Manual:lag.php

<td class="mw-version-versionbox" title="<translate nowrap> The latest stable version is <tvar name=1>1.41</tvar></translate>">

<translate> ≥</translate> 1.16

<translate> MediaWiki version:</translate>

MediaWiki file: lag.php
Location:	maintenance/
Source code:	master • 1.41.1 • 1.40.3 • 1.39.7
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.	<translate> Optional</translate>

Usage

php maintenance/lag.php [ --r ]

Terminal

$ php maintenance/lag.php

primary.db            1
replica.db            2

See also

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