Naming Convention '''Notification User''':
* <SERVICE>-notification
** mail-notification
** backup-notification
** cloud-notification
** mail-notification
** storage-notification
Naming Convention '''Service User''':
* <SERVICE>-<DAEMON>
** backup-pam-ldap
** cloud-openstack
** billing-cyclops
** storage-pam_ldap
** prov-backup-kvm
** prov-backup-zsnapshot
** prov-cloud-openstack
** prov-configuration-management-puppet
** prov-mail-ox ('''Open-'''X'''change)