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LiteSpeed Cache 5.1

Does LiteSpeed Cache work with WordPress 6.0.1 and PHP 7.4.8? A smoke test was performed on .

Summary

Errors
5PHP notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 813.98 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.159 seconds
The average page load time increased by this amount after activating the plugin.

Environment
WordPress version6.0.1
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/
Badges

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Pages 52

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=fb4a6fa34d
Aspect after-activation
HTTP status 200
Load time 2.100 s
Memory usage 4.78 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 0.754 s
Memory usage 4.61 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 0.251 s
Memory usage 4.56 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 0.283 s
Memory usage 4.56 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 0.272 s
Memory usage 4.56 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 0.257 s
Memory usage 4.56 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 0.283 s
Memory usage 4.56 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 0.309 s
Memory usage 4.56 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 0.268 s
Memory usage 4.56 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 0.214 s
Memory usage 4.81 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 0.246 s
Memory usage 4.52 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 0.209 s
Memory usage 4.46 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 0.306 s
Memory usage 4.56 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 0.278 s
Memory usage 4.56 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 0.247 s
Memory usage 4.56 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 0.337 s
Memory usage 4.56 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 0.304 s
Memory usage 4.56 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 0.268 s
Memory usage 4.56 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 0.270 s
Memory usage 4.56 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 0.274 s
Memory usage 4.56 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 0.610 s
Memory usage 4.66 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 0.672 s
Memory usage 4.56 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 0.681 s
Memory usage 4.56 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 0.315 s
Memory usage 4.61 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 0.279 s
Memory usage 4.55 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 0.370 s
Memory usage 4.74 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 0.288 s
Memory usage 4.63 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 0.272 s
Memory usage 4.63 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 0.276 s
Memory usage 4.63 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 0.290 s
Memory usage 4.63 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 0.257 s
Memory usage 4.63 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 0.341 s
Memory usage 4.63 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 0.278 s
Memory usage 4.63 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 0.354 s
Memory usage 4.55 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 0.239 s
Memory usage 4.44 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 0.612 s
Memory usage 4.6 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 0.631 s
Memory usage 4.54 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 0.560 s
Memory usage 4.54 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 0.611 s
Memory usage 4.54 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 4.54 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 0.555 s
Memory usage 4.54 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 0.382 s
Memory usage 4.67 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 0.281 s
Memory usage 4.58 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 0.287 s
Memory usage 4.58 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 0.272 s
Memory usage 4.58 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 0.330 s
Memory usage 4.58 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 0.273 s
Memory usage 4.58 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 0.289 s
Memory usage 4.58 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 0.292 s
Memory usage 4.58 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 0.311 s
Memory usage 4.21 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 0.829 s
Memory usage 6.42 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 0.842 s
Memory usage 6.41 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.352 s0.541 s+0.189 s3.72 MiB4.55 MiB+ 848.92 KiB
/wp-admin/edit.php0.205 s0.245 s+0.040 s3.75 MiB4.58 MiB+ 848.26 KiB
/wp-admin/post-new.php1.014 s1.884 s+0.870 s5.55 MiB6.42 MiB+ 899 KiB
/wp-admin/upload.php0.451 s0.586 s+0.135 s3.68 MiB4.46 MiB+ 799.81 KiB
/wp-admin/options-writing.php0.161 s0.204 s+0.043 s3.62 MiB4.39 MiB+ 795.34 KiB
/wp-admin/media-new.php0.449 s0.379 s-0.070 s3.66 MiB4.4 MiB+ 753.12 KiB
/wp-admin/edit-tags.php?taxonomy=category0.191 s0.291 s+0.100 s3.69 MiB4.5 MiB+ 833.2 KiB
/wp-admin/post-new.php?post_type=page1.005 s1.344 s+0.339 s5.54 MiB6.41 MiB+ 893.77 KiB
/wp-admin/options-discussion.php0.212 s0.284 s+0.072 s3.6 MiB4.41 MiB+ 832.23 KiB
/wp-admin/edit-comments.php0.235 s0.298 s+0.063 s3.69 MiB4.51 MiB+ 832 KiB
/0.280 s0.250 s-0.030 s3.6 MiB4.21 MiB+ 618.16 KiB
Average 0.414 s0.573 s+0.159 s4.01 MiB4.8 MiB+ 813.98 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
PHP80.4%25,5549,412139
CSS9.0%2,8721282
JavaScript5.2%1,64215411
SVG3.9%1,2532930
INI1.3%4011932
SQL0.2%6007
Total 31,782 9,916 191

PHP Code Analysis | More results »

Lines of code 20,014
Total complexity 4,929
Median class complexity 57.0
Median method complexity 3.0
Most complex class LiteSpeed\Cloud
Most complex function LiteSpeed\Optimize::_optimize()
Classes 65
Methods 980
Functions 32

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 200

Meta Boxes 

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

PHP Error Log 5 lines

[01-Aug-2022 20:30:31 UTC] PHP Notice:  Undefined index: is_linked in /wp-content/plugins/litespeed-cache/src/cloud.cls.php on line 1291
[01-Aug-2022 20:30:32 UTC] PHP Notice:  Undefined index: is_linked in /wp-content/plugins/litespeed-cache/src/cloud.cls.php on line 1291
[01-Aug-2022 20:30:46 UTC] PHP Notice:  Undefined index: is_linked in /wp-content/plugins/litespeed-cache/src/cloud.cls.php on line 1291
[01-Aug-2022 20:30:48 UTC] PHP Notice:  Undefined index: is_linked in /wp-content/plugins/litespeed-cache/src/cloud.cls.php on line 1291
[01-Aug-2022 20:30:50 UTC] PHP Notice:  Undefined index: is_linked in /wp-content/plugins/litespeed-cache/src/cloud.cls.php on line 1291
See also: All tests for this plugin, How to Hide LiteSpeed Cache Admin Menus and Meta Boxes