Zero-Downtime Database Schema Migrations: Safe DDL
Plan zero-downtime PostgreSQL and MySQL schema migrations with lock budgets, explicit DDL algorithms, expand-and-contract deploys, backfills, and rollback.
June 29, 2026
9 min read
Graceful Shutdown in Kubernetes: SIGTERM, Drain, and Deadlines
Implement graceful shutdown with readiness removal, SIGTERM handling, request and queue drain, resource cleanup, and Kubernetes termination deadlines.
June 19, 2026
6 min read
Website Migration Monitoring: Cutover Checklist
Monitor a website migration before, during, and after cutover with baselines, exact-URL checks, DNS/TLS validation, redirects, rollback signals, and soak time.
March 3, 2026
11 min read