Month: August 2013

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 Read More