[Beowulf] A simple cluster
lindahl at pbm.com
Mon Jul 7 14:40:14 EDT 2008
On Sat, Jun 28, 2008 at 08:59:28PM +0100, Dan.Kidger at quadrics.com wrote:
> Greg wrote:
> > Many-core chips that look like a big x86 SMP don't look anything like
> > a GPU. With the addition of a few commuications primitives, MPI
> > will run even better on big x86 SMPs. All of the programming
> > approaches for GPUs and Clearspeed and historical array processors
> > are yucky compared to "high level language + MPI".
> Are you daring to suggest say that using MPI is not yucky ?
There are degrees of yuckyness.
Rewriting every line of my code to get it to work with an accellerator
is yuckier than parallelizing a code with MPI. Especially if my code is
already parallelized with MPI, with all the communication hidden in
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