#devops

504 Gateway Timeout: Two Hidden Bugs That Looked Like One

After migrating 15 Docker services, everything was 'healthy' — except webmail returned a 504. Turned out to be two completely separate bugs that produced one error message.

Migrating 15 Docker Services in 12 Minutes of Downtime (And What Broke Anyway)

Ghost was crashing every few hours. The OOM killer was having a field day. So I wrote six bash scripts, migrated 15+ Docker containers to a Hetzner VPS, and got 12 minutes of downtime. Here's what broke anyway.