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W3 Total Cache 0.15.2

Does W3 Total Cache work with WordPress 5.6 and PHP 7.4.8? A smoke test was performed on .

Summary

Errors
No PHP errors, warnings or notices
1JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 419.17 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 version5.6
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/
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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=da25c9f976
Aspect after-activation
HTTP status 200
Load time 0.546 s
Memory usage 3.29 MiB
JS errors None
Resource errors None

Performance

Page screenshot: Performance
URL /wp-admin/admin.php?page=w3tc_dashboard
Aspect menu-item
HTTP status 200
Load time 1.027 s
Memory usage 3.29 MiB
JS errors None
Resource errors None

Performance → General Settings

Page screenshot: Performance → General Settings
URL /wp-admin/admin.php?page=w3tc_general
Aspect menu-item
HTTP status 200
Load time 0.363 s
Memory usage 3.47 MiB
JS errors None
Resource errors None

Performance → Page Cache

Page screenshot: Performance → Page Cache
URL /wp-admin/admin.php?page=w3tc_pgcache
Aspect menu-item
HTTP status 200
Load time 0.229 s
Memory usage 3.46 MiB
JS errors None
Resource errors None

Performance → Minify

Page screenshot: Performance → Minify
URL /wp-admin/admin.php?page=w3tc_minify
Aspect menu-item
HTTP status 200
Load time 0.194 s
Memory usage 3.51 MiB
JS errors None
Resource errors None

Performance → Database Cache

Page screenshot: Performance → Database Cache
URL /wp-admin/admin.php?page=w3tc_dbcache
Aspect menu-item
HTTP status 200
Load time 0.189 s
Memory usage 3.25 MiB
JS errors None
Resource errors None

Performance → Object Cache

Page screenshot: Performance → Object Cache
URL /wp-admin/admin.php?page=w3tc_objectcache
Aspect menu-item
HTTP status 200
Load time 0.343 s
Memory usage 3.25 MiB
JS errors None
Resource errors None

Performance → Browser Cache

Page screenshot: Performance → Browser Cache
URL /wp-admin/admin.php?page=w3tc_browsercache
Aspect menu-item
HTTP status 200
Load time 0.230 s
Memory usage 3.51 MiB
JS errors None
Resource errors None

Performance → User Agent Groups

Page screenshot: Performance → User Agent Groups
URL /wp-admin/admin.php?page=w3tc_mobile
Aspect menu-item
HTTP status 200
Load time 0.252 s
Memory usage 3.27 MiB
JS errors None
Resource errors None

Performance → Referrer Groups

Page screenshot: Performance → Referrer Groups
URL /wp-admin/admin.php?page=w3tc_referrer
Aspect menu-item
HTTP status 200
Load time 0.222 s
Memory usage 3.25 MiB
JS errors None
Resource errors None

Performance → Cookie Groups

Page screenshot: Performance → Cookie Groups
URL /wp-admin/admin.php?page=w3tc_pgcache_cookiegroups
Aspect menu-item
HTTP status 200
Load time 0.249 s
Memory usage 3.24 MiB
JS errors None
Resource errors None

Performance → CDN

Page screenshot: Performance → CDN
URL /wp-admin/admin.php?page=w3tc_cdn
Aspect menu-item
HTTP status 200
Load time 0.291 s
Memory usage 3.49 MiB
JS errors None
Resource errors None

Performance → Fragment Cache

Page screenshot: Performance → Fragment Cache
URL /wp-admin/admin.php?page=w3tc_fragmentcache
Aspect menu-item
HTTP status 200
Load time 0.171 s
Memory usage 3.35 MiB
JS errors None
Resource errors None

Performance → User Experience

Page screenshot: Performance → User Experience
URL /wp-admin/admin.php?page=w3tc_userexperience
Aspect menu-item
HTTP status 200
Load time 0.204 s
Memory usage 3.23 MiB
JS errors None
Resource errors None

Performance → Extensions

Page screenshot: Performance → Extensions
URL /wp-admin/admin.php?page=w3tc_extensions
Aspect menu-item
HTTP status 200
Load time 0.209 s
Memory usage 3.29 MiB
JS errors None
Resource errors None

Performance → Support

Page screenshot: Performance → Support
URL /wp-admin/admin.php?page=w3tc_support
Aspect menu-item
HTTP status 200
Load time 2.161 s
Memory usage 3.21 MiB
JS errors None
Resource errors None

Performance → Install

Page screenshot: Performance → Install
URL /wp-admin/admin.php?page=w3tc_install
Aspect menu-item
HTTP status 200
Load time 0.203 s
Memory usage 3.25 MiB
JS errors None
Resource errors None

Performance → Statistics

Page screenshot: Performance → Statistics
URL /wp-admin/admin.php?page=w3tc_stats
Aspect menu-item
HTTP status 200
Load time 0.288 s
Memory usage 3.21 MiB
JS errors 
[
    {
        "message": "TypeError: Cannot set property '_options' of undefined\n    at ni.update (/wp-content/plugins/w3-total-cache/pub/js/chartjs.min.js?ver=0.15.2:7:95526)\n    at setCharts (/wp-content/plugins/w3-total-cache/UsageStatistics_Page_View.js?ver=0.15.2:157:14)\n    at Object.success (/wp-content/plugins/w3-total-cache/UsageStatistics_Page_View.js?ver=0.15.2:33:5)\n    at c (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=5.6:2:28294)\n    at Object.fireWith [as resolveWith] (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=5.6:2:29039)\n    at l (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=5.6:2:79800)\n    at XMLHttpRequest.<anonymous> (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=5.6:2:82254)",
        "trace": null,
        "code": null
    }
]
Resource errors None

Performance → About

Page screenshot: Performance → About
URL /wp-admin/admin.php?page=w3tc_about
Aspect menu-item
HTTP status 200
Load time 0.204 s
Memory usage 3.23 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 0.208 s
Memory usage 2.7 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.264 s0.368 s+0.104 s2.78 MiB3.23 MiB+ 463.6 KiB
/wp-admin/edit.php0.177 s0.217 s+0.040 s2.82 MiB3.26 MiB+ 450.9 KiB
/wp-admin/post-new.php0.890 s1.100 s+0.210 s4.92 MiB5.39 MiB+ 476.27 KiB
/wp-admin/upload.php0.470 s0.451 s-0.019 s2.65 MiB3.13 MiB+ 490.78 KiB
/wp-admin/options-writing.php0.157 s0.163 s+0.006 s2.67 MiB3.06 MiB+ 394.76 KiB
/wp-admin/media-new.php0.243 s0.282 s+0.039 s2.63 MiB3.05 MiB+ 426.95 KiB
/wp-admin/edit-tags.php?taxonomy=category0.204 s0.219 s+0.015 s2.67 MiB3.16 MiB+ 507.86 KiB
/wp-admin/post-new.php?post_type=page1.380 s0.676 s-0.704 s4.91 MiB5.37 MiB+ 471.86 KiB
/wp-admin/options-discussion.php0.298 s0.316 s+0.018 s2.63 MiB3.07 MiB+ 443.27 KiB
/wp-admin/edit-comments.php0.221 s0.206 s-0.015 s2.73 MiB3.17 MiB+ 442.8 KiB
/0.269 s0.216 s-0.053 s2.66 MiB2.7 MiB+ 41.78 KiB
Average 0.416 s0.383 s-0.033 s3.1 MiB3.51 MiB+ 419.17 KiB

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 5

PHP Error Log

The log file is empty.

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