LiteSpeed Cache 4.3

Does LiteSpeed Cache work with WordPress 5.8 and PHP 7.4.8? A smoke test was performed on .

Summary

Errors
2PHP notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 742.94 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
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 3,000,000+
WordPress.org page https://wordpress.org/plugins/litespeed-cache/
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Pages 48

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=litespeed-cache%2Flitespeed-cache.php&plugin_status=all&paged=1&s&_wpnonce=010c11ff67
Aspect after-activation
HTTP status 200
Load time 2.595 s
Memory usage 3.93 MiB
JS errors None
Resource errors None

Settings → LiteSpeed Cache

Page screenshot: Settings → LiteSpeed Cache
URL /wp-admin/options-general.php?page=litespeed-cache-options
Aspect menu-item
HTTP status 200
Load time 0.565 s
Memory usage 4 MiB
JS errors None
Resource errors None

Settings → LiteSpeed Cache → TTL

Page screenshot: Settings → LiteSpeed Cache → TTL
URL /wp-admin/options-general.php?page=litespeed-cache-options
Aspect menu-item-tab
HTTP status 200
Load time 0.239 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

Settings → LiteSpeed Cache → Purge

Page screenshot: Settings → LiteSpeed Cache → Purge
URL /wp-admin/options-general.php?page=litespeed-cache-options
Aspect menu-item-tab
HTTP status 200
Load time 0.296 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

Settings → LiteSpeed Cache → Excludes

Page screenshot: Settings → LiteSpeed Cache → Excludes
URL /wp-admin/options-general.php?page=litespeed-cache-options
Aspect menu-item-tab
HTTP status 200
Load time 0.263 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

Settings → LiteSpeed Cache → ESI

Page screenshot: Settings → LiteSpeed Cache → ESI
URL /wp-admin/options-general.php?page=litespeed-cache-options
Aspect menu-item-tab
HTTP status 200
Load time 0.244 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

Settings → LiteSpeed Cache → Object

Page screenshot: Settings → LiteSpeed Cache → Object
URL /wp-admin/options-general.php?page=litespeed-cache-options
Aspect menu-item-tab
HTTP status 200
Load time 0.226 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

Settings → LiteSpeed Cache → Browser

Page screenshot: Settings → LiteSpeed Cache → Browser
URL /wp-admin/options-general.php?page=litespeed-cache-options
Aspect menu-item-tab
HTTP status 200
Load time 0.280 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

Settings → LiteSpeed Cache → Advanced

Page screenshot: Settings → LiteSpeed Cache → Advanced
URL /wp-admin/options-general.php?page=litespeed-cache-options
Aspect menu-item-tab
HTTP status 200
Load time 0.251 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

LiteSpeed Cache

Page screenshot: LiteSpeed Cache
URL /wp-admin/admin.php?page=litespeed
Aspect menu-item
HTTP status 200
Load time 0.207 s
Memory usage 4.07 MiB
JS errors None
Resource errors None

LiteSpeed Cache → General

Page screenshot: LiteSpeed Cache → General
URL /wp-admin/admin.php?page=litespeed-general
Aspect menu-item
HTTP status 200
Load time 0.187 s
Memory usage 3.79 MiB
JS errors None
Resource errors None

LiteSpeed Cache → General → Tuning

Page screenshot: LiteSpeed Cache → General → Tuning
URL /wp-admin/admin.php?page=litespeed-general
Aspect menu-item-tab
HTTP status 200
Load time 0.177 s
Memory usage 3.73 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Cache

Page screenshot: LiteSpeed Cache → Cache
URL /wp-admin/admin.php?page=litespeed-cache
Aspect menu-item
HTTP status 200
Load time 0.270 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Cache → TTL

Page screenshot: LiteSpeed Cache → Cache → TTL
URL /wp-admin/admin.php?page=litespeed-cache
Aspect menu-item-tab
HTTP status 200
Load time 0.233 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Cache → Purge

Page screenshot: LiteSpeed Cache → Cache → Purge
URL /wp-admin/admin.php?page=litespeed-cache
Aspect menu-item-tab
HTTP status 200
Load time 0.259 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Cache → Excludes

Page screenshot: LiteSpeed Cache → Cache → Excludes
URL /wp-admin/admin.php?page=litespeed-cache
Aspect menu-item-tab
HTTP status 200
Load time 0.260 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Cache → ESI

Page screenshot: LiteSpeed Cache → Cache → ESI
URL /wp-admin/admin.php?page=litespeed-cache
Aspect menu-item-tab
HTTP status 200
Load time 0.269 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Cache → Object

Page screenshot: LiteSpeed Cache → Cache → Object
URL /wp-admin/admin.php?page=litespeed-cache
Aspect menu-item-tab
HTTP status 200
Load time 0.229 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Cache → Browser

Page screenshot: LiteSpeed Cache → Cache → Browser
URL /wp-admin/admin.php?page=litespeed-cache
Aspect menu-item-tab
HTTP status 200
Load time 0.241 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Cache → Advanced

