AlertmanagerFailedReload #

Meaning #

The alert AlertmanagerFailedReload is triggered when the Alertmanager instance for the cluster monitoring stack has consistently failed to reload its configuration for a certain period.

Impact #

Alerts for cluster components may not be delivered as expected.

Diagnosis #

Check the logs for the alertmanager-main pods in the monitoring namespace:

$ kubectl -n monitoring logs -l 'alertmanager=main'

Mitigation #

The resolution depends on the particular issue reported in the logs.