Snmpd

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

       514 words, 3 minutes

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.

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Monitoring VMware vCenter Appliance with SNMP

       227 words, 2 minutes

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.

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Monitoring OpenBSD’s LDAP daemon

       979 words, 5 minutes

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.

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Monitor Synology disk temperature from SNMP

       595 words, 3 minutes

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).

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Improving Nexenta SNMP daemon

       436 words, 3 minutes

Nexenta has SNMP capability. Configured from the Web interface, you can set the various communities for SNMP version. But there is more. You can improve it a lot using the Nexenta Management Console (NMC).

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