How To Configure a Galera Cluster with MySQL
Clustering adds high availability to your MySQL database by distributing changes to different servers–in the event that one of the instances fails, others are quickly available to continue serving. Galera is a database clustering solution that enables you to set up multi-master clusters using synchronous replication. In these guides, you will configure an active-active MySQL Galera cluster with three servers. Choose your servers’ operating system to get started.
Ubuntu
How To Configure a Galera Cluster with MySQL on Ubuntu 18.04 Servers
How To Configure a Galera Cluster with MySQL 5.6 on Ubuntu 16.04
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