debug

debug module

Print debug information during playbook execution. Use this module to display variable values, messages, or other debugging information.

Examples

- name: Print a simple message
  debug:
    msg: "Hello, World!"

- name: Display variable content
  debug:
    var: ansible_hostname

- name: Print variable with message
  debug:
    msg: "The hostname is {{ ansible_hostname }}"

- name: Debug complex data structures
  debug:
    var: my_dict

- name: Conditional debug
  debug:
    msg: "This will only print if condition is true"
  when: some_condition

Note: Debug output is always displayed, even in check mode.

Module Capabilities

• Has Revert: true
• Provides Variables: None

Inputs

Parameter	Type	Description	Required	Default	Choices
msg	any	Message to display. Can be a string, list, or templated content. Cannot be used with 'var'.	false
var	string	Name of variable to display. Cannot be used with 'msg'.	false

Outputs

No outputs.