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Hadoop HDFS Disk Space Low
warning

Description Available HDFS disk space is running low.
Query for 15m 
>>>
	
				
					(
				
			
				
					
				
			
				
					 - 
				
			
				
					
				
			
				
					) / 
				
			
				
					
				
			
				
					 < 0.1
Query Explanation

The query computes the fraction of free HDFS space as (total - used) / total, and the alert triggers when this free‑space fraction falls below 0.1 (i.e., less than 10 % remaining).

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