Report - Performance Lab 2.8.0

Does Performance Lab work with WordPress 6.4.3 and PHP 8.1.12? A smoke test was performed on 2024-01-31 00:58:43 UTC.

Summary

Errors

	No PHP errors, warnings or notices
	No JavaScript exceptions
	All test pages loaded successfully
	No resource errors
	Looks good! No problems were detected.

Performance

Memory usage: 71 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 version	6.4.3
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2025-08-25T19:24:00+00:00
Active installs	200,000+
WordPress.org page	https://wordpress.org/plugins/performance-lab/
Badges	Get badge code

Pages 4

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=performance-lab%2Fload.php&plugin_status=all&paged=1&s&_wpnonce=f12a0bf49d
Aspect	after-activation
HTTP status	200
Load time	0.275 s
Memory usage	3.4 MiB
JS errors	None
Resource errors	None

Tools → Server-Timing

URL	/wp-admin/tools.php?page=perflab-server-timing
Aspect	menu-item
HTTP status	200
Load time	0.165 s
Memory usage	3.37 MiB
JS errors	None
Resource errors	None

Settings → Performance

URL	/wp-admin/options-general.php?page=perflab-modules
Aspect	menu-item
HTTP status	200
Load time	16.476 s
Memory usage	3.72 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.180 s
Memory usage	3.37 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.350 s	0.320 s	-0.030 s	3.38 MiB	3.46 MiB	+ 81.15 KiB
/wp-admin/edit.php	0.194 s	0.204 s	+0.010 s	3.41 MiB	3.48 MiB	+ 78.87 KiB
/wp-admin/post-new.php	0.844 s	0.614 s	-0.230 s	5.46 MiB	5.54 MiB	+ 82.44 KiB
/wp-admin/upload.php	0.530 s	0.375 s	-0.155 s	3.32 MiB	3.38 MiB	+ 61.46 KiB
/wp-admin/options-writing.php	0.219 s	0.176 s	-0.043 s	3.32 MiB	3.37 MiB	+ 54.02 KiB
/wp-admin/media-new.php	0.303 s	0.265 s	-0.038 s	3.3 MiB	3.37 MiB	+ 73.65 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.203 s	0.405 s	+0.202 s	3.31 MiB	3.39 MiB	+ 78.82 KiB
/wp-admin/post-new.php?post_type=page	0.569 s	0.554 s	-0.015 s	5.45 MiB	5.53 MiB	+ 82.02 KiB
/wp-admin/options-discussion.php	0.267 s	0.240 s	-0.027 s	3.3 MiB	3.36 MiB	+ 61.92 KiB
/wp-admin/edit-comments.php	0.280 s	0.223 s	-0.057 s	3.34 MiB	3.4 MiB	+ 61.45 KiB
/	0.291 s	0.186 s	-0.105 s	3.31 MiB	3.37 MiB	+ 65.18 KiB
Average	0.368 s	0.324 s	-0.044 s	3.72 MiB	3.79 MiB	+ 71 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.

PHP

Language		%	Lines of code	Comment lines	Files
	PHP	95.3%	3,635	2,074	34
	JavaScript	4.5%	171	14	3
	JSON	0.3%	10	0	1
Total			3,816	2,088	38

PHP Code Analysis | More results »

Lines of code	3,552
Total complexity	738
Median class complexity	12.0
Median method complexity	2.0
Most complex class	Perflab_Server_Timing
Most complex function	perflab_render_plugin_card()

Classes	4
Methods	17
Functions	118

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.

No new entries found.

PHP Error Log

The log file is empty.