pinger

pinger.rb

require 'net/http'
require 'uri'

GC.disable
threads = 100.times.map do
  Thread.new do
    10.times do
      uri = URI.parse('http://example.com')
      http = Net::HTTP.new(uri.host, uri.port)
      request = Net::HTTP::Get.new(uri.request_uri)

      start_time = Time.now

      response = http.request(request)
      puts "fetch in #{((Time.now - start_time) * 1000)} ms, GC.count is #{GC.count}"
    end
  end
end

threads.each(&:join)