Object creation benchmark

benchmark.rb

require 'benchmark/ips'

class Service
	def call(a, b)
		a + b
	end
end

Benchmark.ips do |x|
	x.report("creation") do
		Service.new
	end
end

Benchmark.ips do |y|
	a = 1
	b = 2

	y.report("without reuse") do
		Service.new.call(a, b)
	end

	service = Service.new
	y.report("with reuse") do
		service.call(a, b)
	end
end

Warming up --------------------------------------
            creation   201.819k i/100ms
Calculating -------------------------------------
            creation      5.168M (± 8.9%) i/s -     25.631M in   5.004994s
Warming up --------------------------------------
       without reuse   191.692k i/100ms
          with reuse   256.987k i/100ms
Calculating -------------------------------------
       without reuse      4.352M (± 9.3%) i/s -     21.661M in   5.027314s
          with reuse      8.336M (± 6.4%) i/s -     41.632M in   5.014777s