On-call
/ɒn kɔːl/
Definition
A rotation where engineers are reachable 24/7 to respond to production alerts outside business hours.
Example in context
"I'm on-call this week — PagerDuty is configured to wake me up if error rates spike above 5%."
Related terms
Practice this term
Master On-call in context by working through exercises in the DevOps & Cloud module. You'll see the term used in real engineering scenarios with multiple-choice, fill-in-the-blank, and matching drills.