Report - Jetpack Boost 4.2.1

Does Jetpack Boost work with WordPress 6.8.2 and PHP 8.1.12? A smoke test was performed on 2025-07-24 16:06:47 UTC.

Summary

Errors

1	PHP notices
	No JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 1.11 MiB
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 version	6.8.2
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-02-04T16:40:00+00:00
Active installs	200,000+
WordPress.org page	https://wordpress.org/plugins/jetpack-boost/
Badges	Get badge code

Pages 3

Jetpack Boost - Settings ‹ Test site — WordPress

URL	/wp-admin/admin.php?page=jetpack-boost
Requested URL	/wp-admin/plugins.php?action=activate&plugin=jetpack-boost%2Fjetpack-boost.php&plugin_status=all&paged=1&s&_wpnonce=fa4240ff64
Aspect	after-activation
HTTP status	200
Load time	2.100 s
Memory usage	5.51 MiB
JS errors	None
Resource errors	None

Jetpack

URL	/wp-admin/admin.php?page=jetpack-boost
Aspect	menu-item
HTTP status	200
Load time	0.739 s
Memory usage	4.69 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.216 s
Memory usage	4.35 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.345 s	0.571 s	+0.226 s	3.51 MiB	4.51 MiB	+ 1.01 MiB
/wp-admin/edit.php	0.203 s	0.331 s	+0.128 s	3.57 MiB	4.54 MiB	+ 990.85 KiB
/wp-admin/post-new.php	0.750 s	1.372 s	+0.622 s	6.06 MiB	7.9 MiB	+ 1.84 MiB
/wp-admin/upload.php	0.854 s	0.599 s	-0.255 s	3.52 MiB	4.45 MiB	+ 951.43 KiB
/wp-admin/options-writing.php	0.326 s	0.196 s	-0.130 s	3.5 MiB	4.43 MiB	+ 955.43 KiB
/wp-admin/media-new.php	0.352 s	0.228 s	-0.124 s	3.49 MiB	4.43 MiB	+ 963.62 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.355 s	0.180 s	-0.175 s	3.5 MiB	4.45 MiB	+ 968.79 KiB
/wp-admin/post-new.php?post_type=page	1.048 s	0.614 s	-0.434 s	6.05 MiB	7.88 MiB	+ 1.83 MiB
/wp-admin/options-discussion.php	0.400 s	0.269 s	-0.131 s	3.5 MiB	4.43 MiB	+ 951.94 KiB
/wp-admin/edit-comments.php	0.676 s	0.198 s	-0.478 s	3.52 MiB	4.45 MiB	+ 951.43 KiB
/	0.441 s	0.254 s	-0.187 s	3.43 MiB	4.35 MiB	+ 933.94 KiB
Average	0.523 s	0.437 s	-0.085 s	3.97 MiB	5.08 MiB	+ 1.11 MiB

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

Markdown

Language		%	Lines of code	Comment lines	Files
	PHP	75.4%	48,528	34,266	427
	Markdown	19.1%	12,270	0	57
	JSON	2.6%	1,679	0	30
	JavaScript	0.9%	574	124	17
	TypeScript	0.7%	426	15	4
	Sass	0.7%	423	19	1
	SVG	0.4%	227	4	19
	CSS	0.2%	156	1	8
	JSX	0.1%	51	3	1
Total			64,334	34,432	564

PHP Code Analysis | More results »

Lines of code	48,384
Total complexity	10,154
Median class complexity	15.0
Median method complexity	2.0
Most complex class	Automattic\Jetpack\Device_Detection\User_Agent_Info
Most complex function	Automattic\Jetpack\Image_CDN\Image_CDN::filter_the_content()

Classes	358
Methods	3,408
Functions	81

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` 7

jb_get_started
jb_transient_premium_features
jb_transient_speed_score_stale_marker
jetpack_boost_ds_cornerstone_pages_list
jetpack_boost_ds_critical_css_suggest_regenerate
jetpack_boost_version
jetpack_sync_settings_disable

User Metadata `wp_usermeta` 3

my-jetpack-cache-date
my-jetpack-wpcom-product-check-hash
my-jetpack-cache

Custom Post Types 1

ID	Name
jb_store_css	Posts

PHP Error Log 1 lines

[24-Jul-2025 16:07:06 UTC] PHP Notice:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>jetpack-boost</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in /wp-includes/functions.php on line 6121

Jetpack Boost 4.2.1