HTTP Status Codes: Which Ones Should Page You
Most HTTP status codes are noise on a pager. Here is which ones should wake you, which belong in a ticket, and how to assert on them.
#api-monitoring
5 posts tagged "Api Monitoring".
Elasticsearch Health Check: Green, Yellow, Red
An elasticsearch health check returns green, yellow or red, and yellow is where the false alarms live. Here is what to check and what to assert.
API Monitoring Tools in 2026: The Three Families
API monitoring tools come in three families: external checkers, observability platforms and self-hosted probes. Pick the family before the vendor.
Health Check Endpoint Design: What It Should Return
A health check endpoint answers one question for one caller. Here is how to pick the caller, choose 200 or 503, and keep the wrong things out of the body.
API Monitoring: Assertions Beyond a 200 OK
API monitoring only earns its place when the check asserts on the response body, not just the status code. Here is the assertion set to start with.