Install OpenJDK 8 (JAVA) in Ubuntu Systems via PPA Repository. How to install OpenJDK 8 in Ubuntu 14.10, Ubuntu 14.04 and Ubuntu 12.04 Systems. OpenJDK 8 is also available in Ubuntu Software Center for Ubuntu 14.10 and Ubuntu 15.04.
This tutorial will show you how to create a High Availability HAProxy load balancer setup on DigitalOcean, with the support of a Floating IP and the Corosync/Pacemaker cluster stack. The HAProxy load balancers will each be configured to split traffic