class Prometheus::Sample

• Prometheus::Sample
• Reference
• Object

Overview

Represents a single sample value at a point in time.

A Sample combines:

• A metric name
• A set of labels
• A numeric value
• An optional timestamp

Samples are used to represent the actual data points collected by metrics. The Sample format follows the Prometheus exposition format:

metric_name{label="value"} 42
# Or with timestamp:
metric_name{label="value"} 42 1234567890

Defined in:

Constructors

• .new(name : String, labels : LabelSet, value : Float64, timestamp : Int64 | Nil = nil)

Instance Method Summary

• #labels : LabelSet
• #name : String
• #timestamp : Int64 | Nil
• #to_s(io : IO)

  Appends a short String representation of this object which includes its class name and its object address.

• #value : Float64

Constructor Detail

Instance Method Detail

class Person
  def initialize(@name : String, @age : Int32)
  end
end

Person.new("John", 32).to_s # => #<Person:0x10a199f20>