LiteSpeed Cache 2.9.8.1

Does LiteSpeed Cache work with WordPress 5.2.1 and PHP 7.2.16? A smoke test was performed on .

Summary

Errors
28Unrecognized messages in the PHP error log
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 383.22 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 version5.2.1
PHP version7.2.16
MySQL version8.0.15
PHP memory limit256M
Plugin Info
Last updated
Active installs 5,000,000+
WordPress.org page https://wordpress.org/plugins/litespeed-cache/
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Pages 10

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=4256b24812
Aspect after-activation
HTTP status 200
Load time 1.613 s
Memory usage 3.98 MiB
JS errors None
Resource errors None

Settings → LiteSpeed Cache

Page screenshot: Settings → LiteSpeed Cache
URL /wp-admin/options-general.php?page=litespeedcache
Aspect menu-item
HTTP status 200
Load time 1.521 s
Memory usage 4.71 MiB
JS errors None
Resource errors None

LiteSpeed Cache

Page screenshot: LiteSpeed Cache
URL /wp-admin/admin.php?page=lscache-settings
Aspect menu-item
HTTP status 200
Load time 0.550 s
Memory usage 3.99 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Manage

Page screenshot: LiteSpeed Cache → Manage
URL /wp-admin/admin.php?page=lscache-dash
Aspect menu-item
HTTP status 200
Load time 0.475 s
Memory usage 4.03 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Edit .htaccess

Page screenshot: LiteSpeed Cache → Edit .htaccess
URL /wp-admin/admin.php?page=lscache-edit-htaccess
Aspect menu-item
HTTP status 200
Load time 0.280 s
Memory usage 3.92 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Image Optimization

Page screenshot: LiteSpeed Cache → Image Optimization
URL /wp-admin/admin.php?page=lscache-optimization
Aspect menu-item
HTTP status 200
Load time 0.316 s
Memory usage 4.1 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Crawler

Page screenshot: LiteSpeed Cache → Crawler
URL /wp-admin/admin.php?page=lscache-crawler
Aspect menu-item
HTTP status 200
Load time 0.403 s
Memory usage 4.11 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Report

Page screenshot: LiteSpeed Cache → Report
URL /wp-admin/admin.php?page=lscache-report
Aspect menu-item
HTTP status 200
Load time 0.293 s
Memory usage 3.94 MiB
JS errors None
Resource errors None

LiteSpeed Cache → Import / Export

Page screenshot: LiteSpeed Cache → Import / Export
URL /wp-admin/admin.php?page=lscache-import
Aspect menu-item
HTTP status 200
Load time 0.295 s
Memory usage 3.94 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 0.269 s
Memory usage 3.51 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.374 s0.479 s+0.105 s3.6 MiB3.97 MiB+ 386.21 KiB
/wp-admin/edit.php0.277 s0.405 s+0.128 s3.63 MiB4 MiB+ 385.2 KiB
/wp-admin/post-new.php2.370 s1.634 s-0.736 s5.27 MiB5.75 MiB+ 491.84 KiB
/wp-admin/upload.php0.757 s0.822 s+0.065 s3.46 MiB3.86 MiB+ 411.85 KiB
/wp-admin/options-writing.php0.221 s0.307 s+0.086 s3.54 MiB3.81 MiB+ 268.41 KiB
/wp-admin/media-new.php0.261 s0.407 s+0.146 s3.44 MiB3.8 MiB+ 361.95 KiB
/wp-admin/edit-tags.php?taxonomy=category0.288 s0.378 s+0.090 s3.48 MiB3.92 MiB+ 449.82 KiB
/wp-admin/post-new.php?post_type=page1.369 s1.436 s+0.067 s5.25 MiB5.73 MiB+ 492 KiB
/wp-admin/options-discussion.php0.393 s0.518 s+0.125 s3.45 MiB3.82 MiB+ 378.61 KiB
/wp-admin/edit-comments.php0.291 s0.342 s+0.051 s3.55 MiB3.92 MiB+ 377.2 KiB
/0.376 s0.334 s-0.042 s3.3 MiB3.51 MiB+ 212.31 KiB
Average 0.634 s0.642 s+0.008 s3.82 MiB4.19 MiB+ 383.22 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.

Database Tables 2

Options wp_options 29

PHP Error Log 28 lines

[17-Jun-2019 19:51:40 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:40 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:41 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:42 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:44 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:45 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:46 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:46 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:47 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:48 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:49 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:50 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:51 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:51 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:51 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:53 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:53 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:54 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:54 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:54 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:55 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:55 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:57 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:57 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:57 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:58 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:59 UTC] wp-config file not writable for 'WP_CACHE'
[17-Jun-2019 19:51:59 UTC] wp-config file not writable for 'WP_CACHE'
See also: All tests for this plugin, How to Hide LiteSpeed Cache Admin Menus and Meta Boxes