Timing chart

bar_chart.rb

#!/usr/bin/env ruby
#
# https://github.com/mattetti/googlecharts
# http://mattetti.github.com/googlecharts/
#
# Install:
#   gem install googlecharts
#
# GitHub Flavord Markdown:
#   ![chart title](http://chart.apis.google.com/chart?...)
#
require "gchart"

# From TCS Ruby 1.9.3 timing results
data = {
  :Vanilla => 8.283,
  :Patched => 2.262,
}

max_y = 10
puts Gchart.bar(
  :size => '400x240',
  :title => 'Rails Startup Time [sec]',
  :title_size => 10,
  :bar_width_and_spacing => '60,30',
  :axis_with_labels => ['x', 'y'],
  :axis_labels => [data.keys.join("|")],
  :axis_range => [[], [0, max_y]],
  :max_value => max_y,
  :data => data.values,
#  :format => :image_tag,
).gsub(/%([\[\]])/, '\1') # remove unwanted '%'

• plain vanilla MRI 1.9.3p0 vs tcs-ruby193_require_winio_fenix-20111223.7z
• Rails 3.2.0.rc1 on Win7 (32bit) Summary Comparison
• timer ruby script\rails r "p $LOAD_PATH.size, $LOADED_FEATURES.size"