Learn
Uptime monitoring guides
How monitoring decisions play out in practice: how often to check, when a failure is real, and what an uptime target allows.
- Confirmation checks: how to stop false downtime alertsWhy one failed check should not wake anyone, how re-checks before an incident work, and how to choose the number of checks and the time between them.
- Cron job monitoring: catching jobs that silently stopWhy cron jobs fail without anyone noticing, the ways to monitor them, and how heartbeat monitoring alerts you when a scheduled job does not run.
- Dead man's switch monitoring for scheduled jobsHow dead man's switch (heartbeat) monitoring catches cron jobs, backups and workers that silently stop, and how to choose the period and grace time.
- Downtime alerts during deploys: why they happen and how to stop themRolling restarts and deploys often return 502 or 503 for a minute. How to stop those responses from paging your team without missing real outages.
- How often should you check uptime? 30 seconds, 1 minute or 5 minutesWhat a 30-second, 1-minute or 5-minute check interval means for how fast you hear about an outage and which short outages you miss entirely.
- How to create a status page customers will trustA practical guide to building a status page: what to show, how to name services, where to host it, how to write updates, and what to do during an outage.
- How to monitor your MCP server's uptimeYour MCP server is now part of your product. How to monitor a remote MCP endpoint, why to expect a 401, and what to watch besides the endpoint itself.
- Incident response for small teamsA lightweight incident process for teams without an on-call rotation: who responds, how to acknowledge, what to tell customers and how to learn from it.
- SSL certificate expiry: why it still causes outagesAutomated renewal did not end expired-certificate outages. Why renewals fail, how far ahead to be warned, and what to check besides the expiry date.
- What 99.9% uptime means in minutes99.9% uptime allows 43 minutes of downtime a month and about 8 hours 46 minutes a year. A table for 99% to 99.999%, and what the numbers leave out.
- What is uptime monitoring?Uptime monitoring checks your websites, APIs and servers on a schedule and alerts you when they stop working. How it works, what it catches and what it misses.