#!/usr/bin/ruby require "thread" puts "SizedQuee Test" queue = Queue.new producer = Thread.new do 10.times do |i| sleep rand(i) # 让线程睡眠一段时间 queue << i puts "#{i} produced" end end consumer = Thread.new do 10.times do |i| value = queue.pop sleep rand(i/2) puts "consumed #{value}" end end consumer.join