Prometheus: snmp_exporter and OpenBSD

In a previous post, I showed how to run the Prometheus node_exporter on a number of different operating systems, including OpenBSD. Many OpenBSD installs are used as, or to replace, network appliances (e.g. peering routers, firewalls, VPN concentrators). Traditionally, you would monitor networking equipment using SNMP. OpenBSDs snmpd(8) can expose a number of metrics that cover carp(4), pf(4), relayd(8) and more. Prometheus and SNMP The snmp_exporter is used so that Prometheus can monitor devices via SNMP. [Read More]

OpenBSD: High-Availability Firewalling

While most posts on this site usually concern Linux, I have a bit of a soft spot for OpenBSD. OpenBSD is an operating system from the Unix lineage, started in Bell Labs many years ago, eventually giving rise to the Berkley Software Distribution (BSD). The most known versions of BSD are NetBSD (who focus on portability, running on pretty much any hardware), FreeBSD (who focus on covering as many purposes as possible) and OpenBSD (who focus on security, sometimes at the expense of performance). [Read More]