(PECL gearman >= 0.5.0)
GearmanWorker::addServer — Add a job server
$host = 127.0.0.1, int $port = 4730): boolAdds a job server to this worker. This goes into a list of servers than can be used to run jobs. No socket I/O happens here.
host任务服务器主机名。
port任务服务器端口号。
成功时返回 true， 或者在失败时返回 false。
示例 #1 Add alternate Gearman servers
<?php
$worker= new GearmanWorker();
$worker->addServer("10.0.0.1");
$worker->addServer("10.0.0.2", 7003);
?>