Configure vm.laptop_mode and vm.dirty_writeback_centisecs.

ansible/roles/power/tasks/linux.yaml

@@ -2,8 +2,45 @@
   package:
     name:
       - powertop
+      - tlp
     state: present
 
+# - name: Configure TLP
+#   lineinfile:
+#     path: /etc/tlp.conf
+#     regexp: "^{{ item.key }}="
+#     line: '{{ item.key }}="{{ item.value }}"'
+#   loop: "{{ tlp_config | dict2items }}"
+#   when: '" " in item.value'
+
+# - name: Configure TLP
+#   lineinfile:
+#     path: /etc/tlp.conf
+#     regexp: "^{{ item.key }}="
+#     line: "{{ item.key }}={{ item.value }}"
+#   loop: "{{ tlp_config | dict2items }}"
+#   when: '" " not in item.value'
+
+- name: Configure sysctls
+  sysctl:
+    name: "{{ item.name }}"
+    value: "{{ item.value }}"
+    state: present
+    sysctl_file: /etc/sysctl.d/dirty.conf
+  loop:
+    - name: vm.dirty_writeback_centisecs
+      value: 2000 # Default is 500 (5 seconds)
+
+- name: Configure sysctls
+  sysctl:
+    name: "{{ item.name }}"
+    value: "{{ item.value }}"
+    state: present
+    sysctl_file: /etc/sysctl.d/laptop.conf
+  loop:
+    - name: vm.laptop_mode
+      value: 5
+
 - name: Enable services
   systemd:
     name: tlp.service