Prometheus not connected to alertmanager
critical

Description Prometheus cannot connect the alertmanager
Query
>>>
	
				
					
				
			
				
					 < 1
				
			
    
Query Explanation

The prometheus_notifications_alertmanagers_discovered metric tracks the number of Alertmanager instances Prometheus has successfully discovered and is configured to send alerts to. This alert triggers when Prometheus discovers zero Alertmanager instances, indicating a failure in configuration or connectivity that prevents it from sending alerts.

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