A Docker cluster for tutorials on SHAD

$ docker compose build
$ docker compose up -d --scale node=4
$ bash ./gen_machines_list.sh
$ ssh -p 2022 -i ssh/id_rsa.mpi tutorial@localhost

The container prompt should appear:

$ mpiexec -n 4 -pernode --hostfile machines hostname
$ mpiexec -n 4 -pernode --hostfile machines ./SHAD-build/examples/pi/pi --gmt_num_workers 4