一个永恒运行的PHP脚本 sleep
一个永久运行的PHP脚本 sleep
看过以前提问的帖子,是判断是否只有一个永久运行脚本在运行
现在想问下sleep()1秒
sleep()10秒
sleep()1分钟
sleep()半小时
sleep()一小时
时间上的不同对服务器压力,内存占用这些有多大影响,只有一个在运行,后来运行的会判断是否已有运行
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