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(mongodb >=1.0.0)
MongoDB\Driver\Server::getLatency — Returns the latency of this server
Returns the latency of this server (i.e. the client's measured » round trip time of an ismaster command).
此函数没有参数。
Returns the latency of this server.
Example #1 MongoDB\Driver\Server::getLatency() example
<?php
$manager = new MongoDB \ Driver \ Manager ( "mongodb://localhost:27017/" );
$rp = new MongoDB \ Driver \ ReadPreference ( MongoDB \ Driver \ ReadPreference :: RP_PRIMARY );
$server = $manager -> selectServer ( $rp );
var_dump ( $server -> getLatency ());
?>
以上例程的输出类似于:
int(592)