Re: [OMPI devel] autoconf warnings: openib BTL

2014-03-13 Thread Mike Dubman
>>>Right? If so, I don't see why you need the AC_TRY_RUN -- if RDMACM is easily detectable as to which way it is compiled (because it has, for example, different fields), then AC_CHECK_DECLS should be enough, right? RDMACM API has different implementation requirements for its providers: tcp, af_i

Re: [OMPI devel] autoconf warnings: openib BTL

2014-03-13 Thread Jeff Squyres (jsquyres)
On Mar 13, 2014, at 4:59 AM, Mike Dubman wrote: > >>>Right? If so, I don't see why you need the AC_TRY_RUN -- if RDMACM is > >>>easily detectable as to which way it is compiled (because it has, for > >>>example, different fields), then AC_CHECK_DECLS should be enough, right? > > RDMACM API ha

Re: [OMPI devel] autoconf warnings: openib BTL

2014-03-13 Thread Ralph Castain
I think the critical point is this one: > To be clear: whether AF_IB works or not is a determination to make on the > machines on which you *run* -- NOT on the machine on which you *build*. Many of our users compile on the frontend node of their cluster, which doesn't even have an IB NIC instal

[OMPI devel] 1.7.5rc3 has been released

2014-03-13 Thread Jeff Squyres (jsquyres)
In the usual location: http://www.open-mpi.org/software/ompi/v1.7/ Changes since rc2: - MPI_Info_set now has const modifier - Moar fixes to abnormal job termination scenarios - Moar MPI-3 RMA fixes (including adding Fortran interfaces) - Moar coll/ml fixes - Change MPI_VERSION / MPI_SUBVERSI