LiteSpeed Cache 6.3.0.1

Does LiteSpeed Cache work with WordPress 6.6.1 and PHP 8.1.12? 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: 411.52 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 version6.6.1
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 6,000,000+
WordPress.org page https://wordpress.org/plugins/litespeed-cache/
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Pages 55

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=5a28ce4d87
Aspect after-activation
HTTP status 200
Load time 0.568 s
Memory usage 4.19 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 0.490 s
Memory usage 3.93 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 0.277 s
Memory usage 3.84 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 0.241 s
Memory usage 3.84 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 0.245 s
Memory usage 3.84 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 0.255 s
Memory usage 3.84 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 0.244 s
Memory usage 3.84 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 0.257 s
Memory usage 3.84 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 0.242 s
Memory usage 3.84 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 4.54 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Presets

Page screenshot: LiteSpeed Cache → Presets
URL /wp-admin/admin.php?page=litespeed-presets
Aspect menu-item
HTTP status 200
Load time 0.316 s
Memory usage 3.95 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Presets → Import / Export

Page screenshot: LiteSpeed Cache → Presets → Import / Export
URL /wp-admin/admin.php?page=litespeed-presets
Aspect menu-item-tab
HTTP status 200
Load time 0.175 s
Memory usage 3.81 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 0.204 s
Memory usage 3.87 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 0.186 s
Memory usage 3.82 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 0.236 s
Memory usage 3.84 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 0.241 s
Memory usage 3.84 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 0.243 s
Memory usage 3.84 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 0.248 s
Memory usage 3.84 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 0.228 s
Memory usage 3.84 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 3.84 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 0.235 s
Memory usage 3.84 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 0.242 s
Memory usage 3.84 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 0.410 s
Memory usage 4 MiB
JS errors None
Resource errors None

LiteSpeed Cache → CDN → QUIC.cloud CDN Setup

Page screenshot: LiteSpeed Cache → CDN → QUIC.cloud CDN Setup
URL /wp-admin/admin.php?page=litespeed-cdn
Aspect menu-item-tab
HTTP status 200
Load time 0.246 s
Memory usage 3.82 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 0.223 s
Memory usage 3.82 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 0.211 s
Memory usage 3.96 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 0.184 s
Memory usage 3.82 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 0.258 s
Memory usage 3.95 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 0.240 s
Memory usage 3.86 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 0.263 s
Memory usage 3.86 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 0.241 s
Memory usage 3.86 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Page Optimization → VPI

Page screenshot: LiteSpeed Cache → Page Optimization → VPI
URL /wp-admin/admin.php?page=litespeed-page_optm
Aspect menu-item-tab
HTTP status 200
Load time 0.261 s
Memory usage 3.86 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 0.229 s
Memory usage 3.86 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 0.232 s
Memory usage 3.86 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 0.257 s
Memory usage 3.86 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Page Optimization → Tuning - CSS

Page screenshot: LiteSpeed Cache → Page Optimization → Tuning - CSS
URL /wp-admin/admin.php?page=litespeed-page_optm
Aspect menu-item-tab
HTTP status 200
Load time 0.255 s
Memory usage 3.86 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 0.266 s
Memory usage 3.92 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 0.200 s
Memory usage 3.81 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 0.300 s
Memory usage 4.24 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 0.237 s
Memory usage 3.97 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Crawler → Blocklist

Page screenshot: LiteSpeed Cache → Crawler → Blocklist
URL /wp-admin/admin.php?page=litespeed-crawler
Aspect menu-item-tab
HTTP status 200
Load time 0.219 s
Memory usage 3.97 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 0.222 s
Memory usage 3.97 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 0.594 s
Memory usage 3.97 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 0.243 s
Memory usage 3.97 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 0.377 s
Memory usage 3.92 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 0.234 s
Memory usage 3.84 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Toolbox → View .htaccess

Page screenshot: LiteSpeed Cache → Toolbox → View .htaccess
URL /wp-admin/admin.php?page=litespeed-toolbox
Aspect menu-item-tab
HTTP status 200
Load time 0.259 s
Memory usage 3.84 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 0.234 s
Memory usage 3.84 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 0.239 s
Memory usage 3.84 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 0.245 s
Memory usage 3.84 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 0.237 s
Memory usage 3.84 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 0.246 s
Memory usage 3.84 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 0.263 s
Memory usage 3.71 MiB
JS errors None
Resource errors None

Add New Post ‹ Test site — WordPress

Page screenshot: Add New Post ‹ Test site — WordPress
URL /wp-admin/post-new.php
Aspect new-meta-boxes
HTTP status 200
Load time 0.606 s
Memory usage 6.29 MiB
JS errors None
Resource errors None

Add New Page ‹ Test site — WordPress

Page screenshot: Add New Page ‹ Test site — WordPress
URL /wp-admin/post-new.php?post_type=page
Aspect new-meta-boxes
HTTP status 200
Load time 0.583 s
Memory usage 6.28 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.309 s0.416 s+0.107 s3.47 MiB3.87 MiB+ 402.36 KiB
/wp-admin/edit.php0.247 s0.186 s-0.061 s3.54 MiB3.95 MiB+ 425.48 KiB
/wp-admin/post-new.php0.706 s1.254 s+0.548 s5.75 MiB6.3 MiB+ 555.71 KiB
/wp-admin/upload.php0.631 s0.543 s-0.088 s3.49 MiB3.84 MiB+ 363.45 KiB
/wp-admin/options-writing.php0.199 s0.211 s+0.012 s3.41 MiB3.81 MiB+ 413.38 KiB
/wp-admin/media-new.php0.270 s0.247 s-0.023 s3.4 MiB3.81 MiB+ 426.77 KiB
/wp-admin/edit-tags.php?taxonomy=category0.197 s0.182 s-0.015 s3.47 MiB3.83 MiB+ 367.94 KiB
/wp-admin/post-new.php?post_type=page0.915 s0.687 s-0.228 s5.75 MiB6.28 MiB+ 546.81 KiB
/wp-admin/options-discussion.php0.196 s0.473 s+0.277 s3.41 MiB3.81 MiB+ 415.07 KiB
/wp-admin/edit-comments.php0.487 s0.204 s-0.283 s3.49 MiB3.83 MiB+ 350.57 KiB
/0.316 s0.197 s-0.119 s3.45 MiB3.71 MiB+ 259.13 KiB
Average 0.407 s0.418 s+0.012 s3.88 MiB4.28 MiB+ 411.52 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
PHP80.3%28,37110,385145
CSS9.2%3,2611372
JavaScript5.0%1,75926611
SVG4.2%1,4723537
INI1.1%4001952
SQL0.2%6207
JSON0.0%1301
Markdown0.0%301
Total 35,341 11,018 206

PHP Code Analysis | More results »

Lines of code 22,457
Total complexity 5,342
Median class complexity 53.5
Median method complexity 3.0
Most complex class LiteSpeed\Img_Optm
Most complex function LiteSpeed\Optimize::_optimize()
Classes 68
Methods 1,063
Functions 40

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 204

Meta Boxes

{
    "post": {
        "litespeed_meta_boxes": {
            "title": "LiteSpeed Options",
            "context": "side"
        }
    },
    "page": {
        "litespeed_meta_boxes": {
            "title": "LiteSpeed Options",
            "context": "side"
        }
    }
}

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide LiteSpeed Cache Admin Menus and Meta Boxes