parallel netcdf on BG, colons in filenames?
Robert Latham
robl at mcs.anl.gov
Sat Nov 11 15:10:05 CST 2006
On Sat, Nov 11, 2006 at 11:14:12AM -0700, John Michalakes wrote:
> The only difference is colons characters in the file name. Any
> ideas? (aside from the obvious, don't put colons in file names :-)
Hi John
You aren't the first one to run into this one. This is not *exactly*
a pnetcdf issue, but rather a way that pnetcd interacts with the
underlying MPI-IO implementation. In this particular case, you are
using a ROMIO-based implementation, which looks for the ':' character.
If you really need to use the : character in your file name, prefix
the name with 'ufs:', 'pvfs2:', or 'nfs:', depending on the file
sytem.
The README for parallel-netcdf has more information.
Hope that makese sense. Let me know if you want even more
information.
==rob
--
Rob Latham
Mathematics and Computer Science Division A215 0178 EA2D B059 8CDF
Argonne National Lab, IL USA B29D F333 664A 4280 315B
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