All output were created using the following commands:
smerlin1:~/CPS615.dir/hw8> gcc vol.c -o vol -L/usr/local/lib/rs6000/ch_p4 -lmpi -lm smerlin1:~/CPS615.dir/hw8> mpirun -mr_machinefile machinelist -mr_np 4 vol
The machinelist file was
smerlin1.npac.syr.edu smerlin2.npac.syr.edu smerlin3.npac.syr.edu smerlin4.npac.syr.edu