Monitoring pf(4) using snmpd(8), Telegraf and Grafana

I regularly check my pf(4) activity using pfctl(8) and pflogd(8). I already monitored pf using collectd(1) and rrdtool. This time, I wanted to use my already configured InfluxDB/Grafana system. The thing is, Telegraf is not (yet) available in OpenBSD 6.3. So I used a Telegraf container to remotely poll OpenBSD using the native SNMP OPENBSD-PF-MIB.

Continue reading “Monitoring pf(4) using snmpd(8), Telegraf and Grafana”

Monitoring VMware vCenter Appliance with SNMP

VMware provides a vCenter (Linux) Appliance since vSphere 5. Unfortunately, the one shipping with 5.0 was a bit low on features. I am giving a try on v5.1 and it is far better. Except that SNMP in not enabled…

I’ll keep the quick&dirty directions here. The source link is already quite complete.

Continue reading “Monitoring VMware vCenter Appliance with SNMP”

Monitoring OpenBSD’s LDAP daemon

OpenBSD ships with an LDAP daemon since 4.8. I have an all-in-one server from which the LDAP service has to be shipped out. I’m going to replace that OpenLDAP daemon with the LDAP daemon from OpenBSD 5.1. I already wrote about how to enable LDAP on OpenBSD 4.8.

Those will be updated notes for OpenBSD 5.1 and additional directions to allow monitoring the LDAP activity using SNMP and Xymon server.

Continue reading “Monitoring OpenBSD’s LDAP daemon”

Monitor Synology disk temperature from SNMP

I’m always looking at how to get informations from my I.T. systems ; although it often ends they do nothing…

Here’s a trick to monitor the disks temperature of a Synology NAS (DS409slim in my case).
Continue reading “Monitor Synology disk temperature from SNMP”