GetPriorityFunc is the function to get the priority of an item We use the namespace label to get the priority of an item.

SetPriorityQueueMetricsProvider sets the metrics provider for all subsequently created work queues.

CounterWithPriorityMetric represents a single numerical value that only ever goes up.

GaugeWithPriorityMetric represents a single numerical value that can arbitrarily go up and down.

HistogramWithPriorityMetric counts individual observations.

PriorityQueueMetricsProvider generates various metrics used by the priority queue.

SettableGaugeWithPriorityMetric represents a single numerical value that can arbitrarily go up and down.

SummaryWithPriorityMetric captures individual observations.