loosen up systemd-oomd on linodes

roles/linode/tasks/main.yml

@@ -30,6 +30,13 @@
   when:
     - ansible_os_family == 'Fedora'
 
+- name: Loosen up systemd-oomd defaults
+  lineinfile:
+    path: /etc/systemd/oomd.conf
+    regexp: '^DefaultMemoryPressureLimit='
+    insertafter: '^#DefaultMemoryPressureLimit='
+    line: DefaultMemoryPressureLimit=80%
+
 - name: Install fail2ban
   package:
     name: fail2ban