Re: sgi
On Wed, 2005-10-19 at 18:35 +0000, Konstantinos P wrote:
> Adam C Powell IV wrote:
>
> >Indeed, PVM can also run a single parallel job across a heterogeneous
> >cluster. But I know that mpich can't do that for MPI parallel jobs
> >(http://bugs.debian.org/31779), and I don't believe lam can either.
> >
> >
> I have never use MPI in heterogeneous clusters, but what about
> specifying the architecture
> using the arch argument of mpiexec?
> The mpiexec manual page in the LAM MPI distribution says that the user
> can specify
> the architecture using this argument.
> If you use LAM you can check your architecture string with laminfo. For
> example in my computer
> this returns i386-pc-linux-gnu. In case of SGI wouldn't this return
> something like mips-sgi-linux-gnu?
> If this is true would still be a problem to use MPI in a heterogeneous
> cluster?
Sounds like I stand corrected regarding LAM. But MPICH does not have
mpiexec, though mpich2 does (not yet a Debian package), so I don't think
mpich can do this.
Thanks,
-Adam
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