan 2004 11:19:27 -0500 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 855 Lines: 23 P? lau , 10/01/2004 klokka 11:08, skreiv Andi Kleen: > Trond Myklebust writes: > > > The correct solution to this problem is (b). I.e. we convert mount to > > use TCP as the default if it is available. That is consistent with what > > all other modern implementations do. > > Please do that. Fragmented UDP with 16bit ipid is just russian roulette at > today's network speeds. I fully agree. Chuck Lever recently sent an update for the NFS 'mount' utility to Andries. Among other things, that update changes this default. We're still waiting for his comments. Cheers, Trond - 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/