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Revision: 48676
at July 7, 2011 16:26 by Shamaoke
Initial Code 
# encoding: utf-8

require 'net/http'
require 'benchmark'

class StatusFetcher
  attr_reader :result

  def initialize
    @result = []
  end

  def self.start!
    new
  end
end

class ThreadStatusFetcher < StatusFetcher
  def initialize
    super
    threads = []
    %w{ stackoverflow.com
        superuser.com
        systemfault.com
      }.each do |page|
      threads << Thread.new(page) do |url|
        http = Net::HTTP.new(url, 80)
        @result << "#{url}: #{http.get('/').message}"
      end
    end
    threads.each(&:join)
  end
end

class SimpleStatusFetcher < StatusFetcher
  def initialize
    super
    %w{ stackoverflow.com
        superuser.com
        systemfault.com
      }.each do |url|
        http = Net::HTTP.new(url, 80)
        @result << "#{url}: #{http.get('/').message}"
    end
  end
end

Benchmark.bm(8) do |r|
  r.report('simple') { SimpleStatusFetcher.start!.result }
  r.report('thread') { ThreadStatusFetcher.start!.result }
end
Initial URL 

                                

                                                            

                                    

                                        

                                        Initial Description
                                        

                                    

                                    
Connect to three sites using threads and without using them. Fetch the response. Measure the benchmark.

                                

                                                            

                                    

                                        

                                        Initial Title
                                        

                                    

                                    
Ruby. Thread benchmark

                                

                                                            

                                    

                                        

                                        Initial Tags
                                        

                                    

                                    
ruby

                                

                                                            

                                    

                                        

                                        Initial Language
                                        

                                    

                                    
Ruby