[Beowulf] automount on high ports

Scott Atchley atchley at myri.com
Wed Jul 2 11:32:54 EDT 2008


On Jul 2, 2008, at 10:09 AM, Gerry Creager wrote:

>> Although I believe Lustre's robustness is very good these days, I  
>> do not believe that it will not work in your setting. I think that  
>> they currently do not recommend mounting a client on a node that is  
>> also working as a server as you are doing with NFS. I believe it is  
>> due to memory contention leading to deadlock.
>
> Lustre is good enough that it's the parallel FS at TACC for the  
> Ranger cluster.  And, I've had no real problems as a user thereof.   
> We're brining up glustre on our new cluster here ( <flamebait>  
> CentOS/RHEL5, not debian </flamebait>).  We looked at zfs but didn't  
> have sufficient experience to go that path.

I believe that all the large DOE labs are using Lustre and would not  
if it were not reliable. My only concern was Carsten not having  
dedicated server nodes and mounting directly on those nodes.

I may be off-base and hopefully one of the Lustre/SUN people might  
correct me if so. :-)

Scott
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