Manual:lag.php

MediaWiki version:

≥ 1.16

MediaWiki file: lag.php
Location:	maintenance/
Source code:	master • 1.42.4 • 1.41.5 • 1.39.11
Classes:	DatabaseLag

Details

lag.php file is a maintenance script to show database lag.

Options/Arguments

Option	Description	Required?
--r	Do not exit, just update the database lag every 5 seconds.	Optional

Usage

php maintenance/run.php lag [ --r ]

Terminal

$ php maintenance/run.php lag

primary.db            1
replica.db            2

In MediaWiki version 1.39.10 and earlier, you must invoke maintenance scripts using php maintenance/scriptName.php instead of php maintenance/run.php scriptName.

See also

• Database access#Lag
• Manual:GetLagTimes.php
• Manual:$wgDBservers