[Gretl-devel] Re: Debugging MPI on Windows

On Sun, 6 Oct 2019, Marcin Błażejowski wrote: > On 06.10.2019 09:55, Marcin Błażejowski wrote: >> Hi, >> >> I face the problem with MPI in Windows: when I start processing on more >> than 3 nodes I'm getting the following message (current git 64 bit >> compilation + currenty MS MPI 10 library): >> ################## >> MPI nodes: 4, OMP threads: 1 >> gretlmpi 2019d-git >> >> job aborted: >> [ranks] message >> >> [0-1] terminated >> >> [2] application aborted >> aborting MPI_COMM_WORLD (comm=0x44000000), error 1, comm rank 2 >> >> [3] terminated Do you have a "hosts" or "machinefile" active, perhaps?

> The next part of the story. I've decided to test the code on Linux + > MPICH, so I compiled another gretl instance with binaries in, let's say, > '/home/marcin/gretl/2019c/bin' and: > > 1. Calling mpi block genereted overall problem: mpiexec was trying to > execute gretlmpi from '/usr/local/bin' instead of > '/home/marcin/gretl/2019c/bin'. That's controlled under /Tools/Preferences/General/MPI : you can reset the path to mpiexec there.