Page screenshot: LiteSpeed Cache → Cache → Advanced
URL /wp-admin/admin.php?page=litespeed-cache
Aspect menu-item-tab
HTTP status 200
Load time 0.259 s
Memory usage 3.77 MiB
JS errors None
Resource errors None

LiteSpeed Cache → CDN

Page screenshot: LiteSpeed Cache → CDN
URL /wp-admin/admin.php?page=litespeed-cdn
Aspect menu-item
HTTP status 200
Load time 0.566 s
Memory usage 3.81 MiB
JS errors None
Resource errors None

LiteSpeed Cache → CDN → Manage

Page screenshot: LiteSpeed Cache → CDN → Manage
URL /wp-admin/admin.php?page=litespeed-cdn
Aspect menu-item-tab
HTTP status 200
Load time 0.249 s
Memory usage 3.75 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Image Optimization

Page screenshot: LiteSpeed Cache → Image Optimization
URL /wp-admin/admin.php?page=litespeed-img_optm
Aspect menu-item
HTTP status 200
Load time 0.314 s
Memory usage 3.88 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Image Optimization → Image Optimization Settings

Page screenshot: LiteSpeed Cache → Image Optimization → Image Optimization Settings
URL /wp-admin/admin.php?page=litespeed-img_optm
Aspect menu-item-tab
HTTP status 200
Load time 0.239 s
Memory usage 3.83 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Page Optimization

Page screenshot: LiteSpeed Cache → Page Optimization
URL /wp-admin/admin.php?page=litespeed-page_optm
Aspect menu-item
HTTP status 200
Load time 0.353 s
Memory usage 3.94 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Page Optimization → JS Settings

Page screenshot: LiteSpeed Cache → Page Optimization → JS Settings
URL /wp-admin/admin.php?page=litespeed-page_optm
Aspect menu-item-tab
HTTP status 200
Load time 0.251 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Page Optimization → HTML Settings

Page screenshot: LiteSpeed Cache → Page Optimization → HTML Settings
URL /wp-admin/admin.php?page=litespeed-page_optm
Aspect menu-item-tab
HTTP status 200
Load time 0.280 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Page Optimization → Media Settings

Page screenshot: LiteSpeed Cache → Page Optimization → Media Settings
URL /wp-admin/admin.php?page=litespeed-page_optm
Aspect menu-item-tab
HTTP status 200
Load time 0.243 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Page Optimization → Media Excludes

Page screenshot: LiteSpeed Cache → Page Optimization → Media Excludes
URL /wp-admin/admin.php?page=litespeed-page_optm
Aspect menu-item-tab
HTTP status 200
Load time 0.223 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Page Optimization → Localization

Page screenshot: LiteSpeed Cache → Page Optimization → Localization
URL /wp-admin/admin.php?page=litespeed-page_optm
Aspect menu-item-tab
HTTP status 200
Load time 0.223 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Page Optimization → Tuning

Page screenshot: LiteSpeed Cache → Page Optimization → Tuning
URL /wp-admin/admin.php?page=litespeed-page_optm
Aspect menu-item-tab
HTTP status 200
Load time 0.214 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Database

Page screenshot: LiteSpeed Cache → Database
URL /wp-admin/admin.php?page=litespeed-db_optm
Aspect menu-item
HTTP status 200
Load time 0.357 s
Memory usage 3.82 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Database → DB Optimization Settings

Page screenshot: LiteSpeed Cache → Database → DB Optimization Settings
URL /wp-admin/admin.php?page=litespeed-db_optm
Aspect menu-item-tab
HTTP status 200
Load time 0.181 s
Memory usage 3.71 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Crawler

Page screenshot: LiteSpeed Cache → Crawler
URL /wp-admin/admin.php?page=litespeed-crawler
Aspect menu-item
HTTP status 200
Load time 0.483 s
Memory usage 3.87 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Crawler → Map

Page screenshot: LiteSpeed Cache → Crawler → Map
URL /wp-admin/admin.php?page=litespeed-crawler
Aspect menu-item-tab
HTTP status 200
Load time 0.244 s
Memory usage 3.81 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Crawler → Blacklist

Page screenshot: LiteSpeed Cache → Crawler → Blacklist
URL /wp-admin/admin.php?page=litespeed-crawler
Aspect menu-item-tab
HTTP status 200
Load time 0.511 s
Memory usage 3.81 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Crawler → General Settings

Page screenshot: LiteSpeed Cache → Crawler → General Settings
URL /wp-admin/admin.php?page=litespeed-crawler
Aspect menu-item-tab
HTTP status 200
Load time 0.247 s
Memory usage 3.81 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Crawler → Simulation Settings

Page screenshot: LiteSpeed Cache → Crawler → Simulation Settings
URL /wp-admin/admin.php?page=litespeed-crawler
Aspect menu-item-tab
HTTP status 200
Load time 0.544 s
Memory usage 3.81 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Crawler → Sitemap Settings

