Report - 404 to 301 - Redirect, Log and Notify 404 Errors 3.0.7 - PluginTests.com

Does "404 to 301 - Redirect, Log and Notify 404 Errors" work with WordPress 5.7.2 and PHP 7.4.8? A smoke test was performed on 2021-05-13 03:27:08 UTC.

Summary

Errors

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

Performance

Memory usage: 92.92 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	5.7.2
PHP version	7.4.8
MySQL version	8.0.21
PHP memory limit	256M

Plugin Info

Last updated	2025-05-29T17:25:00+00:00
Active installs	100,000+
WordPress.org page	https://wordpress.org/plugins/404-to-301/
Badges	Get badge code

Pages 4

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=404-to-301%2F404-to-301.php&plugin_status=all&paged=1&s&_wpnonce=0757dc7132
Aspect	after-activation
HTTP status	200
Load time	0.320 s
Memory usage	2.92 MiB
JS errors	None
Resource errors	None

404 to 301

Page screenshot: 404 to 301

URL	/wp-admin/admin.php?page=jj4t3-logs
Aspect	menu-item
HTTP status	200
Load time	0.179 s
Memory usage	2.75 MiB
JS errors	None
Resource errors	None

404 to 301 → 404 Settings

Page screenshot: 404 to 301 → 404 Settings

URL	/wp-admin/admin.php?page=jj4t3-settings
Aspect	menu-item
HTTP status	200
Load time	0.146 s
Memory usage	2.83 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	0.160 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	0.264 s	0.234 s	-0.030 s	2.82 MiB	2.92 MiB	+ 107.13 KiB
/wp-admin/edit.php	0.181 s	0.209 s	+0.028 s	2.86 MiB	2.95 MiB	+ 87.04 KiB
/wp-admin/post-new.php	1.488 s	1.278 s	-0.210 s	5.02 MiB	5.25 MiB	+ 226.34 KiB
/wp-admin/upload.php	0.482 s	0.377 s	-0.105 s	2.7 MiB	2.83 MiB	+ 133.81 KiB
/wp-admin/options-writing.php	0.262 s	0.143 s	-0.119 s	2.71 MiB	2.75 MiB	+ 35.73 KiB
/wp-admin/media-new.php	0.197 s	0.158 s	-0.039 s	2.67 MiB	2.74 MiB	+ 67.3 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.185 s	0.180 s	-0.005 s	2.77 MiB	2.85 MiB	+ 84.21 KiB
/wp-admin/post-new.php?post_type=page	1.148 s	0.594 s	-0.554 s	5.01 MiB	5.16 MiB	+ 157.93 KiB
/wp-admin/options-discussion.php	0.296 s	0.284 s	-0.012 s	2.67 MiB	2.76 MiB	+ 84.24 KiB
/wp-admin/edit-comments.php	0.244 s	0.214 s	-0.030 s	2.78 MiB	2.86 MiB	+ 85.77 KiB
/	0.252 s	0.188 s	-0.064 s	2.71 MiB	2.66 MiB	- 47.45 KiB
Average	0.454 s	0.351 s	-0.104 s	3.16 MiB	3.25 MiB	+ 92.92 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

PO File

Language		%	Lines of code	Comment lines	Files
	PHP	81.4%	1,131	1,965	15
	PO File	12.3%	171	330	1
	JavaScript	3.7%	52	38	1
	Sass	2.1%	29	0	1
	XML	0.5%	7	0	1
Total			1,390	2,333	19

PHP Code Analysis | More results »

Lines of code	955
Total complexity	234
Median class complexity	10.0
Median method complexity	2.0
Most complex class	JJ4T3_Log_Listing
Most complex function	JJ4T3_Admin::review_notice()

Classes	9
Methods	81
Functions	12

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 1

wp_404_to_301

Options `wp_options` 3

i4t3_db_version
i4t3_gnrl_options
i4t3_review_notice

PHP Error Log 1 lines

[13-May-2021 03:27:23 UTC] activated

See also: All tests for this plugin, How to Hide 404 to 301 - Redirect, Log and Notify 404 Errors Admin Menus