Oracle Linux/MySQL

Simple Cluster configuration

Will consist of 5 components:

Management Node

holds the configuration for MySQL Cluster in a file called config.ini. It also writes a cluster log, and takes part in arbitration to prevent split-brain or network partitioning.

(2) Data Nodes

stores the data and the tables. The data nodes takes cares of managing the transactions, recovery, etc

(2) SQL Nodes

the most common way to read/write data to the Data Nodes is by using the MySQL Server (aka SQL Node)