Real Time

Greg Lindahl lindahl at
Tue Mar 6 14:44:47 PST 2001

On Tue, Mar 06, 2001 at 01:23:16PM -0800, Larry Lesser wrote:

> I am trying to find out if anyone has built a Beowulf on Mac G4s with a 
> real time operating system, MPI (any flavor) and Myrinet?

I believe that several of the vendors in the embedded systems market
sell systems like that.

I'm not so sure that a real time operating system coupled with MPI is
going to do that much good compared to Linux with MPI, since use of
MPI is going to blow away your hard real time guarantees. (Oh, darn,
bad CRC, we have to retransmit that packet...)

-- g

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