Histogram

new Histogram(optionsopt)

Description:

• • Histogram - Keeps a resevoir of statistically relevant values biased towards the last 5 minutes to explore their distribution
    • count: The number of observed values.
    • min: The lowest observed value.
    • max: The highest observed value.
    • mean: The average of all observed values.
    • dev: The standard deviation of all observed values.
    • med: median, 50% of all values in the resevoir are at or below this value.
    • p75: See median, 75% percentile.
    • p95: See median, 95% percentile.
    • p99: See median, 99% percentile.
    • p999: See median, 99.9% percentile.

Source:

• metrics/Histogram.js, line 6

Parameters:

Name	Type	Attributes	Description
options	object	<optional>