1. Login onto the metis network: ssh username@146.245.249.159 username@146.245.249.159's password: Linux Gomera 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt11-1+deb8u5 (2015-10-09) x86_64 The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. Last login: Tue Mar 15 14:13:25 2016 from metis username@Gomera:~$ If this does not work let me know immediately!! 2. What are the computers that are available? username@Gomera:~$ ypcat hosts 10.111.111.113 Gomera 10.111.111.254 Metis 10.111.111.115 Hierro 127.0.0.1 localhost 10.111.111.116 Fuerteventura 10.111.111.114 Canary 10.111.111.112 Tenerife 10.111.111.111 Palma 3. How many processors on each computer? username@Gomera:~$ nproc 10 4. Sample hostfile: username@Gomera:~$ cat .mpi_hostfile 10.111.111.111 10.111.111.112 10.111.111.113 10.111.111.114 10.111.111.115 10.111.111.116 5. Compile a code mpicc -o execname filename.c [-l?] 6. Run a code mpirun -np p -hostfile name_of_hostfile execname [command line arguments]