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Re: [pooma-dev] Compile Time Problems and Pooma 2


From: Julian C. Cummings
Subject: Re: [pooma-dev] Compile Time Problems and Pooma 2
Date: Wed, 30 May 2001 15:25:36 -0700

Dave,

I don't have an account on chi, but I do have an account
on the Compaq TeraScale machine at Pittsburgh Supercomputing
Center.  It has the same Compaq Tru64 operating system, but
I don't think they have KCC installed.  I should probably
have a look at building Pooma 2 there using the Compaq compiler.
I might be able to help Lee with Pooma 1 issues, but it would
make more sense to get an account on your chi machine first.

Julian C.





---------- Original Message ----------------------------------
From: Dave Nystrom <address@hidden>
Date: Wed, 30 May 2001 09:58:58 -0600 (MDT)

>
>I agree that the numbers I reported imply something strange going on with our 
>SGI machine/compilers.  I thought it was strange enough that it should be
>reported to pooma-dev in case you guys had some insight into the problem that 
>I was missing.  I'm not really looking for a platform specific solution from
>you guys.  Actually, my data indicates a temporary work around for the SGI is 
>to just break up my files into much smaller files since the SGI C compiler
>seems to scale more like quadratic with the size of the .int.c files.  Of
>course I already have what I thought might be reasonable granularity there.
>The instantiation requests for the Pooma 2 assign functions are currently
>spread over 20 files.  I probably need to talk to someone from SGI about this 
>data and see if they know what is going on as well.
>
>I think that the SGI platform will be an important platform for our October 1 
>deadline.  To my knowledge, Lee Ankeny has not been successful yet getting
>any of our Pooma 1 based code compiling on the Compaq machines.  Perhaps that 
>will change with the recent release of KCC-4.0e for Tru64 Unix 5.0.  BTW, do
>you guys have accounts on the chi machine - an open Compaq machine?  I was
>under the impression that you were supposed to have accounts there now.  I'm
>worried about what compile times are going to be like on the Compaq as well.
>I don't know enough about the machine yet but I wonder if our parallel builds 
>will be limited to 4 processors.
>
>-- 
>Dave Nystrom                   email: address@hidden
>LANL X-3                       phone: 505-667-7913     fax: 505-665-3046
>

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