[Trilinos-Users] Question about Make -j

[Heroux, Michael A]

I tend to use about 2x the number of cores on the system, assuming a healthy amount of memory.

Mike
________________________________________
From: trilinos-users-bounces at software.sandia.gov [trilinos-users-bounces at software.sandia.gov] on behalf of Dave Wade-Stein [dws at txcorp.com]
Sent: Monday, June 06, 2011 7:05 PM
To: trilinos-users at software.sandia.gov
Subject: Re: [Trilinos-Users] Question about Make -j

We routinely use -j 4 when building Trilinos 10.2.0 with no problems.

Dave

On Jun 6, 2011, at 5:45 PM, Matt G wrote:

> I am going through a number of possible Trilinos configurations using different blas/lapack/mpi to probe performance.  Ideally I want to automate the compilation and profiling, and the slowest part is the compilation. I know Trilinos 9 has some issues that made parallel make (make -j) behave unpredictably.  Does anyone have some experiences trying this under the cmake based 10 branch?
>
> Thanks.
> --Matthew Goodman



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