From owner-freebsd-hackers@FreeBSD.ORG Fri Sep 26 08:18:09 2008 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7D48F106568F for ; Fri, 26 Sep 2008 08:18:09 +0000 (UTC) (envelope-from jdc@koitsu.dyndns.org) Received: from QMTA03.westchester.pa.mail.comcast.net (qmta03.westchester.pa.mail.comcast.net [76.96.62.32]) by mx1.freebsd.org (Postfix) with ESMTP id 298E08FC20 for ; Fri, 26 Sep 2008 08:18:08 +0000 (UTC) (envelope-from jdc@koitsu.dyndns.org) Received: from OMTA08.westchester.pa.mail.comcast.net ([76.96.62.12]) by QMTA03.westchester.pa.mail.comcast.net with comcast id KL0H1a0040Fqzac53LJ8AC; Fri, 26 Sep 2008 08:18:08 +0000 Received: from koitsu.dyndns.org ([67.180.253.227]) by OMTA08.westchester.pa.mail.comcast.net with comcast id KLJ71a0014v8bD73ULJ7cC; Fri, 26 Sep 2008 08:18:08 +0000 X-Authority-Analysis: v=1.0 c=1 a=6I5d2MoRAAAA:8 a=QycZ5dHgAAAA:8 a=shU0YM2z2wlRnnYB8ekA:9 a=-tc-E7POTj5uMGj4HiXgawpQzvYA:4 a=EoioJ0NPDVgA:10 a=LY0hPdMaydYA:10 Received: by icarus.home.lan (Postfix, from userid 1000) id CC0E0C9432; Fri, 26 Sep 2008 01:18:06 -0700 (PDT) Date: Fri, 26 Sep 2008 01:18:06 -0700 From: Jeremy Chadwick To: Danny Braniss Message-ID: <20080926081806.GA19055@icarus.home.lan> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) Cc: freebsd-hackers@freebsd.org, freebsd-stable@freebsd.org Subject: Re: bad NFS/UDP performance X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 26 Sep 2008 08:18:09 -0000 On Fri, Sep 26, 2008 at 10:04:16AM +0300, Danny Braniss wrote: > Hi, > There seems to be some serious degradation in performance. > Under 7.0 I get about 90 MB/s (on write), while, on the same machine > under 7.1 it drops to 20! > Any ideas? 1) Network card driver changes, 2) This could be relevant, but rwatson@ will need to help determine that. http://lists.freebsd.org/pipermail/freebsd-stable/2008-September/045109.html -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |