HI Adrian,

Please open an issue.  We don't want users having to explicitly specify
the mtl to use just to get a job to run on a intel/infinipath system.

Howard

2015-01-09 13:04 GMT-07:00 Adrian Reber <[email protected]>:

> Should I still open a ticket? Will these be changed or do I always have
> to provide '--mca mtl psm' in the future?
>
> On Fri, Jan 09, 2015 at 12:27:59PM -0700, Howard Pritchard wrote:
> > HI Adrian, Andrew,
> >
> > Sorry try again,  both the libfabric psm provider and the open mpi psm
> > mtl are trying to use psm_init.
> >
> > So, to avoid this problem, add
> >
> > --mca mtl psm
> >
> > to your mpirun command line.
> >
> > Sorry for the confusion.
> >
> > Howard
> >
> >
> > 2015-01-09 7:52 GMT-07:00 Friedley, Andrew <[email protected]>:
> >
> > > No this is not expected behavior.
> > >
> > > The PSM MTL code has not changed in 2 months, when I fixed that unused
> > > variable warning for you.  That suggests something above the PSM MTL
> broke
> > > things.  I see no reason your older software install should suddenly
> > > stopping working if all you are updating is OMPI master -- at least
> with
> > > respect to PSM anyway.
> > >
> > > The error message is right, it's not possible to open more than one
> > > context per process.  This hasn't changed.  It does indicate that maybe
> > > something is causing the MTL to be opened twice in each process?
> > >
> > > Andrew
> > >
> > > > -----Original Message-----
> > > > From: devel [mailto:[email protected]] On Behalf Of Adrian
> > > > Reber
> > > > Sent: Friday, January 9, 2015 4:13 AM
> > > > To: [email protected]
> > > > Subject: [OMPI devel] Changed behaviour with PSM on master
> > > >
> > > > Running the mpi_test_suite on master used to work with no problems.
> At
> > > > some point in time it stopped working however and now I get only
> error
> > > > messages from PSM:
> > > >
> > > > """
> > > > n050301:3.0.In PSM version 1.14, it is not possible to open more
> than
> > > one
> > > > context per process
> > > >
> > > > [n050301:26526] Open MPI detected an unexpected PSM error in opening
> an
> > > > endpoint: In PSM version 1.14, it is not possible to open more than
> one
> > > > context per process """
> > > >
> > > > I know that I do not have the newest version of the PSM library and
> that
> > > I
> > > > need to update the library but as this requires many software
> packages
> > > to be
> > > > re-compiled we are trying to avoid it on our CentOS6 based system.
> > > >
> > > > My main question (probably for Andrew) is if this is an expected
> > > behaviour
> > > > on master. It works on 1.8.x and it used to work on master at least
> > > until 2014-
> > > > 12-08.
> > > >
> > > > This is the last MTT entry for working PSM (with my older version)
> > > > http://mtt.open-mpi.org/index.php?do_redir=2226
> > > >
> > > > and since a few days it fails on master
> > > > http://mtt.open-mpi.org/index.php?do_redir=2225
> > > >
> > > > On another system (RHEL7) with newer PSM libraries there is no such
> > > error.
> > > >
> > > >               Adrian
> > > _______________________________________________
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> > > Link to this post:
> > > http://www.open-mpi.org/community/lists/devel/2015/01/16766.php
> > >
>
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