gistfile1.txt

old-stumpy:Documents josh$ ruby test.rb 
with create_additions
  4.270000   0.030000   4.300000 (  4.348951)
  4.270000   0.020000   4.290000 (  4.353974)
  4.270000   0.030000   4.300000 (  4.337681)
  4.280000   0.020000   4.300000 (  4.316854)
  4.270000   0.020000   4.290000 (  4.325486)
without create_additions
  4.210000   0.030000   4.240000 (  4.284506)
  4.210000   0.030000   4.240000 (  4.266183)
  4.190000   0.020000   4.210000 (  4.238301)
  4.200000   0.020000   4.220000 (  4.266606)
  4.210000   0.030000   4.240000 (  4.278013)
old-stumpy:Documents josh$ ruby19 test.rb 
with create_additions
  3.820000   0.030000   3.850000 (  3.899758)
  3.800000   0.020000   3.820000 (  3.831079)
  3.790000   0.020000   3.810000 (  3.819608)
  3.810000   0.020000   3.830000 (  3.850160)
  3.800000   0.020000   3.820000 (  3.839624)
without create_additions
  3.720000   0.020000   3.740000 (  3.752126)
  3.730000   0.020000   3.750000 (  3.809361)
  3.730000   0.020000   3.750000 (  3.776262)
  3.730000   0.020000   3.750000 (  3.775406)
  3.730000   0.030000   3.760000 (  3.778130)
old-stumpy:Documents josh$ jruby test.rb 
with create_additions
  4.717000   0.000000   4.717000 (  4.717000)
  4.608000   0.000000   4.608000 (  4.607000)
  4.593000   0.000000   4.593000 (  4.593000)
  4.619000   0.000000   4.619000 (  4.619000)
  4.604000   0.000000   4.604000 (  4.604000)
without create_additions
  4.515000   0.000000   4.515000 (  4.515000)
  4.503000   0.000000   4.503000 (  4.503000)
  4.480000   0.000000   4.480000 (  4.480000)
  4.501000   0.000000   4.501000 (  4.501000)
  4.503000   0.000000   4.503000 (  4.503000)


======


require 'benchmark'
require 'rubygems'
require 'json'

json = '[{"test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test"},{"test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test"},{"test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test"},{"test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test"},{"test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test", "test" : "test"}]'

puts "with create_additions"
5.times do
  puts Benchmark.measure {
    50_000.times {JSON.parse(json, :create_additions => true)}
  }
end

puts "without create_additions"
5.times do
  puts Benchmark.measure {
    50_000.times {JSON.parse(json, :create_additions => false)}
  }
end