On 21 July 2014 13:50, Jed Brown <j...@jedbrown.org> wrote: > > Must have been prior to MPI-2.1. Shall we test for MPI_Pack_external > and use MPI-IO by default if it's available?
Be prepared to file tickets for MPICH and OpenMPI. Pack/unpack_external with MPI_DOUBLE never worked for me: https://bitbucket.org/mpi4py/mpi4py/src/master/test/test_pack.py#cl-105 -- Lisandro Dalcin --------------- CIMEC (UNL/CONICET) Predio CONICET-Santa Fe Colectora RN 168 Km 472, Paraje El Pozo 3000 Santa Fe, Argentina Tel: +54-342-4511594 (ext 1016) Tel/Fax: +54-342-4511169