Umm…why would USNIC depend on libpsm_infinipath?? Jeff or Dave - is that true?
> On Sep 4, 2015, at 5:57 AM, Michal Schmidt <mschm...@redhat.com> wrote: > > On 09/03/2015 03:47 PM, Ralph Castain wrote: >> I guess I didn’t make it clear in my prior comment, so let me try >> again. I understand about dlopen and the fix that George proposed - >> we had internally discussed this as well. However, the questions that >> raises are: >> >> 1. how does the distro (Michal) decide which PSM module to disable by >> default in their package? > > In the RHEL package I have disabled PSM2 by default in > openmpi-mca-params.conf: > > # Disable the psm2 MTL by default. > # Workaround for https://bugzilla.redhat.com/show_bug.cgi?id=1259835 > # This avoids a conflict between libpsm2.so.2 and libpsm_infinipath.so.1. > mtl = ^psm2 > # If psm2 is needed, comment out the above line and uncomment > # the following two lines. This will disable MCAs that are known to > # depend on libpsm_infinipath.so.1: > # mtl = ^psm,ofi > # btl = ^usnic > >> 2. how does the user “discover” that their fabric has automatically >> been disabled, especially since this has never been the case before? > > There will be a release note. > OmniPath was not previously supported in RHEL at all, so it's not like > I'm disabling something that used to work. > > Regards, > Michal > _______________________________________________ > devel mailing list > de...@open-mpi.org > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/devel > Link to this post: > http://www.open-mpi.org/community/lists/devel/2015/09/17965.php
