用RedisCluster方案
https://pecl.php.net/package/redis
https://github.com/JetBrains/phpstorm-stubs/blob/master/redis/RedisCluster.php
new RedisCluster($name, $seeds, $timeout = null, $readTimeout = null, $persistent = false, $auth = null) { }
原文：https://www.cnblogs.com/jking10/p/12849006.html