PHP的mongo模块使用域名访问mongodb时，其连接池是用域名做key来记录长连接的
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... 'gm9004.mars.grid.sina.com.cn:9004....28953' => array ( 'in use' => 0, 'in pool' => 1, 'remaining' => -2, 'total' => -1, 'timeout' => 498, 'waiting' => 0, ), 'gm9002.mars.grid.sina.com.cn:9002....28953' => array ( 'in use' => 0, 'in pool' => 1, 'remaining' => -2, 'total' => -1, 'timeout' => 498, 'waiting' => 0, ), ... |