Creating a DHCP HA-cluster on Ubuntu
===== Basics ===== I’m currently fiddling around with high availability on Linux. I haven’t done this before, but a colleague of mine pointed me towards [[http://clusterlabs.org/|Pacemaker]] together with [[http://corosync.github.io/corosync/|Corosync]] (to keep things short: corosync keeps the cluster nodes in sync and pacemaker stops/starts/monitors services on the nodes). I’d like to walk you through a fairly
DHCP Commit Reporting
We have a rather large DHCP-Setup here consisting of several subnets, ranges, groups and such. Additionally we’re using static assignments here with hosts not within any configured range. Yeah, I know, that’s not DHCP in its pure form, get over it. However, as we redesigned the complete setup with a fresh new and optimized configuration