Re: [OMPI users] Using Boost::Thread for multithreading within OpenMPI processes

2013-04-23 Thread Nick Edmonds
Hi Jacky, I'm a regular reader of this list but seldom a poster. In this case however I might actually be qualified to answer some questions or provide some insight given I'm not sure how many other folks here use Boost.Thread. The first question is really what sort of threading model you wan

[OMPI users] openib BTL and MPI_THREAD_MULTIPLE

2010-03-12 Thread Nick Edmonds
Currently the openib BTL silently refuses to run when MPI_THREAD_MULTIPLE is specified (ompi/mca/btl/openib/btl_openib_component.c:2367 in the current trunk, r22822) which leads to confusing (to some people) error messages such as: PML add procs failed --> Returned "Unreachable" (-12) instead o