Glossary · Monitoring

Recovery Notification

A recovery notification is the alert a monitoring system sends when a failing service becomes healthy again, closing the loop on a down alert.

Updated October 21, 2026

A recovery notification (or "up" alert) is sent when a monitor that was failing passes its checks again. It normally includes the end time and how long the incident lasted.

Why it matters

Without it, an engineer who gets a down alert at 3 a.m. cannot tell whether the problem fixed itself two minutes later or is still ongoing. Recovery messages let people go back to sleep, stop investigating a self-healed blip, and update customers promptly. They also provide the data for downtime reports and SLA calculations.

Example

[DOWN] shop.example.com - HTTP 503 - 02:14 UTC
[UP]   shop.example.com - HTTP 200 - 02:19 UTC (down for 5m 12s)

Good recovery handling usually includes:

  • A required number of consecutive passes (often 1 to 3) before declaring recovery.
  • The same channel and thread as the original alert.
  • Automatic resolution of the incident on your status page.

Recovery rules should mirror the failure rules. If it takes two failures to open an incident, it should take at least one success to close it, ideally more for unstable services.

Common mistakes

  • Closing the incident on the first success of a flapping service, producing a stream of down/up messages.
  • Sending recoveries to a different channel than alerts.
  • Never sending them, so open incidents pile up.

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