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From: Andrew J Caird (acaird_at_[hidden])
Date: 2007-09-13 21:42:53


Francesco,

We use modules (http://modules.sourceforge.net/) to manage 14 different
OpenMPI versions on the same cluster, along with their associated
applications. This is a nice way to establish dependancies between apps
and libs and keep things organized.

Good luck.
--andy

$ module avail openmpi
---------------------------- /home/software/rhel4/Modules/3.2.1/modulefiles ----------------------------
openmpi/1.0.2-gcc openmpi/1.1.0-pgi616 openmpi/1.1a9-pgi
openmpi/1.0.2-nag openmpi/1.1.2-intel openmpi/1.2-pgi
openmpi/1.0.2-pgi(default) openmpi/1.1.2-pgi openmpi/1.2.3-gcc
openmpi/1.0.3a1-pgi openmpi/1.1.4-pgi62 openmpi/1.2.3-pgi
openmpi/1.1.0-pgi openmpi/1.1a8-nag

On Thu, 13 Sep 2007, Francesco Pietra wrote:

> Is it possible to have two different compilations of openmpi on the same
> machine (dual-opterons, Debian Linux etch)?
>
> On that parallel computer sander.MPI (Amber9) and openmpi 1.2.3 have
> both been compiled with Intel Fortran 9.1.036.
>
> Now, I wish to install DOCK6 on this machine and I am advised that it
> should be better compiled on GNU compilers. As to openmpi I could
> install the Debian package, which is GNU compiled. Are conflicts between
> the two installation foreseeable? Although I don't have experience with
> DOCK, I suspect that certain procedures with DOCK call sander.MPI into
> play.
>
> I rule out the alternative of compiling Amber9 with GNU compilers, which
> will run slower.
>
> Thanks
>
> francesco pietra
>
>
>
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