2016年1月18日 · MPI_THREAD_FUNNELED If the process is multithreaded, only the thread that called MPI_Init_thread will make MPI calls. MPI_THREAD_SERIALIZED If the process is …

2010年4月15日 · MPI_Init(&argc, &argv) argc = 3 and myparam1 is at argv[1] and myparam2 is at argv[2] Apparently this is outside the standard, but I've tested it on linux mpich and it certainly …

2012年7月28日 · Note that MPI_Init() is just a regular library call as any other library call. It doesn't change the content of user memory - it only makes the multitude of running MPI …

2015年6月4日 · Then, a call to MPI_INIT_THREAD will return provided = required; alternatively, a call to MPI_INIT will initialize the MPI thread support level to MPI_THREAD_SINGLE. …

1997年8月6日 · MPI_INIT() int MPI_Init(int *argc, char ***argv) MPI_INIT(IERROR) INTEGER IERROR . This routine must be called before any other MPI routine. It must be called at most …

2016年8月12日 · For that reason MPI provides four modes of interaction with threads. MPI_THREAD_SINGLE: Provides only one thread; MPI_THREAD_FUNNELED: Can provide …

2012年1月27日 · MPI_Init initialises the environment needed to make MPI calls. It has little to do with fork() or mpiexec. At the point when MPI_Init is called all MPI instances/processes would …

2018年10月15日 · Since this is clearly an Open MPI issue, you are more likely to get an answer by asking directly the [email protected] mailing list. – Gilles Gouaillardet Commented Oct 15, …

2012年11月14日 · It is in fact erroneous to call MPI_Init and MPI_Finalize multiple times, and if you have an entity that calls these internally on creation/destruction, then you can only …

2017年11月6日 · The fundamental problem is that the entry point in the library is MPI_Init but because Fortran is not case-sensitive, and it would seem that PGI Fortran on Windows …