CheckFast journal

Monitoring

Long-form, production-minded writing on performance, deliverability, security, SEO and monitoring — connected to tools you can use immediately.

Monitoring

Monitoring Cron Jobs Without Cronhub: Healthchecks, Heartbeats, and CheckFast's Approach

Cronhub is shutting down in June 2026. Here is what "heartbeat monitoring" actually means, the patterns that survive flaky networks, and how to migrate.

11 min readApr 25, 2026