W3 Total Cache 2.1.9

Does W3 Total Cache work with WordPress 5.8.1 and PHP 7.4.8? A smoke test was performed on .

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: 418.09 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 version5.8.1
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 1,000,000+
WordPress.org page https://wordpress.org/plugins/w3-total-cache/
Badges

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Pages 20

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=w3-total-cache%2Fw3-total-cache.php&plugin_status=all&paged=1&s&_wpnonce=756c5d7a7a
Aspect after-activation
HTTP status 200
Load time 0.689 s
Memory usage 3.64 MiB
JS errors None
Resource errors None

Performance

Page screenshot: Performance
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_dashboard
Aspect menu-item
HTTP status 200
Load time 0.475 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Feature Showcase

Page screenshot: Performance  → Feature Showcase
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_feature_showcase
Aspect menu-item
HTTP status 200
Load time 0.226 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → General Settings

Page screenshot: Performance  → General Settings
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_general
Aspect menu-item
HTTP status 200
Load time 0.221 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Page Cache

Page screenshot: Performance  → Page Cache
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_pgcache
Aspect menu-item
HTTP status 200
Load time 0.204 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Minify

Page screenshot: Performance  → Minify
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_minify
Aspect menu-item
HTTP status 200
Load time 0.261 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Database Cache

Page screenshot: Performance  → Database Cache
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_dbcache
Aspect menu-item
HTTP status 200
Load time 0.203 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Object Cache

Page screenshot: Performance  → Object Cache
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_objectcache
Aspect menu-item
HTTP status 200
Load time 0.198 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Browser Cache

Page screenshot: Performance  → Browser Cache
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_browsercache
Aspect menu-item
HTTP status 200
Load time 0.217 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Cache Groups

Page screenshot: Performance  → Cache Groups
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_cachegroups
Aspect menu-item
HTTP status 200
Load time 0.203 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → CDN

Page screenshot: Performance  → CDN
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_cdn
Aspect menu-item
HTTP status 200
Load time 0.222 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Fragment Cache

Page screenshot: Performance  → Fragment Cache
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_fragmentcache
Aspect menu-item
HTTP status 200
Load time 0.199 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Support

Page screenshot: Performance  → Support
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_support
Aspect menu-item
HTTP status 200
Load time 0.203 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → User Experience

Page screenshot: Performance  → User Experience
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_userexperience
Aspect menu-item
HTTP status 200
Load time 0.205 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Install

Page screenshot: Performance  → Install
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_install
Aspect menu-item
HTTP status 200
Load time 0.300 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Setup Guide

Page screenshot: Performance  → Setup Guide
URL /wp-admin/admin.php?page=w3tc_setup_guide
Aspect menu-item
HTTP status 200
Load time 0.166 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → About

Page screenshot: Performance  → About
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_about
Aspect menu-item
HTTP status 200
Load time 0.210 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Extensions

Page screenshot: Performance  → Extensions
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_extensions
Aspect menu-item
HTTP status 200
Load time 0.198 s
Memory usage 3.54 MiB
JS errors None
Resource errors None

Performance → Statistics

Page screenshot: Performance  → Statistics
URL /wp-admin/admin.php?page=w3tc_setup_guide
Requested URL /wp-admin/admin.php?page=w3tc_stats
Aspect menu-item
HTTP status 200
Load time 0.209 s
Memory usage 3.54 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 0.227 s
Memory usage 3 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.271 s0.385 s+0.114 s3.08 MiB3.51 MiB+ 440.24 KiB
/wp-admin/edit.php0.168 s0.193 s+0.025 s3.11 MiB3.61 MiB+ 505.67 KiB
/wp-admin/post-new.php0.739 s0.862 s+0.123 s5.27 MiB5.76 MiB+ 508.6 KiB
/wp-admin/upload.php0.501 s0.303 s-0.198 s3.03 MiB3.49 MiB+ 471.42 KiB
/wp-admin/options-writing.php0.139 s0.145 s+0.006 s3.02 MiB3.41 MiB+ 390.77 KiB
/wp-admin/media-new.php0.412 s0.183 s-0.229 s3.01 MiB3.41 MiB+ 407.59 KiB
/wp-admin/edit-tags.php?taxonomy=category0.182 s0.293 s+0.111 s3.04 MiB3.45 MiB+ 425.13 KiB
/wp-admin/post-new.php?post_type=page0.586 s0.670 s+0.084 s5.26 MiB5.75 MiB+ 508.19 KiB
/wp-admin/options-discussion.php0.236 s0.239 s+0.003 s3 MiB3.42 MiB+ 423.28 KiB
/wp-admin/edit-comments.php0.209 s0.199 s-0.010 s3.04 MiB3.46 MiB+ 423.45 KiB
/0.377 s0.205 s-0.172 s2.91 MiB3 MiB+ 94.68 KiB
Average 0.347 s0.334 s-0.013 s3.43 MiB3.84 MiB+ 418.09 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
PO File
Language % Lines of code Comment lines Files
PHP81.9%108,67043,094814
PO File11.7%15,5926,7434
JavaScript4.2%5,63942042
CSS1.8%2,40011819
Java0.2%231771
Markdown0.1%11703
INI0.1%84166
SVG0.0%404
Total 132,737 50,468 893

PHP Code Analysis | More results »

Lines of code 93,506
Total complexity 20,907
Median class complexity 12.0
Median method complexity 1.0
Most complex class wsdl
Most complex function W3TCL\Minify\JSMinPlus::parseTree()
Classes 705
Methods 5,903
Functions 127

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

User Metadata wp_usermeta 1

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide W3 Total Cache Admin Menus