[Beowulf] Building new cluster - estimate

Perry E. Metzger perry at piermont.com
Wed Aug 6 15:44:23 EDT 2008

"Robert G. Brown" <rgb at phy.duke.edu> writes:
> Once upon a time, running NFS in a LAN that wasn't controlled at the
> port level was basically openly inviting anyone that could plug into a
> wired port to have open access to all exported files, and I'm not sure
> that has fundamentally changed as to change it would be very difficult.

NFSv4 changes the security situation a bunch, but it is not widely
implemented and deployed. One can also use IPSec with NFSv3 --
appropriate IPSec policies will assure that you get reasonable
security, at the price of some performance because of the crypto.

Perry E. Metzger		perry at piermont.com
Beowulf mailing list, Beowulf at beowulf.org
To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf

More information about the Beowulf mailing list