MHA: Getting started and moving past the quirks
In the third edition (2012) of High Performance MySQL, MHA usage is described as: "anyone other than Yoshinori who is using it in production, and we haven't used it ourselves." Little known to the authors, we've spent quite a lot of time working on MHA and figuring out its kinks. It has also been deployed in many a production environment.
* how to get it running including files you'll have to customize
* about virtual IP failover
* integrating it with Pacemaker+Heartbeat+Corosync
* getting it working on the Solaris (10 & greater) environments
Learn from the experience in deploying and doing further engineering glue around the solution that is MHA.