MPI_Requestwill involve the pointer to function, which is not allowed in Java also. But we think this problem could be resolve by invoke a Java class and invoke its method automatically.
> 1, use
mpirunto invoke Java interpreter will core dump or even hang the processes. We already reflect this problem to MPI implementation authors. Hopefully they will solve this problem soon. Currently, Bryan Carpenter modify part of the MPI source code and it works quite good (but will still core dump when
np > 3). Thanks to his patch, we can have further progress in this implementaion.