何旭东chucai的专栏

ActiveRecord 的 connection_poll 使用了 Monit       class Reaper attr_reader :pool, :frequency def initialize(pool, frequency) @pool = pool @frequency = frequency

require 'thread' q = Queue.new producter = Thread.new { 10.times { |i| q.push i sleep 1 } q.push nil } consumer = Thread.new { loop { i = q.pop break if i == nil puts i