Silence active alert prometheus
Create a silence to mute alert notifications during maintenance
amtool silence add --alertmanager.url=http://alertmanager:9093 alertname=<name> --duration=2h --comment='Maintenance'
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List silences
amtool silence query --alertmanager.url=http://alertmanager:9093
Expire silence
amtool silence expire <id> --alertmanager.url=http://alertmanager:9093
Check alertmanager config
amtool check-config alertmanager.yml
List active alerts
amtool alert query --alertmanager.url=http://alertmanager:9093
Reload Prometheus config
curl -X POST http://prometheus:9090/-/reload