Performance Lab 1.0.0-beta.3

Does Performance Lab work with WordPress 5.9.2 and PHP 7.4.8? A smoke test was performed on .


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

Memory usage: 14.93 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.

WordPress version5.9.2
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 100,000+ page

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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=performance-lab%2Fload.php&plugin_status=all&paged=1&s&_wpnonce=708d8e30fc
Aspect after-activation
HTTP status 200
Load time 0.305 s
Memory usage 3.28 MiB
JS errors None
Resource errors None

Settings → Performance

Page screenshot: Settings → Performance
URL /wp-admin/options-general.php?page=perflab-modules
Aspect menu-item
HTTP status 200
Load time 0.139 s
Memory usage 3.26 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
Aspect front-page
HTTP status 200
Load time 0.307 s
Memory usage 3.36 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.346 s0.390 s+0.044 s3.37 MiB3.39 MiB+ 18.8 KiB
/wp-admin/edit.php0.170 s0.187 s+0.017 s3.4 MiB3.42 MiB+ 18.44 KiB
/wp-admin/post-new.php0.998 s1.191 s+0.193 s6.17 MiB6.19 MiB+ 22 KiB
/wp-admin/upload.php0.380 s0.329 s-0.051 s3.25 MiB3.27 MiB+ 25.3 KiB
/wp-admin/options-writing.php0.320 s0.139 s-0.181 s3.24 MiB3.25 MiB+ 9.16 KiB
/wp-admin/media-new.php0.261 s0.198 s-0.063 s3.23 MiB3.25 MiB+ 25.48 KiB
/wp-admin/edit-tags.php?taxonomy=category0.177 s0.178 s+0.001 s3.27 MiB3.28 MiB+ 18.38 KiB
/wp-admin/post-new.php?post_type=page0.929 s0.972 s+0.043 s6.17 MiB6.18 MiB+ 17.59 KiB
/wp-admin/options-discussion.php0.218 s0.309 s+0.091 s3.22 MiB3.25 MiB+ 25.79 KiB
/wp-admin/edit-comments.php0.205 s0.211 s+0.006 s3.27 MiB3.29 MiB+ 17.29 KiB
/0.271 s0.275 s+0.004 s3.4 MiB3.36 MiB- 34.04 KiB
Average 0.389 s0.398 s+0.009 s3.82 MiB3.83 MiB+ 14.93 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.

Language % Lines of code Comment lines Files
Total 1,241 738 10

PHP Code Analysis | More results »

Lines of code 1,225
Total complexity 260
Median class complexity 0.0
Median method complexity 0.0
Most complex class
Most complex function webp_uploads_create_sources_property()
Classes 0
Methods 0
Functions 48


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.

See also: All tests for this plugin, How to Hide Performance Lab Admin Menus