MongoDB\Driver\Server::getLatency

(mongodb >=1.0.0)

MongoDB\Driver\Server::getLatencyReturns the latency of this server in milliseconds

Description

final public MongoDB\Driver\Server::getLatency(): ?integer

Returns the latency of this server in milliseconds. This is the client's measured » round trip time of a hello command.

Parameters

This function has no parameters.

Return Values

Returns the latency of this server in milliseconds, or null if no latency has been measured (e.g. client is connected to a load balancer).

Errors/Exceptions

Changelog

Version Description
PECL mongodb 1.11.0 This method will return null if no latency has been measured. In earlier versions, an integer was always returned and an unset value might be reported as -1.

Examples

Example #1 MongoDB\Driver\Server::getLatency() example

<?php

$manager
= new MongoDB\Driver\Manager("mongodb://localhost:27017/");
$server = $manager->selectServer();

var_dump($server->getLatency());

?>

The above example will output something similar to:

int(592)

See Also

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