copr-backend: disable the swap through /etc/fstab

roles/copr/backend/tasks/main.yml

@@ -224,8 +224,14 @@
   command: semodule -i /usr/local/share/copr/copr_rules.pp
   when: selinux_module is changed
 
+- name: disable swap mount in fstab
+  mount:
+   path: none
+   src: /dev/vdb
+   fstype: swap
+   state: absent
+
 - name: disable swap so that OOM killer can do his job
   command: "{{ item }}"
   with_items:
   - swapoff -a
-  - systemctl mask swap.target