Overview The Skinny

In this blog post we will define what a split-brain scenario means in a MySQL database cluster, and then explore how a Tungsten MySQL database cluster reacts to a split-brain situation.

Agenda What’s Here?

• Define the term “split-brain”
• Briefly explore how the Tungsten Manager works to monitor the cluster health and prevent data corruption in the event of a network partition
• Also explore how the Tungsten Connector works to route writes
• Describe how a Tungsten MySQL database cluster reacts to a split-brain situation
• Illustrate various testing and recovery procedures

Split-Brain: Definition and Impact Sounds scary, and it is!

A split-brain occurs when a MySQL database cluster which normally has …