benchmark.rb

# gem install benchmark_suite
require 'benchmark/ips'

class Foo1
  def foo
    "bar"
  end
  
  def foo_call
    foo
  end
end

class Foo2 < Foo1
  def foo
    super()
  end
  
  def foo_call
    foo
  end
end

class Foo2ZSuper < Foo1
  def foo
    super
  end
end

module Other
  def foo
    "bar"
  end
end

class Foo2Included
  include Other

  def foo
    super()
  end
  
  def foo_call
    foo
  end
end

class Foo2IncludedZSuper
  include Other

  def foo
    super
  end
end

Benchmark.ips do |r|
  foo1 = Foo1.new
  foo2 = Foo2.new
  foo2z = Foo2ZSuper.new
  foo2i = Foo2Included.new
  foo2iz = Foo2IncludedZSuper.new

  r.report('control') do |n|
    n.times { foo1 }
  end

  r.report('call') do |n|
    n.times { foo1.foo }
  end
  
  r.report('call from same class') do |n|
    n.times { foo1.foo_call }
  end

  r.report('call from subclass') do |n|
    n.times { foo2.foo_call }
  end

  r.report('super from subclass') do |n|
    n.times { foo2.foo }
  end

  r.report('zsuper from subclass') do |n|
    n.times { foo2z.foo }
  end

  r.report('call from includer') do |n|
    n.times { foo2i.foo_call }
  end

  r.report('super from includer') do |n|
    n.times { foo2i.foo }
  end

  r.report('zsuper from includer') do |n|
    n.times { foo2iz.foo }
  end
end

jruby.txt

system ~/projects/jruby/gist-1640205 $ jruby -v --server -rubygems benchmark.rb 
jruby 1.7.0.dev (ruby-1.8.7-p357) (2012-01-19 02a0168) (Java HotSpot(TM) 64-Bit Server VM 1.6.0_29) [darwin-x86_64-java]
             control 33483240.7 (±4.5%) i/s -  166031140 in   4.982449s (cycle=64780)
                call 15254937.7 (±5.0%) i/s -   75887588 in   4.990673s (cycle=74254)
call from same class 10774596.1 (±4.3%) i/s -   53716516 in   4.996265s (cycle=70126)
  call from subclass  8582834.0 (±4.8%) i/s -   42750881 in   4.995250s (cycle=67751)
 super from subclass  9829902.1 (±5.3%) i/s -   48894300 in   4.991300s (cycle=69849)
zsuper from subclass  9132835.2 (±5.2%) i/s -   45419614 in   4.989866s (cycle=70309)
  call from includer  8337698.5 (±7.0%) i/s -   41382627 in   4.995220s (cycle=66001)
 super from includer  9952312.4 (±5.0%) i/s -   49542165 in   4.993507s (cycle=64761)
zsuper from includer  9143720.7 (±5.1%) i/s -   45527840 in   4.994840s (cycle=67952)

system ~/projects/jruby/gist-1640205 $ pickjdk 6
New JDK: 1.7.0u.jdk

system ~/projects/jruby/gist-1640205 $ jruby -v --server -rubygems benchmark.rb 
jruby 1.7.0.dev (ruby-1.8.7-p357) (2012-01-19 02a0168) (OpenJDK 64-Bit Server VM 1.7.0-u2-b21) [darwin-amd64-java]
             control 35609992.5 (±5.1%) i/s -  175179152 in   4.953589s (cycle=53392)
                call 22001980.1 (±5.4%) i/s -  109188588 in   4.984873s (cycle=142917)
call from same class 21756807.3 (±6.1%) i/s -  107956017 in   4.987643s (cycle=140751)
  call from subclass 13572134.0 (±5.2%) i/s -   67552870 in   4.993799s (cycle=125330)
 super from subclass 13008568.0 (±3.9%) i/s -   64817760 in   4.992279s (cycle=128352)
zsuper from subclass 11857333.3 (±4.5%) i/s -   59094084 in   4.995389s (cycle=134918)
  call from includer 13446703.0 (±6.0%) i/s -   64908480 in   4.990150s (cycle=135226)
 super from includer 12637357.3 (±4.9%) i/s -   62900370 in   4.992724s (cycle=130770)
zsuper from includer 10969694.9 (±7.2%) i/s -   54352207 in   4.990915s (cycle=134869)

mri-1.9.3.txt

system ~/projects/jruby/gist-1640205 $ rvm 1.9.3 do ruby -rubygems benchmark.rb 
             control 19140379.4 (±3.7%) i/s -   95488848 in   4.998993s (cycle=74952)
                call  5689994.9 (±4.8%) i/s -   28402488 in   5.005694s (cycle=66987)
call from same class  4319850.3 (±4.0%) i/s -   21576402 in   5.003740s (cycle=64794)
  call from subclass  3643588.3 (±3.9%) i/s -   18193555 in   5.001970s (cycle=59651)
 super from subclass  4598955.6 (±4.0%) i/s -   22967232 in   5.003179s (cycle=62752)
zsuper from subclass  4595192.8 (±4.5%) i/s -   22922214 in   5.000849s (cycle=62629)
  call from includer  3632468.7 (±3.6%) i/s -   18148415 in   5.003532s (cycle=59503)
 super from includer  4589971.1 (±4.0%) i/s -   22909239 in   5.000413s (cycle=59197)
zsuper from includer  4536699.7 (±4.6%) i/s -   22655550 in   5.005895s (cycle=62070)

rbx.txt

system ~/projects/jruby/gist-1640205 $ ../../rubinius/bin/rbx -v -rubygems benchmark.rb 
rubinius 2.0.0dev (1.8.7 9c853513 yyyy-mm-dd JI) [x86_64-apple-darwin10.8.0]
             control 74588822.0 (±4.7%) i/s -  368322488 in   4.954053s (cycle=49559)
                call 18951778.7 (±5.4%) i/s -   93971113 in   4.979576s (cycle=64763)
call from same class 16911131.2 (±4.0%) i/s -   84073446 in   4.982241s (cycle=65022)
  call from subclass  8539707.4 (±3.4%) i/s -   42529360 in   4.987913s (cycle=56555)
 super from subclass  8850029.0 (±9.3%) i/s -   43475580 in   4.983637s (cycle=58910)
zsuper from subclass  4644906.1 (±3.5%) i/s -   23136942 in   4.988667s (cycle=53682)
  call from includer  9247736.2 (±3.6%) i/s -   46061433 in   4.989120s (cycle=60687)
 super from includer 10013857.4 (±2.6%) i/s -   49918804 in   4.988641s (cycle=61934)
zsuper from includer  4558668.3 (±4.5%) i/s -   22689387 in   4.990417s (cycle=54411)