Re: OpenMPI transition
On Sun, 2009-06-07 at 12:42 -0700, Nicholas Breen wrote:
> On Sun, Jun 07, 2009 at 01:23:37PM -0500, Steve M. Robbins wrote:
> > On Tue, Jun 02, 2009 at 09:52:56AM +0200, Manuel Prinz wrote:
> >
> > > Before the transition, I rebuild all dependant packages without problems
> > > in a clean chroot. While rebuilding on the buildds, a lot of packages
> > > were hit by a bug in update-alternatives. A solution is known, I will
> > > integrate it in Open MPI today and re-upload. The release team will
> > > reschedule the builds.
> >
> > What is the update-alternatives bug and how does it manifest with
> > OpenMPI?
>
> Most recently, see #493876 and #531184. As of dpkg 1.15, it causes the
> postinst to fail upon configuration; previously, you could end up with mixed
> alternatives between multiple MPI implementations (e.g. #452047, since solved).
>
At some point I plan to prepare gerris with MPI support. I guess I'll
wait until these current MPI transitions are all sorted. Will there or
can there be a message letting us know when the dust has all settled?
And is there a best-practices document describing how best to build a
Debian package in the midst of the various MPI alternatives?
Drew
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