Speed comparisons for complicated app/action ruby 2.0.0 vs 1.9.3-p392 in thin, webrick and unicorn

gistfile1.txt

100x requests to the same action performed in sequence via curl

# 2.0.0-p0 - Unicorn

total time 23.029224000000003
average times 0.23029224000000004
min 0.160939
max 0.368869

# 1.9.3-p392 - Unicorn

total time 20.123345999999998
average times 0.20123345999999998
min 0.160461
max 0.250042

# 2.0.0-p0 - Webrick (rails s)

total time 19.932098999999997
average times 0.19932098999999998
min 0.142152
max 1.052716

# 1.9.3-p392 - Webrick (rails s)

total time 19.83378399999999
average times 0.1983378399999999
min 0.143311
max 1.151987

# 2.0.0-p0 thin

total time 21.462498000000007
average times 0.21462498000000008
min 0.136645
max 0.299611

# 1.9.3-p392 thin

total time 18.081339999999997
average times 0.18081339999999999
min 0.138163
max 0.258644

# 2.0.0-p0 puma

total time 20.564277999999998
average times 0.20564277999999997
min 0.134949
max 0.307431

# 1.9.3-p392 puma

total time 18.203099
average times 0.18203099
min 0.139841
max 0.233363

test.rb

# the version of ruby used for this script did not change between tests.

require 'benchmark'
results = 100.times.map do
  Benchmark.realtime do
    IO.popen("curl http://localhost:3000/api/polls.json").read
  end
end


puts <<-RESULTS
total time #{results.reduce(&:+)}
average times #{results.reduce(&:+)/results.length.to_f}
min #{results.min}
max #{results.max}
RESULTS