ansible.cfg (10 lines of code) (raw):
[defaults]
roles_path = playbooks/roles
forks = 128
#strategy = free
#callback_whitelist = profile_roles
callbacks_enabled = profile_roles
host_key_checking = False
timeout = 30
[ssh_connection]
control_path = /dev/shm/cp%%h-%%p-%%r
StrictHostKeyChecking = no
UserKnownHostsFile = /dev/null