Maintenance 4.19

Does Maintenance work with WordPress 6.9 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
4PHP deprecation warnings
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 84.37 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: insignificant.
The plugin didn't make the site noticeably slower.

Environment
WordPress version6.9
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 1,000,000+
WordPress.org page https://wordpress.org/plugins/maintenance/
Badges

WordPress compatibility badge PHP compatibility badge

Get badge code

Pages 3

Plugins ‹ Test site — WordPress

Page screenshot: Plugins ‹ Test site — WordPress
URL /wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL /wp-admin/plugins.php?action=activate&plugin=maintenance%2Fmaintenance.php&plugin_status=all&paged=1&s&_wpnonce=8ee7b49f4b
Aspect after-activation
HTTP status 200
Load time 1.726 s
Memory usage 3.92 MiB
JS errors None
Resource errors None

Maintenance

Page screenshot: Maintenance
URL /wp-admin/admin.php?page=maintenance
Aspect menu-item
HTTP status 200
Load time 1.243 s
Memory usage 4.81 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.225 s
Memory usage 4.15 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.426 s0.528 s+0.102 s3.77 MiB3.87 MiB+ 97.45 KiB
/wp-admin/edit.php0.347 s0.315 s-0.032 s3.78 MiB3.87 MiB+ 94.56 KiB
/wp-admin/post-new.php0.834 s0.753 s-0.081 s6.3 MiB6.42 MiB+ 119.09 KiB
/wp-admin/upload.php0.696 s0.403 s-0.293 s3.73 MiB3.81 MiB+ 77.95 KiB
/wp-admin/options-writing.php0.317 s0.322 s+0.005 s3.71 MiB3.77 MiB+ 61.46 KiB
/wp-admin/media-new.php0.487 s0.429 s-0.058 s3.7 MiB3.77 MiB+ 69.66 KiB
/wp-admin/edit-tags.php?taxonomy=category0.318 s0.296 s-0.022 s3.71 MiB3.81 MiB+ 100.02 KiB
/wp-admin/post-new.php?post_type=page0.804 s0.667 s-0.137 s6.29 MiB6.41 MiB+ 116.52 KiB
/wp-admin/options-discussion.php0.323 s0.364 s+0.041 s3.71 MiB3.77 MiB+ 57.96 KiB
/wp-admin/edit-comments.php0.316 s0.314 s-0.002 s3.73 MiB3.81 MiB+ 77.46 KiB
/0.269 s0.187 s-0.082 s4.1 MiB4.15 MiB+ 55.95 KiB
Average 0.467 s0.416 s-0.051 s4.23 MiB4.31 MiB+ 84.37 KiB

Code Statistics

Note: Third-party libraries and minified JS/CSS files are excluded from these statistics where possible, so the numbers you see here may be lower than those reported by other tools.

SVG
PHP
CSS
Language % Lines of code Comment lines Files
SVG43.3%3,63832
PHP32.9%2,7635610
CSS17.8%1,497266
JavaScript5.9%495257
JSON0.0%101
Total 8,394 110 26

PHP Code Analysis | More results »

Lines of code 2,615
Total complexity 405
Median class complexity 33.0
Median method complexity 1.5
Most complex class MTNC
Most complex function mtnc_register_settings()
Classes 2
Methods 26
Functions 79

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Options wp_options 3

PHP Error Log 4 lines

[02-Dec-2025 21:05:22 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 21:05:22 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 21:05:31 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 21:05:31 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
See also: All tests for this plugin, How to Hide the "Maintenance" Admin Menu