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Redis replication broken
critical

Description Redis instance lost a slave
Query 
>>>
	
				
					
					
						delta
					
				
			
				
					(
				
			
				
					
				
			
				
					[1m]) < 0
Query Explanation

The query measures the change (delta) of redis_connected_slaves over the last minute, and fires when the change is negative (< 0), i.e., when the number of connected slaves drops. Any loss of a slave within a 1‑minute window will trigger the alert.

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