Tools / Datadog Interview questions
Why do we use monitor mute/downtime instead of deleting a monitor?
Downtime silences a monitor's notifications for a defined time window - useful during planned maintenance - while leaving the monitor itself fully active: it keeps evaluating, keeps recording history, and simply suppresses the alert from actually notifying anyone during that window.
Deleting a monitor removes it entirely, along with its evaluation history, which means you lose the ability to review what happened during the muted period afterward, and you'd have to recreate the exact same configuration from scratch to monitor that condition again.
Downtime is also easily scheduled and automatically expires, whereas a deleted monitor requires someone to remember to manually recreate it once maintenance ends - a common source of monitoring gaps if forgotten.
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