[MPICH] MPI Won't Write to PVFS2

[Erich Peterson]

Ahhhhh. That would explain it! Thanks.

> Date: Thu, 19 Apr 2007 09:42:52 -0500> To: erichpeterson at hotmail.com> CC: mpich-discuss at mcs.anl.gov> Subject: Re: [MPICH] MPI Won't Write to PVFS2> From: robl at mcs.anl.gov> > On Wed, Apr 18, 2007 at 07:43:54PM -0500, Erich Peterson wrote:> > I am trying to call MPI_Write_shared, if I run my program within> > my Linux filesystem everything runs fine. If I run it on PVFS2 it> > throws a MPI::Exception. I don't think it is the permissions on> > the directories, and I did configure MPICH2 to install ROMIO to> > work with PVFS2 (e.g. --with-pvfs2).> > > > Does anyone have any idea why this is?> > The shared file pointer routines are not supported on a few file> systems, including PVFS v2. MPI-IO Atomic mode isn't supported> either. > > ==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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