+> (2@bob) Write in MPI_File /scratch/testfile, 40 bytes written, count 10, writesize 40 bytes, movesize 40
+> (2@bob) Position after write in MPI_File /scratch/testfile : 120
+> (1@carl) Write in MPI_File /scratch/testfile, 40 bytes written, count 10, writesize 40 bytes, movesize 40
+> (1@carl) Position after write in MPI_File /scratch/testfile : 80
+> (3@carl) Write in MPI_File /scratch/testfile, 40 bytes written, count 10, writesize 40 bytes, movesize 40
+> (3@carl) Position after write in MPI_File /scratch/testfile : 160
+> (3@carl) Seeking in MPI_File /scratch/testfile, setting offset 0
+> (1@carl) Seeking in MPI_File /scratch/testfile, setting offset 0
+> (0@bob) Seeking in MPI_File /scratch/testfile, setting offset 0
+> (2@bob) Seeking in MPI_File /scratch/testfile, setting offset 0