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Nats leaf node connection issue
critical

Description No leaf node connections have been established in the last 5 minutes
Query for 5m 
>>>
	
				
					
					
						increase
					
				
			
				
					(
				
			
				
					
				
			
				
					[5m]) == 0
Query Explanation

The query measures how many leaf‑node connections have been added in the past 5 minutes by calculating increase(gnatsd_varz_leafnodes[5m]); if this value is 0, it means no new leaf‑node connections were established during that period, which triggers the alert.

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