Documentation

debug - Print statements during execution

Synopsis

This module prints statements during execution and can be useful for debugging variables or expressions without necessarily halting the playbook. Useful for debugging together with the ‘when:’ directive.

Options

parameter required default choices comments
msg
 no Hello world!
    The customized message that is printed. If omitted, prints a generic message.
    var
    		 no
      A variable name to debug. Mutually exclusive with the 'msg' option.
      verbosity
      (added in 2.1)
      		 no
        A number that controls when the debug is run, if you set to 3 it will only run debug when -vvv or above

        Examples

        # Example that prints the loopback address and gateway for each host
- debug: msg="System {{ inventory_hostname }} has uuid {{ ansible_product_uuid }}"

- debug: msg="System {{ inventory_hostname }} has gateway {{ ansible_default_ipv4.gateway }}"
  when: ansible_default_ipv4.gateway is defined

- shell: /usr/bin/uptime
  register: result

- debug: var=result verbosity=2

- name: Display all variables/facts known for a host
  debug: var=hostvars[inventory_hostname] verbosity=4

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