[Bug 171993] Review Request: mpich2 - An implementation of MPI

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Summary: Review Request: mpich2 -  An implementation of MPI


https://bugzilla.redhat.com/show_bug.cgi?id=171993


orion at cora.nwra.com changed:

           What    |Removed                     |Added
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                 CC|                            |dledford at redhat.com




------- Additional Comments From orion at cora.nwra.com  2008-04-16 15:28 EST -------
(In reply to comment #63)
> (In reply to comment #62)
>  
> > mpich2-devel.i386: W: symlink-should-be-relative
> > /usr/share/mpich2/bin32/mpif90/usr/bin/mp32-mpif90
> > (and same for mpif77, mpicc, mpicxx).
> > 
> I've fought with this in the past, I can't find a means of dealing with it
> sanely, suggestions welcomed. I believe it can be ignored.
>
> > Lots of:
> > 
> > mpich2-libs.i386: W: conffile-without-noreplace-flag
> > /etc/mpich2-32/mpe_callstack_ldflags.conf
> > 
> I think these can be safely ignored too, as most of them are constructed at
> build-time.

See the patch I'll be attaching to fix these, and do proper line wrapping of the
description.
 
> Good point. It seems you've not noticed I did enabled dynamically loading sock,
> ssm, and shm channels; the default is still the sock channel though.
> I'm actually considering configuring the package to use ch3:nemesis on x86*,
> since it said to offer the best performance, thoughts?

Hadn't notice, but that's nice.  Can you build nemesis as another option but not
as the default?  Otherwise, I'd skip it for now.
 
> > Another thing to think about it who should take precedence among lam, openmpi,
> > and mpich2 when they are all installed.
>
> It really shouldn't matter, anyone who will knowingly install the three, should
> be knowledgeable enough to set the default implementation, IMHO.

Willing to agree, but I'm going to CC the lam/openmpi maintainer to get his take.

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