[root@librenms librenms]# ./validate.php
====================================
Component | Version
--------- | -------
LibreNMS  | 1.33-20-g6fcd406
DB Schema | 215
PHP       | 7.1.10
MySQL     | 5.5.56-MariaDB
RRDTool   | 1.4.8
SNMP      | NET-SNMP 5.7.2
====================================

[OK]    Database connection successful
[OK]    Database schema correct
[FAIL]  Discovery has never run.", "Check the cron job