W3 Total Cache 2.2.8

Does W3 Total Cache work with WordPress 6.1.1 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
37PHP deprecation warnings
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 441.44 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 version6.1.1
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
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=2f248a579d
Aspect after-activation
HTTP status 200
Load time 0.605 s
Memory usage 3.55 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 0.499 s
Memory usage 3.52 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 0.209 s
Memory usage 3.52 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 0.223 s
Memory usage 3.52 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 0.207 s
Memory usage 3.52 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 0.224 s
Memory usage 3.52 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 0.201 s
Memory usage 3.52 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 0.205 s
Memory usage 3.52 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 0.214 s
Memory usage 3.52 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 0.207 s
Memory usage 3.52 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 0.214 s
Memory usage 3.52 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 0.223 s
Memory usage 3.52 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 0.220 s
Memory usage 3.52 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 0.306 s
Memory usage 3.52 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 0.200 s
Memory usage 3.52 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 0.168 s
Memory usage 3.52 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 0.205 s
Memory usage 3.52 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 0.201 s
Memory usage 3.52 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 0.206 s
Memory usage 3.52 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 0.215 s
Memory usage 3.13 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.277 s0.373 s+0.096 s3.05 MiB3.5 MiB+ 463.44 KiB
/wp-admin/edit.php0.179 s0.179 s+0.000 s3.07 MiB3.53 MiB+ 462.23 KiB
/wp-admin/post-new.php0.742 s0.895 s+0.153 s4.97 MiB5.51 MiB+ 554.57 KiB
/wp-admin/upload.php0.522 s0.481 s-0.041 s2.99 MiB3.46 MiB+ 478.44 KiB
/wp-admin/options-writing.php0.164 s0.159 s-0.005 s2.99 MiB3.38 MiB+ 400.46 KiB
/wp-admin/media-new.php0.275 s0.238 s-0.037 s2.97 MiB3.38 MiB+ 426.63 KiB
/wp-admin/edit-tags.php?taxonomy=category0.185 s0.197 s+0.012 s2.98 MiB3.44 MiB+ 467.59 KiB
/wp-admin/post-new.php?post_type=page0.589 s0.629 s+0.040 s4.96 MiB5.49 MiB+ 546.16 KiB
/wp-admin/options-discussion.php0.218 s0.203 s-0.015 s2.97 MiB3.4 MiB+ 430.3 KiB
/wp-admin/edit-comments.php0.196 s0.202 s+0.006 s3 MiB3.42 MiB+ 434.28 KiB
/0.276 s0.206 s-0.070 s2.94 MiB3.13 MiB+ 191.71 KiB
Average 0.329 s0.342 s+0.013 s3.35 MiB3.79 MiB+ 441.44 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
PHP57.8%119,04045,752821
PO File37.8%77,75144,23511
JavaScript3.0%6,08055142
CSS1.2%2,49511920
Java0.1%231771
Markdown0.1%11703
INI0.0%84166
XML0.0%5741
SVG0.0%404
Total 205,859 90,754 909

PHP Code Analysis | More results »

Lines of code 96,112
Total complexity 21,268
Median class complexity 12.0
Median method complexity 1.0
Most complex class wsdl
Most complex function W3TCL\Minify\JSMinPlus::parseTree()
Classes 711
Methods 5,955
Functions 126

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

PHP Error Log 37 lines

[12-Dec-2022 19:00:56 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:00:57 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:00:58 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:00:59 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:00:59 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:00 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:00 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:01 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:01 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:01 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:02 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:02 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:02 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:03 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:03 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:04 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:04 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:05 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:05 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:06 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:06 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:07 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:07 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:08 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:08 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:09 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:09 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:10 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:10 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:11 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:12 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:12 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:13 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:13 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:14 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:14 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
[12-Dec-2022 19:01:23 UTC] PHP Deprecated:  str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /wp-content/plugins/w3-total-cache/Generic_Plugin_Admin.php on line 1066
See also: All tests for this plugin, How to Hide W3 Total Cache Admin Menus