The mysqlnd replication load balancing plugin is easy to use. The quickstart will demo typical use-cases and give practical advice on getting started.
It is strongly recommended to read the reference sections in addition to the quickstart. The quickstart tries to avoid discussing theoretical concepts and limitations. Instead, it will link to the reference sections. It is safe to begin with the quickstart. However, before using the plugin in mission critical environments we urge you to read additionally the background information from the reference sections.