./discovery.php -h vmesx27 -d -m libvirt-vminfo
LibreNMS Discovery
===================================
Version info:
Commit SHA: a56267e5ba469232e2af9d0e61036ee6c2a08d38
Commit Date: 1511256173
DB Schema: 215
PHP: 7.0.20
MySQL: 5.5.52-MariaDB
RRDTool: 1.4.8
SNMP: NET-SNMP 5.7.2
==================================DEBUG!
SQL[SELECT * FROM `devices` WHERE status = 1 AND disabled = 0 AND `hostname` LIKE 'vmesx27' ORDER BY device_id DESC]
SQL[SELECT * FROM devices_attribs WHERE `device_id` = '1495']
vmesx27 1495 vmware SQL[INSERT INTO `device_perf` (`xmt`,`rcv`,`loss`,`min`,`max`,`avg`,`device_id`,`timestamp`)  VALUES ('3','3','0','0.22','0.34','0.29','1495',NOW())]
Timeout: No Response from udp:vmesx27:161.
SNMP Check response code: 1
SNMP[/usr/bin/snmpget -v2c -c COMMUNITY -Oqv -m SNMPv2-MIB -M /opt/librenms/mibs:/opt/librenms/mibs/vmware udp:HOSTNAME:161 sysObjectID.0]
Timeout: No Response from udp:vmesx27:161.

SNMP UnreachableSQL[UPDATE `devices` set `status` ='0',`status_reason` ='snmp' WHERE device_id='1495']
SQL[INSERT INTO `eventlog` (`host`,`device_id`,`reference`,`type`,`datetime`,`severity`,`message`,`username`)  VALUES ('1495','1495','NULL','down',NOW(),'2','Device status changed to Down from snmp check.','')]
./discovery.php vmesx27 2017-11-21 10:05:52 - 0 devices discovered in 13.37 secs
SNMP 12.05s: Get[2/12.05s] Getnext [0/0.00s] Walk [0/0.00s]
MySQL 0.27s: Cell[2/0.00s] Row[0/-0.00s] Rows[4/0.00s] Column[0/0.00s] Update[1/0.11s] Insert[2/0.15s] Delete[0/0.00s]
RRD 0.00s: Update [0/0.00s] Create [0/0.00s] Other [0/0.00s]