HDFS top n

Metrics that show top-level usage in HDFS.

Metrics that show

Which users perform most HDFS operations on the cluster
Which HDFS operations run most often on the cluster.

Table 1. HDFS top n metrics descriptions
Row	Metrics	Description
TOP N - OPERATIONS COUNT	Top N Total Operations Count 1 min sliding window	Represents the metrics that show the total operation count per operation for all users. Shown for 1-minute interval.
	Top N Total Operations Count 5 min sliding window	Represents the metrics that show the total operation count per operation for all users. Shown for 5-minute interval.
	Top N Total Operations Count 25 min sliding window	Represents the metrics that show the total operation count per operation for all users. Shown for 25-minute interval.
TOP N - TOTAL OPERATIONS COUNT BY USER	Top N Total Operations Count by User 1 min sliding window	Represents the metrics that show the total operation count per user. Shown for 1-minute intervals.
	Top N Total Operations Count by User 5 min sliding window	Represents the metrics that show the total operation count per user. Shown for 5-minute intervals.
	Top N Total Operations Count by User 25 min sliding window	Represents the metrics that show the total operation count per user. Shown for 25-minute intervals.
TOP N - OPERATIONS BY USER	TOP N - Operations by User 1 min sliding window	Represents the drilled down User x Op metrics against the TotalCount Shown for 1-minute intervals.
	TOP N - Operations by User 5 min sliding window	Represents the drilled down User x Op metrics against the TotalCount. Shown for 5-minute intervals.
	TOP N - Operations by User 25 min sliding window	Represents the drilled down User x Op metrics against the TotalCount. Shown for 25-minute intervals.