setting up nfs

Derek Atkins warlord at MIT.EDU
Thu Jul 26 19:54:48 EDT 2001


Yea, except neither NFS nor CIFS provides any level of
network security.  Be sure your NetApp is behind a VERY
good firewall!

-derek

"Jack Coats" <Jack at coats.org> writes:

> Even though Network Appliance is high $$ equipment, they have some
> good white papers available on their web site about NFS and CIFS
> I/O of various kinds.  Even some 'benchmarks' that compare raw I/O
> to their NFS mounted I/O using their WAFFLE file system (internal
> to Netapp use only, it looks 'normal' to the outside world).
> 
> -----Original Message-----
> From: owner-discuss at Blu.Org [mailto:owner-discuss at Blu.Org]On Behalf Of
> Joel Gwynn
> Sent: Thursday, July 26, 2001 4:00 PM
> To: discuss at Blu.Org
> Subject: Re: setting up nfs
> 
> 
> Thanks for all the educational responses.  I get it, I get it.  I'm
> looking into
> openafs.
> 
> Jerry Feldman wrote:
> 
> > I would have thought that it would even be longer. Assuming your host
> > provider's LAN was 100Mbps, and T1 is 1.5Mbps.
> > But, not only are you bottolenecking the diskio, you are throwing
> > significant additional traffic onto the slower line which affects
> other users
> > of that line.
> >
> > When properly configured and managed, NFS (or more generically a
> > network file system) can be very efficient. Your file server itself
> should
> > have relatively fast drives and relatively low use for other purposes.
> Users
> > should be spread around different subnets, but the server should have
> > multiple NICs such that network disk I/O does not cross routers.
> >
> > On 26 Jul 2001, at 11:26, Scott Lanning wrote:
> >
> > > At work, our host provider temporarily switched a development
> machine
> > > to use NFS over a T1, and as a result MySQL queries would take 10
> > > times longer than usual (or longer). And when trying to list
> > > directories, it would occasionally give NFS errors indicating
> > > that NFS wasn't responding.
> >
> > Jerry Feldman <gaf at blu.org>
> > Associate Director
> > Boston Linux and Unix user group
> > http://www.blu.org
> > -
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> 
> --
> ========[Joel-Gwynn]-[joelman at joelman.com]=======
> A train station is where a train stops.
> A bus station is where a bus stops.
> So now you know why they call this a workstation.
> 
> 
> 
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-- 
       Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
       Member, MIT Student Information Processing Board  (SIPB)
       URL: http://web.mit.edu/warlord/    PP-ASEL-IA     N1NWH
       warlord at MIT.EDU                        PGP key available
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