Remove alert rules
Sometimes an alert rule doesn’t make any sense. Be it that the rule is built on assumptions that don’t apply. Be it that the rule isn’t actionable. If that alert is triggered regularly, it generates a lot of noise and drives us towards alert fatigue. This how to explains how to get rid of such an alert rule.
Identify the name of the alert
- Within Prometheus
On the Alerts list, the name is shown within the colored box. When an alert is expanded, the name is found within the property
- Whithin Alertmanager
The alertname is found within the property
Add the name to the list of ignored alerts
parameters: openshift4_monitoring: alerts: ignoreNames: - MyAlertName
Do so on whatever hierarchy level is the most appropriate.
Some alerts start with the prefix
SYN_. If such an alert must be excluded, omit the prefix when adding it to