W3 Total Cache 2.1.8

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: 413.81 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

WordPress compatibility badge PHP compatibility badge

Get badge code

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=965533647d
Aspect after-activation
HTTP status 200
Load time 0.591 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 0.514 s
Memory usage 3.55 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 0.293 s
Memory usage 3.55 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 0.211 s
Memory usage 3.55 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 0.209 s
Memory usage 3.55 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 0.219 s
Memory usage 3.55 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 0.212 s
Memory usage 3.55 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 0.215 s
Memory usage 3.55 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 0.205 s
Memory usage 3.55 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 0.210 s
Memory usage 3.55 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 0.211 s
Memory usage 3.55 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 0.244 s
Memory usage 3.55 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 0.212 s
Memory usage 3.55 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 0.208 s
Memory usage 3.55 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 0.210 s
Memory usage 3.55 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 0.179 s
Memory usage 3.55 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 0.194 s
Memory usage 3.55 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 0.238 s
Memory usage 3.55 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 0.239 s
Memory usage 3.55 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 0.238 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.php0.304 s0.419 s+0.115 s3.08 MiB3.51 MiB+ 440.29 KiB
/wp-admin/edit.php0.184 s0.214 s+0.030 s3.11 MiB3.61 MiB+ 505.72 KiB
/wp-admin/post-new.php0.785 s1.258 s+0.473 s5.27 MiB5.76 MiB+ 508.65 KiB
/wp-admin/upload.php0.528 s0.498 s-0.030 s3.03 MiB3.49 MiB+ 471.47 KiB
/wp-admin/options-writing.php0.140 s0.179 s+0.039 s3.02 MiB3.41 MiB+ 390.82 KiB
/wp-admin/media-new.php0.331 s0.360 s+0.029 s3.01 MiB3.41 MiB+ 407.64 KiB
/wp-admin/edit-tags.php?taxonomy=category0.199 s0.184 s-0.015 s3.04 MiB3.45 MiB+ 425.17 KiB
/wp-admin/post-new.php?post_type=page1.123 s0.713 s-0.410 s5.26 MiB5.75 MiB+ 508.23 KiB
/wp-admin/options-discussion.php0.350 s0.361 s+0.011 s3 MiB3.42 MiB+ 423.33 KiB
/wp-admin/edit-comments.php0.237 s0.220 s-0.017 s3.04 MiB3.46 MiB+ 423.49 KiB
/0.321 s0.228 s-0.093 s2.96 MiB3 MiB+ 47.06 KiB
Average 0.409 s0.421 s+0.012 s3.44 MiB3.84 MiB+ 413.81 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
PHP81.8%108,56843,126814
PO File11.8%15,5926,7434
JavaScript4.3%5,63942042
CSS1.8%2,39311819
Java0.2%231771
Markdown0.1%11703
INI0.1%84166
JSON0.0%1801
SVG0.0%404
Total 132,646 50,500 894

PHP Code Analysis | More results »

Lines of code 93,413
Total complexity 20,897
Median class complexity 12.0
Median method complexity 1.0
Most complex class wsdl
Most complex function W3TCL\Minify\JSMinPlus::parseTree()
Classes 705
Methods 5,906
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