Ansible in a Minute
Ansible Core
Atomic lessons on Ansible language, playbooks, inventory, and engine.
Ansible Core ·
Use changed_when to mark when a task changes the system
Use changed_when to report changed only when the task actually changed the system.
Ansible Core ·
Use failed_when to control when a task fails
Use failed_when to decide failure from the registered result instead of the default return code alone.
Ansible Core ·
Use serial to run a play against 20% of hosts at a time
Use the serial keyword to limit how many hosts Ansible processes in each batch.