Category Archives: Linux

Redundant Load Balancers – HAProxy and Keepalived

In this article, we’ll build a pair of HAProxy load balancers running on Ubuntu 14.04 LTS, and use keepalived to provide failover of our virtual IP address(es).  This article is part of our series on building a highly available OpenStack controller stack, but it can also be used on its own.  We’ll install the services… Read More »