From owner-freebsd-net Mon Jan 24 9:37:32 2000 Delivered-To: freebsd-net@freebsd.org Received: from mx01-ext.netapp.com (mx01-ext.netapp.com [198.95.224.34]) by hub.freebsd.org (Postfix) with SMTP id 618B81597C for ; Mon, 24 Jan 2000 09:36:35 -0800 (PST) (envelope-from jeff.mohler@netapp.com) Received: (qmail 13945 invoked from network); 24 Jan 2000 17:38:48 -0000 Received: from herra.netapp.com (HELO herra.corp.netapp.com) (198.95.224.184) by mx01-ext.netapp.com with SMTP; 24 Jan 2000 17:38:48 -0000 Received: from tahoe.corp.netapp.com (tahoe.netapp.com [10.10.10.112]) by herra.corp.netapp.com (8.9.3/8.9.3/NTAP-1.0) with ESMTP id JAA14160; Mon, 24 Jan 2000 09:36:24 -0800 (PST) Received: by tahoe.corp.netapp.com with Internet Mail Service (5.5.2650.21) id ; Mon, 24 Jan 2000 09:36:21 -0800 Message-ID: <242EA98B2B7DD311985A0090277AED5101355B79@CLEARCREEK.corp.netapp.com> From: "Mohler, Jeff" To: "'Weyrich Computing Consulting'" Cc: "'freebsd-net@freebsd.org'" Subject: RE: NFS Performance Date: Mon, 24 Jan 2000 09:42:29 -0800 MIME-Version: 1.0 X-Mailer: Internet Mail Service (5.5.2650.21) Content-Type: text/plain; charset="iso-8859-1" Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Yes, Network Appliance boxes are not actual servers, just network attached data. The only way in or out is via NFS or CIFS. -----Original Message----- From: Weyrich Computing Consulting [mailto:weyrich@goodnet.com] Sent: Monday, January 24, 2000 9:35 AM To: Mohler, Jeff Cc: 'freebsd-net@freebsd.org' Subject: Re: NFS Performance My first reaction is to question your premise that you need to use NFS to do this -- running find into a cpio pipe across the network is much more efficient, since individual file operations are not being done across the network. orville. On Mon, 24 Jan 2000, Mohler, Jeff wrote: > Date: Mon, 24 Jan 2000 09:13:58 -0800 > From: "Mohler, Jeff" > To: "'freebsd-net@freebsd.org'" > Subject: NFS Performance > > Greetings: > > I need to use a Fbsd box to do a 1Tb data migration via NFS between two NetApp > boxes, and unfortunately the NetApp tools such as 'vol copy' are not applicable. > > Ive used Fbsd for years, but have never thought much about tuning NFS for > maximum thruput. > > I hope to be using the Alteon Gig-E card(s) in the Fbsd box, this is a > P3/550/256Mb system. > > Questions: > > 1) Will the box perform better with ONE card doing reads from one box, and the > other writing to the destination filer? Or one card doing both. (mainly a > question about how will the data work best..across the bus, or within the same > card during the Xfer) > > 2) Specific kernel tricks to enhance data movement. The data set isnt all > large files, but a large free WWW hosting site, tons of small files as well as > www server logs for thousands of virtual servers. > > 3) Can anyone reccomend perhaps a better card than the Alteon? We stopped > using the Alteon at NetApp because of it's overall dismal performance. The > Intel GigE card would be quite nice..if I had a choice. > > Thanks > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-net" in the body of the message > ------------------------------------------------------------------- Orville R. Weyrich, Jr. Weyrich Computer Consulting mailto:orville@weyrich.com KD7HJV http://www.weyrich.com ------------------------------------------------------------------- Visit our online collection of book reviews: http://www.weyrich.com/book_reviews/ Ask about our world wide web services! ------------------------------------------------------------------- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message