Check the real interval between sleep : sleep « Threads « Ruby






  1. Ruby
  2. Threads
  3. sleep

Check the real interval between sleep


interval = 1.0
10.times do |x|
  t1 = Time.new
  sleep(interval)
  actual = Time.new - t1

  difference = (actual-interval).abs
  percent_difference = difference / interval * 100
  printf("%.9f %.6f %.6f (%.2f%%)\n",interval, actual, difference, percent_difference)

  interval /= 10
end








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4.Sleep for less then a second.