From owner-freebsd-chat Mon Sep 23 14:14:53 2002 Delivered-To: freebsd-chat@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id A86EB37B401 for ; Mon, 23 Sep 2002 14:14:52 -0700 (PDT) Received: from scaup.mail.pas.earthlink.net (scaup.mail.pas.earthlink.net [207.217.120.49]) by mx1.FreeBSD.org (Postfix) with ESMTP id 1457543E6A for ; Mon, 23 Sep 2002 14:14:52 -0700 (PDT) (envelope-from tlambert2@mindspring.com) Received: from pool0267.cvx21-bradley.dialup.earthlink.net ([209.179.193.12] helo=mindspring.com) by scaup.mail.pas.earthlink.net with esmtp (Exim 3.33 #1) id 17taXS-0002e9-00; Mon, 23 Sep 2002 14:14:42 -0700 Message-ID: <3D8F8401.E77A5DA9@mindspring.com> Date: Mon, 23 Sep 2002 14:13:37 -0700 From: Terry Lambert X-Mailer: Mozilla 4.79 [en] (Win98; U) X-Accept-Language: en MIME-Version: 1.0 To: Eric Anderson Cc: freebsd-chat@freebsd.org Subject: Re: FreeBSD NFS server using two NICs References: <3D8A3E52.2090202@centtech.com> <3D8A428B.B96FBE75@mindspring.com> <3D8A458B.2080608@centtech.com> <3D8A4B40.67C8E2A2@mindspring.com> <3D8F66AB.8020309@centtech.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-chat@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Eric Anderson wrote: > Clients are UDP.. UDP for NFS is evil. See the list archives for details. > > o Drop the read/write size to less than or equal to the > > amount of that can be sent in a single MTU. [ ... ] > Ok.. I'll give the read/write size shrinkage a try - Do you know what > should work? mtu's from ifconfig show 1500 - that seems awefully small. Make it all fit in one packet. I don't know what options, etc., you are using. I would suggest 1K (1024), so that it will fit in a single packet, even with some extra options set. 1500 is the standard MTU... if it looks small to you, you must have some really whacked-out hardware... and it must violate the ethernet standards. 8-). Feel free to switch to an 8K (8192) or large read/write size, *IF you use TCP instead of UDP*. -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-chat" in the body of the message