> Message: 5
> Date: Tue, 2 Nov 2004 22:32:07 +0100
> From: Peter Klaver <email@hidden>
> Subject: Re: Slow MPI performance with dual processors?
> To: "email@hidden" <email@hidden>
> Message-ID: <p05111a00bdadac7da06e@[10.0.0.150]>
> Content-Type: text/plain; charset="us-ascii" ; format="flowed"
>
> Hi Craig,
>
>> I wonder if someone has run into this before.
>
> Yes, I have when I was trying MPICH (with Absoft then I believe). I
> never got to the bottom of the problem, but switching to LAM-MPI
> solved it for me. Which flavour of MPI are you using?
>
> kind greets,
> Peter
Thanks to Peter and the other folks who responded. I had been using MPICH.
I just switched to LAM-MPI and the slowdown is gone!!
Craig
--
Dr. Craig Hunter
NASA Langley Research Center
AAAC/Configuration Aerodynamics Branch
email@hidden (new!!)
(757) 864-3020
(Dual G4 - OS X)
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