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Pulsar read only bookies
critical

Description Observing Readonly Bookies
Query for 5m 
>>>
	
				
					
					
						count
					
				
			
				
					(
				
			
				
					
				
			
				
					{} == 0) by (pod)
Query Explanation

The query counts how many bookie instances have bookie_SERVER_STATUS equal to 0 (read‑only) and groups that count by the pod label. The alert triggers when this count is greater than zero, meaning at least one pod reports a read‑only bookie.

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