Postgres, Kafka, Elasticsearch on EC2: Keep the Data on EBS, Not the Instance
Section
50 pages
Posts
Talk Is Cheap: Why Nobody Argued With Your Migration Plan
A Billion Row Versions From One Uncommitted Read Stalled a MySQL Replica
A 10 GB Database Filled a 200 GB Disk and du Could Not Find the Space
One Column Added to a SELECT: 1,020 Page Reads Became 166,667
A Query on a 3-Billion-Row Table Took 100 Minutes: One Added Line Made It 40ms
Collation Drift: The Silent Index Killer
Cross-Database Joins: The Coupling You Can't See Until You Split
Self-Healing Databases with a Health Check and a Watch Script
Before the Bad Write
