MongoDB\Driver\Server::getLatency
(mongodb >=1.0.0)
MongoDB\Driver\Server::getLatency — Returns the latency of this server in milliseconds
Açıklama
Returns the latency of this server in milliseconds. This is the client's
measured
» round trip time
of a hello command.
Bağımsız Değişkenler
Bu işlevin bağımsız değişkeni yoktur.
Dönen Değerler
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).
Hatalar/İstisnalar
- Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
Sürüm Bilgisi
| Sürüm: | Açıklama |
|---|---|
| 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.
|
Örnekler
Örnek 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());
?>Yukarıdaki örnek şuna benzer bir çıktı üretir:
int(592)
Ayrıca Bakınız
- MongoDB\Driver\Server::getInfo() - Returns an array of information describing this server
- MongoDB\Driver\ServerDescription::getRoundTripTime() - Returns the server's round trip time in milliseconds
- » Server Discovery and Monitoring Specification
add a note
User Contributed Notes
There are no user contributed notes for this page.
