YARN Queues

Metrics to see status of Queues on the YARN cluster.

Table 1. YARN Queues metrics descriptions
Row	Metrics	Description
NUM APPS	Apps Runnning	Current number of running applications.
	Apps Pending	Current number of pending applications.
	Apps Completed	Accumulated number of completed applications over time.
	Apps Failed	Accumulated number of failed applications over time.
	Apps Killed	Accumulated number of killed applications over time.
	Apps Submitted	Accumulated number of submitted applications over time.
NUM CONTAINERS	Containers Running	Current number of running containers.
	Containers Pending	Current number of pending containers.
	Containers Reserved	Current number of Reserved containers.
	Total Containers Allocated	Accumulated number of containers allocated over time.
	Total Node Local Containers Allocated	Accumulated number of node-local containers allocated over time.
	Total Rack Local Containers Allocated	Accumulated number of rack-local containers allocated over time.
	Total OffSwitch Containers Allocated	Accumulated number of off-switch containers allocated over time.
MEMORY UTILIZATION	Allocated Memory	Current amount of memory allocated for containers.
	Pending Memory	Current amount of memory asked by applications for allocating containers.
	Available Memory	Current amount of memory available for allocating containers.
	Reserved Memory	Current amount of memory reserved for containers.
	Memory Used by AM	Current amount of memory used by AM containers.
CONTAINER ALLOCATION DELAY	Ave AM Container Allocation Delay	Average time taken to allocate an AM container since the AM container is requested.