Page screenshot: LiteSpeed Cache → Crawler → Sitemap Settings
URL /wp-admin/admin.php?page=litespeed-crawler
Aspect menu-item-tab
HTTP status 200
Load time 0.255 s
Memory usage 3.81 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Toolbox

Page screenshot: LiteSpeed Cache → Toolbox
URL /wp-admin/admin.php?page=litespeed-toolbox
Aspect menu-item
HTTP status 200
Load time 0.346 s
Memory usage 3.94 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Toolbox → Import / Export

Page screenshot: LiteSpeed Cache → Toolbox → Import / Export
URL /wp-admin/admin.php?page=litespeed-toolbox
Aspect menu-item-tab
HTTP status 200
Load time 0.227 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Toolbox → Edit .htaccess

Page screenshot: LiteSpeed Cache → Toolbox → Edit .htaccess
URL /wp-admin/admin.php?page=litespeed-toolbox
Aspect menu-item-tab
HTTP status 200
Load time 0.230 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Toolbox → Heartbeat

Page screenshot: LiteSpeed Cache → Toolbox → Heartbeat
URL /wp-admin/admin.php?page=litespeed-toolbox
Aspect menu-item-tab
HTTP status 200
Load time 0.233 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Toolbox → Report

Page screenshot: LiteSpeed Cache → Toolbox → Report
URL /wp-admin/admin.php?page=litespeed-toolbox
Aspect menu-item-tab
HTTP status 200
Load time 0.229 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Toolbox → Debug Settings

Page screenshot: LiteSpeed Cache → Toolbox → Debug Settings
URL /wp-admin/admin.php?page=litespeed-toolbox
Aspect menu-item-tab
HTTP status 200
Load time 0.229 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Toolbox → Log View

Page screenshot: LiteSpeed Cache → Toolbox → Log View
URL /wp-admin/admin.php?page=litespeed-toolbox
Aspect menu-item-tab
HTTP status 200
Load time 0.268 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Toolbox → Beta Test

Page screenshot: LiteSpeed Cache → Toolbox → Beta Test
URL /wp-admin/admin.php?page=litespeed-toolbox
Aspect menu-item-tab
HTTP status 200
Load time 0.266 s
Memory usage 3.8 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 0.247 s
Memory usage 3.5 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.296 s0.360 s+0.064 s3.08 MiB3.84 MiB+ 773.09 KiB
/wp-admin/edit.php0.171 s0.202 s+0.031 s3.11 MiB3.87 MiB+ 776.15 KiB
/wp-admin/post-new.php0.743 s0.942 s+0.199 s5.27 MiB6.12 MiB+ 878.38 KiB
/wp-admin/upload.php0.724 s0.289 s-0.435 s3.03 MiB3.74 MiB+ 726.11 KiB
/wp-admin/options-writing.php0.135 s0.143 s+0.008 s3.02 MiB3.67 MiB+ 659.59 KiB
/wp-admin/media-new.php0.247 s0.366 s+0.119 s3.01 MiB3.67 MiB+ 677.29 KiB
/wp-admin/edit-tags.php?taxonomy=category0.271 s0.321 s+0.050 s3.04 MiB3.78 MiB+ 757.38 KiB
/wp-admin/post-new.php?post_type=page0.695 s0.639 s-0.056 s5.26 MiB6.11 MiB+ 874.27 KiB
/wp-admin/options-discussion.php0.235 s0.248 s+0.013 s3 MiB3.68 MiB+ 692.41 KiB
/wp-admin/edit-comments.php0.200 s0.246 s+0.046 s3.04 MiB3.78 MiB+ 756.17 KiB
/0.270 s0.356 s+0.086 s2.91 MiB3.5 MiB+ 601.48 KiB
Average 0.362 s0.374 s+0.011 s3.43 MiB4.16 MiB+ 742.94 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
CSS
Language % Lines of code Comment lines Files
PHP80.5%23,5268,944130
CSS9.6%2,8001202
SVG4.3%1,2532930
JavaScript4.0%1,18012110
INI1.3%3941902
SQL0.2%5707
Total 29,210 9,404 181

PHP Code Analysis | More results »

Lines of code 18,448
Total complexity 4,503
Median class complexity 53.5
Median method complexity 3.0
Most complex class LiteSpeed\Optimize
Most complex function LiteSpeed\Optimize::_optimize()
Classes 60
Methods 912
Functions 29

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.

Database Tables 2

Options wp_options 189

PHP Error Log 2 lines

[16-Aug-2021 14:58:30 UTC] PHP Notice:  Undefined index: usage.img_optm in /wp-content/plugins/litespeed-cache/src/cloud.cls.php on line 246
[16-Aug-2021 14:58:30 UTC] PHP Notice:  Undefined index: usage.img_optm in /wp-content/plugins/litespeed-cache/src/cloud.cls.php on line 246
See also: All tests for this plugin, How to Hide LiteSpeed Cache Admin Menus and Meta Boxes