[Beowulf] network filesystem

John Hearns john.hearns at streamline-computing.com
Sun Mar 4 17:59:09 EST 2007


Chris Samuel wrote:
> On Mon, 5 Mar 2007, Mark Hahn wrote:
> 
>> why V4?
>> - security.  within a cluster, I don't see the point to, say, kerberos.
> 
> Agreed, not to mention all the pain of trying to get Kerberos tickets passed 
> through the queueing system and the fact that if you're running a 3 month job 
> it's going to be quite hard to persuade your Kerberos admin to let you be 
> able to create a ticket that lasts that long..
> 
Purely as a point of interest, since high energy physics labs use AFS 
(and hence kerberos) they have already faced this one.
The ticket is extended when a batch job is submitted:
http://services.web.cern.ch/services/afs/arc.html#SECTION00040000000000000000
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