Setup count of hosts to test

head -n 10 hosts100 > hosts

Run playbooks

ansible-playbook -i hosts plays/debug_with_sequence.yml

Add localhost address ssh host keys

for i in $(seq 1 100); do ssh-keyscan 127.0.0.$i >> ~/.ssh/known_hosts; done

File creation

for i in $(seq 1 100); do cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold | head -n 20 > file$i; done

Hosts100 file creation

for i in $(seq 1 100); do echo "host$i ansible_host=127.0.0.$i"; done > hosts100