It seems to me that MPI is running OK, as both cpi and hellow returns correct results. There may be some application errors in your program. What is a ‘coupled’ model? Can you explain it? Huiwei Lu http://www.mcs.anl.gov/~huiweilu/ On Oct 27, 2013, at 4:45 AM, fereshteh komijani <[email protected]> wrote:

also [fkomijani@localhost examples_graphics]$ cd /home/fkomijani/mpich2-1.4.1p1/examples $ make hellow CC hellow.c ../bin/mpicc -o hellow hellow.o

[fkomijani@localhost examples] $ mpirun -n 2 ./hellow Hello world from process 0 of 2 Hello world from process 1 of 2

it is necessary to say that i was able to run uncoupled test successfully. i face with above error for coupled model.

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