ansible_role_proxmox_provision/tasks/swap.yml

---
- name: swap | Set vm.swappiness
  ansible.posix.sysctl:
    name: vm.swappiness
    value: "{{ proxmox_swapiness }}"
    state: present
    reload: yes

- name: swap | Gather active swaps
  command: swapon --noheadings --show=NAME
  register: active_swaps
  changed_when: false

- name: swap | Disable swap if host has enough RAM
  ansible.builtin.command: swapoff -a
  when:
    - proxmox_disable_swap
    - ansible_memtotal_mb >= proxmox_min_ram_mb_for_no_swap
    - active_swaps.stdout != ""

- name: swap | Comment swap entries in fstab
  ansible.builtin.replace:
    path: /etc/fstab
    regexp: '^(\s*)(?!#)(\S+\s+\S+\s+swap\s+.*)$'
    replace: '\1# \2'
  when:
    - proxmox_disable_swap
    - ansible_memtotal_mb >= proxmox_min_ram_mb_for_no_swap