rb_bench_press.rb

# A probably flawed benchmark. Interested in your 2.6.3 vs TruffleRuby vs 3.0 times though :)
# Usage: open irb. paste in the below function.
def press
  puts "Ruby version: #{RUBY_VERSION}, patchlevel: #{RUBY_PATCHLEVEL}, platform: #{RUBY_PLATFORM}, release date: #{RUBY_RELEASE_DATE}"
  count=0
  start = Time.now
  (1..10000).each { |value| count=count+value }; puts count
  finish = Time.now
  
  (finish - start)
end

#Ian output (2.6.3) Thinkpad x1 carbon ubuntu 20
# 0.000419629
# 0.000437511
# 0.000416412

Found this stackoverflow useful for determining the version you're running in code: https://stackoverflow.com/questions/1589751/determine-ruby-version-from-within-rails
Thought it would be useful for recording the output.

Ruby version: 3.0.0, patchlevel: -1, platform: x86_64-linux, release date: 2020-12-20

0.00186655

0.00140321

0.00245121