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<body>Ahhhhh. That wold explain it! Thanks.<BR><BR><BR><BR>
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> Date: Thu, 19 Apr 2007 09:42:52 -0500<BR>> To: erichpeterson@hotmail.com<BR>> CC: mpich-discuss@mcs.anl.gov<BR>> Subject: Re: [MPICH] MPI Won't Write to PVFS2<BR>> From: robl@mcs.anl.gov<BR>> <BR>> On Wed, Apr 18, 2007 at 07:43:54PM -0500, Erich Peterson wrote:<BR>> > I am trying to call MPI_Write_shared, if I run my program within<BR>> > my Linux filesystem everything runs fine. If I run it on PVFS2 it<BR>> > throws a MPI::Exception. I don't think it is the permissions on<BR>> > the directories, and I did configure MPICH2 to install ROMIO to<BR>> > work with PVFS2 (e.g. --with-pvfs2).<BR>> > <BR>> > Does anyone have any idea why this is?<BR>> <BR>> The shared file pointer routines are not supported on a few file<BR>> systems, including PVFS v2. MPI-IO Atomic mode isn't supported<BR>> either. <BR>> <BR>> ==rob<BR>> <BR>> -- <BR>> Rob Latham<BR>> Mathematics and Computer Science Division A215 0178 EA2D B059 8CDF<BR>> Argonne National Lab, IL USA B29D F333 664A 4280 315B<BR><br /><hr />Connect to the next generation of MSN Messenger <a href='http://imagine-msn.com/messenger/launch80/default.aspx?locale=en-us&source=wlmailtagline' target='_new'>Get it now! </a></body>
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