Gentoo Archives: gentoo-cluster

From: "Brian D. Ropers-Huilman" <bropers@×××××××.edu>
To: gentoo-cluster@l.g.o
Subject: Re: [gentoo-cluster] Switchable MPI
Date: Mon, 13 Feb 2006 02:37:22
Message-Id: 43EFF0B1.302@cct.lsu.edu
In Reply to: Re: [gentoo-cluster] Switchable MPI by Donnie Berkholz
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4 I do have to weigh in that in the "real" HPC world, either modules or
5 softenv out of ANL [ http://www-unix.mcs.anl.gov/systems/software/msys/ ]
6 are the way to do things.
7
8 I understand Donnie's statement and do thing that the "Gentoo way" needs to
9 be solved as well. However, any cluster solution really should include
10 either modules or softenv.
11
12 Donnie Berkholz said the following on 2006-02-12 16:57:
13 > Andrew D. Fant wrote:
14 >> I think the real solution here is to use modules (
15 >> http://modules.sourceforge.net ) to handle the different versions of
16 >> mpi. I filed a bug about using this for switching alternate virtuals a
17 >> couple years ago, but nobody seemed to be particularly interested. I've
18 >> got a grad student working on something to let users switch between mpi
19 >> for gcc and mpi for the portland group compilers. I am most certainly
20 >> not the right person to do the heavy lifting on this, but I do have an
21 >> ebuild for modules I could contribute to the cause.
22 >
23 > That is an idea that's been brought up on the bug, but we need something
24 > that integrates into the Gentoo framework for switching things around:
25 > eselect [1].
26 >
27 > Perhaps one could create an eselect wrapper around modules. It certainly
28 > couldn't hurt to take a look at modules (via your ebuild) and see
29 > whether we could adapt it to our needs.
30 >
31 > Thanks,
32 > Donnie
33 >
34 > 1. http://www.gentoo.org/proj/en/eselect/
35 >
36
37 - --
38 Brian D. Ropers-Huilman, Director .:. High Performance Computing
39 Networking, Infrastructure, & Research / Information Technology Support
40 Frey Computing Services, Rm. 323 bropers@×××.edu
41 Louisiana State University +1 225.578.3272 (V)
42 Baton Rouge, LA 70803-1900 USA +1 225.578.6400 (F)
43 http://www.hpc.lsu.edu/ http://www.cct.lsu.edu/
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