gistfile1.rb

require 'benchmark'
require 'em-synchrony'
require 'em-synchrony/connection_pool'

require 'em-synchrony/activerecord'
require 'mysql2'
require 'active_record'



#require 'rack/fiber_pool'


ActiveRecord::Base.establish_connection({:host => 'localhost',
                                         :adapter => "em_mysql2",
                                         :database => 'ask.fm',
                                         :username => 'root',
                                         :password => 'xxxxxxx',
                                         :encoding => 'utf8',
                                         :pool => 1,
                                         :real_pool => 1,
                                         :connections => 1}
)

RAILS_ROOT = Dir.pwd
require File.join(RAILS_ROOT, "/app/jobs/models/user.rb")

EM.synchrony do
  timer = Time.now

    fibers = []
    1.upto(10) do
      fibers << Fiber.new do
        time = Benchmark.realtime {
          1.upto(10000) do |index|
            User.find_by_id(index)
          end
        }
        puts "#{time*1000} milliseconds"
      end
    end
    fibers.each { |t| t.resume }

  Fiber.new do
    loop do
      unless fibers.any?(&:alive?)
        puts ""
        puts "Total time: #{Time.now - timer}"
        EM.stop
      end

      EM::Synchrony.sleep 0.5
    end
  end.resume

end