On Wed, Jan 13, 2010 at 05:14:39PM -0500, Milo wrote: > We've tried two applications: LANL's mpi_io_test > (http://institutes.lanl.gov/data/software/src/mpi-io/README_20.pdf), > and the IOR benchmark. Both are running through the mpich2 library, > compiled with PVFS2 support. In other words, we're connecting to > pvfs2 with mpi rather than through a kernel module. We're using > version 2.8.1 of PVFS2, configured with a stripe size of 1 MB. The > mpi_io_test program is writing 1 MB objects.
Is that correct? If you stripe 1MB objects with a stripe size of 1MB you don't get a whole lot of parallelism, right? ==rob -- Rob Latham Mathematics and Computer Science Division Argonne National Lab, IL USA _______________________________________________ Pvfs2-users mailing list [email protected] http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users
