Performance Lab 1.4.0

Does Performance Lab work with WordPress 6.0.2 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: 21.27 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.039 seconds
The average page load time increased by this amount after activating the plugin.

WordPress version6.0.2
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=d000b748b0
Aspect after-activation
HTTP status 200
Load time 0.498 s
Memory usage 3.72 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 0.237 s
Memory usage 3.64 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 0.359 s
Memory usage 3.58 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.415 s0.335 s-0.080 s3.72 MiB3.75 MiB+ 26.97 KiB
/wp-admin/edit.php0.242 s0.231 s-0.011 s3.76 MiB3.78 MiB+ 26.6 KiB
/wp-admin/post-new.php0.892 s1.231 s+0.339 s5.55 MiB5.59 MiB+ 38.29 KiB
/wp-admin/upload.php0.455 s0.542 s+0.087 s3.69 MiB3.71 MiB+ 25.47 KiB
/wp-admin/options-writing.php0.225 s0.173 s-0.052 s3.62 MiB3.62 MiB+ 5.38 KiB
/wp-admin/media-new.php0.455 s0.225 s-0.230 s3.66 MiB3.69 MiB+ 25.64 KiB
/wp-admin/edit-tags.php?taxonomy=category0.269 s0.242 s-0.027 s3.69 MiB3.72 MiB+ 26.55 KiB
/wp-admin/post-new.php?post_type=page0.656 s1.083 s+0.427 s5.54 MiB5.57 MiB+ 29.88 KiB
/wp-admin/options-discussion.php0.250 s0.311 s+0.061 s3.6 MiB3.62 MiB+ 25.95 KiB
/wp-admin/edit-comments.php0.248 s0.260 s+0.012 s3.7 MiB3.72 MiB+ 25.45 KiB
/0.369 s0.272 s-0.097 s3.6 MiB3.58 MiB- 22.22 KiB
Average 0.407 s0.446 s+0.039 s4.01 MiB4.03 MiB+ 21.27 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 2,385 1,394 22

PHP Code Analysis | More results »

Lines of code 2,266
Total complexity 523
Median class complexity 10.0
Median method complexity 4.5
Most complex class Dominant_Color_Image_Editor_Imagick
Most complex function webp_uploads_remove_sources_files()
Classes 2
Methods 4
Functions 85


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