[CentOS] Is GFS for HPC?

[Jens Larsson]

> > Just curious if GFS can be used in a HPC environment, like GPFS or 
> > Oracle OCFS2?

> I don't think so. Comments from people in the HPC-business indicate that 
> it doesn't scale to the number of nodes that typically forms these kinds 
> of environments.
> 
> NFS still rulez there, together with more (ISILON/Panasas) or less (SUN) 
> specialized NFS-serving-gear.
> Rainer

NFS (<4.1) doesn't scale either. I would say that GPFS and Lustre is more 
usable than NFS in an HPC environment. You need a parallell file system 
when the data rates gets higher. But much depends on the I/O-profile of 
the jobs.

/jens

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Jens Larsson, NSC, Linköpings universitet, SE-58183 LINKÖPING, SWEDEN
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