O'Reilly logo

OpenStack Cloud Computing Cookbook Second Edition by Cody Bunch, Kevin Jackson

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Installing and setting up Pacemaker and Corosync

OpenStack has been designed for highly scalable environments where it is possible to avoid single point of failures (SPOFs), but you must build this into your own environment. For example, Keystone is a central service underpinning your entire OpenStack environment, so you would build multiple instances into your environment. Glance is another service that is a key to the running of your OpenStack environment. By setting up multiple instances running these services, controlled with Pacemaker and Corosync, we can enjoy an increase in resilience to failure of the nodes running these services.

Getting ready

We must first create two servers configured appropriately for use with OpenStack. As these two ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required