MySQL Cluster is free, just like the rest of the MySQL software. Configuration can be daunting, especially for a mission-critical situation. If your business will depend on Cluster, I recommend purchasing a MySQL Network subscription, which entitles you to official support. If you are just curious and want to set up Cluster for your own education, everything you need to know can be found in the documentation.
Dig Deeper on Linux servers
Related Q&A from Scott Noyes
Get suggestions for choosing MySQL character sets and field collations from expert Scott Noyes. Continue Reading
A MySQL expert describes two ways that the multi-master support can be used. Continue Reading
An expert describes where to find information on detection deadlock algorithms in MySQL. Continue Reading