The MySQL HA project is a simple effort to package MySQL for easy deployment in a High-Availability configuration on a Debian platform.
The default installation of MySQL does not implement any features for high-availability. There are however instructions on how to setup a highly-available MySQL platform in the official MySQL reference documentation.
MySQL HA is a packaged installation of the MySQL HA reference implementation using the following technologies:
In addition, MySQL HA provides easy integration with:
The goal of MySQL HA is to make the setup of a MySQL HA platform as simple as running 'apt-get install mysqlha' on 2 servers.