[Paraview] Distributed Parallel File

Brad King brad.king at kitware.com
Thu Dec 16 08:09:46 EST 2004


Roland Schulz wrote:
> is it possilbe that each serial file out of a parallel file is only saved on 
> one of the nodes. How can one make sure that each node is trying to read the 
> correct one? Saving all serial files on a network file system makes the I/O 
> the bottleneck. 

When running in mpi mode this is the default if the output path is not 
on a shared disk.  The only restriction is that the path be the same on 
all the local disks.  If you read it back in using the same set of nodes 
then each node should only need to read data from the file it wrote.

-Brad


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