Production Engineering Manager, Facebook
Simon has been working with MySQL for most of his career, starting from 2 servers built out of spare parts and moving through to one of the largest deployments in the world.
Tuesday, September 22, 2015 - 3:10pm @ Matterhorn 1
MySQL semi-synchronous replication is a powerful feature allowing very fast failover with no data loss. However managing it operationally is tricky as you move in to an environment where replication stopping will cause writes to stop too.