31 Oct
2007
31 Oct
'07
11:34 a.m.
On Wed, Oct 31, 2007 at 10:36:48AM -0500, Pavan Balaji wrote:
Yes, it is NFS. In that case, should we officially drop support for NFS?
I'd love to, but no. shared file pointers on NFS require group-wide locking. This situation is particularly problematic for NFS, but not impossible. For lots of other MPI-IO workloads (but not all, as we've seen) NFS is adequate. ==rob -- Rob Latham Mathematics and Computer Science Division A215 0178 EA2D B059 8CDF Argonne National Lab, IL USA B29D F333 664A 4280 315B