Report - A faster website! (aka defer.js) 1.1.11_1

Does "An efficient lazy loader (defer.js)" work with WordPress 5.6 and PHP 7.4.8? A smoke test was performed on 2020-12-13 04:47:09 UTC.

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: 101.77 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 version	5.6
PHP version	7.4.8
MySQL version	8.0.21
PHP memory limit	256M

Plugin Info

Last updated	2025-09-02T07:55:00+00:00
Active installs	300+
WordPress.org page	https://wordpress.org/plugins/shins-pageload-magic/
Badges	Get badge code

Pages 3

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=shins-pageload-magic%2Fshins-pageload-magic.php&plugin_status=all&paged=1&s&_wpnonce=043300b340
Aspect	after-activation
HTTP status	200
Load time	0.867 s
Memory usage	2.84 MiB
JS errors	None
Resource errors	None

My defer.js

URL	/wp-admin/admin.php?page=defer-wordpress
Aspect	menu-item
HTTP status	200
Load time	0.472 s
Memory usage	2.98 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.313 s
Memory usage	2.66 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.267 s	0.268 s	+0.001 s	2.79 MiB	2.86 MiB	+ 65.67 KiB
/wp-admin/edit.php	0.180 s	0.213 s	+0.033 s	2.84 MiB	2.95 MiB	+ 116.41 KiB
/wp-admin/post-new.php	0.895 s	1.053 s	+0.158 s	4.93 MiB	5.07 MiB	+ 142.11 KiB
/wp-admin/upload.php	0.504 s	0.465 s	-0.039 s	2.67 MiB	2.79 MiB	+ 128.95 KiB
/wp-admin/options-writing.php	0.151 s	0.197 s	+0.046 s	2.68 MiB	2.78 MiB	+ 96.55 KiB
/wp-admin/media-new.php	0.225 s	0.189 s	-0.036 s	2.65 MiB	2.77 MiB	+ 128.75 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.186 s	0.187 s	+0.001 s	2.68 MiB	2.81 MiB	+ 129.66 KiB
/wp-admin/post-new.php?post_type=page	1.148 s	0.643 s	-0.505 s	4.92 MiB	5.05 MiB	+ 129.7 KiB
/wp-admin/options-discussion.php	0.295 s	0.206 s	-0.089 s	2.65 MiB	2.77 MiB	+ 129.06 KiB
/wp-admin/edit-comments.php	0.230 s	0.222 s	-0.008 s	2.75 MiB	2.81 MiB	+ 64.6 KiB
/	0.289 s	0.201 s	-0.088 s	2.67 MiB	2.66 MiB	- 11.95 KiB
Average	0.397 s	0.349 s	-0.048 s	3.11 MiB	3.21 MiB	+ 101.77 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.

Options `wp_options` 11

shinsenter_deferjs_default_defer_time
shinsenter_deferjs_defer_web_fonts
shinsenter_deferjs_enable_defer_css
shinsenter_deferjs_enable_defer_iframes
shinsenter_deferjs_enable_defer_images
shinsenter_deferjs_enable_dns_prefetch
shinsenter_deferjs_enable_preloading
shinsenter_deferjs_fix_render_blocking
shinsenter_deferjs_minify_output_html
shinsenter_deferjs_use_color_placeholder
shinsenter_deferjs_version

PHP Error Log

The log file is empty.

A faster website! (aka defer.js) 1.1.11_1