NewCounters creates a new counter vec.

NewGauges creates a new gauge vec.

NewHistograms creates a new histogram vec.

DefaultCounterConfig sets the default for a Counter.

DefaultGaugeConfig sets the defaults for a Gauge.

DefaultHistogramConfig sets the defaults for a Histogram.

CounterConfig defines a counter metric whose value only goes up.

Counters is a vector of counters for a log stream.

GaugeConfig defines a gauge metric whose value can go up or down.

Gauges is a vector of gauges for a log stream.

HistogramConfig defines a histogram metric whose values are bucketed.

Histograms is a vector of histograms for a log stream.

Expirable allows checking if something has exceeded the provided maxAge based on the provided currentTime.