root@vagrant-ubuntu-trusty-64:/var/www/queueing# php monitor.php
PHP Fatal error: Uncaught exception 'RedisException' with message 'Redis server went away' in /var/www/queueing/monitor.php:18
Stack trace:

0 /var/www/queueing/monitor.php(18): Redis->subscribe(Array, 'callback')

刚开始是好的，一分钟以后会报这个错误

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到Google搜索你可以得到这个答案：
https://www.google.com/search?newwindow=1&es_sm=93&q=Redis+ser...
比如：
http://stackoverflow.com/questions/24985156/fatal-error-uncaught-excep...

伸手党任何地方都不被欢迎