In addition, if you write an mpi program that actually uses parallel I/O, your performance numbers will increase even more.
Becky On Tue, Jun 21, 2011 at 9:05 AM, Emmanuel Florac <[email protected]>wrote: > Le Tue, 21 Jun 2011 13:43:35 +0200 > belcampo <[email protected]> écrivait: > > > Installed the pvfs2-client part on the fat client and it does scale > > well. rsync throughput is 114Mb/s > > Yes, rsync is notoriously underperforming on PVFS, because it splits > data in too small chunks I suppose (with GbE I've got only ~25/30 MB/s). > > > pvfs2-cp throughput is 165Gb/s > > and even over pvfs2fuse does 165Gb/s > > You mean Mb/s, right ? :) > > -- > ------------------------------------------------------------------------ > Emmanuel Florac | Direction technique > | Intellique > | <[email protected]> > | +33 1 78 94 84 02 > ------------------------------------------------------------------------ > > _______________________________________________ > Pvfs2-users mailing list > [email protected] > http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users > -- Becky Ligon OrangeFS Support and Development Omnibond Systems Anderson, South Carolina
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