Date: Mon, 24 Jan 2000 10:35:12 -0700 (MST) From: Weyrich Computing Consulting <weyrich@goodnet.com> To: "Mohler, Jeff" <jeff.mohler@netapp.com> Cc: "'freebsd-net@freebsd.org'" <freebsd-net@FreeBSD.ORG> Subject: Re: NFS Performance Message-ID: <Pine.GSO.4.05.10001241033070.24185-100000@goodguy.goodnet.com> In-Reply-To: <242EA98B2B7DD311985A0090277AED5101355B73@CLEARCREEK.corp.netapp.com>
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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" <jeff.mohler@netapp.com> > To: "'freebsd-net@freebsd.org'" <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
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