Report - Proxy Cache Purge 4.8.1

Does Proxy Cache Purge work with WordPress 5.7 and PHP 7.4.8? A smoke test was performed on 2021-03-10 01:19:25 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: 50.36 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
PHP version	7.4.8
MySQL version	8.0.21
PHP memory limit	256M

Plugin Info

Last updated	2026-05-27T17:13:00+00:00
Active installs	40,000+
WordPress.org page	https://wordpress.org/plugins/varnish-http-purge/
Badges	Get badge code

Pages 4

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=varnish-http-purge%2Fvarnish-http-purge.php&plugin_status=all&paged=1&s&_wpnonce=44e9628a63
Aspect	after-activation
HTTP status	200
Load time	0.276 s
Memory usage	2.77 MiB
JS errors	None
Resource errors	None

Proxy Cache

URL	/wp-admin/admin.php?page=varnish-page
Aspect	menu-item
HTTP status	200
Load time	0.164 s
Memory usage	2.73 MiB
JS errors	None
Resource errors	None

Proxy Cache → Check Caching

URL	/wp-admin/admin.php?page=varnish-check-caching
Aspect	menu-item
HTTP status	200
Load time	0.154 s
Memory usage	2.73 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.227 s
Memory usage	2.69 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.291 s	0.290 s	-0.001 s	2.82 MiB	2.88 MiB	+ 61.55 KiB
/wp-admin/edit.php	0.189 s	0.199 s	+0.010 s	2.86 MiB	2.92 MiB	+ 61.13 KiB
/wp-admin/post-new.php	0.921 s	1.187 s	+0.266 s	5.02 MiB	5.1 MiB	+ 74.05 KiB
/wp-admin/upload.php	0.509 s	0.425 s	-0.084 s	2.7 MiB	2.75 MiB	+ 56.73 KiB
/wp-admin/options-writing.php	0.265 s	0.161 s	-0.104 s	2.71 MiB	2.73 MiB	+ 24.71 KiB
/wp-admin/media-new.php	0.227 s	0.181 s	-0.046 s	2.67 MiB	2.73 MiB	+ 56.91 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.210 s	0.212 s	+0.002 s	2.77 MiB	2.83 MiB	+ 57.97 KiB
/wp-admin/post-new.php?post_type=page	1.432 s	0.735 s	-0.697 s	5.01 MiB	5.07 MiB	+ 65.7 KiB
/wp-admin/options-discussion.php	0.306 s	0.314 s	+0.008 s	2.67 MiB	2.73 MiB	+ 57.22 KiB
/wp-admin/edit-comments.php	0.240 s	0.319 s	+0.079 s	2.78 MiB	2.83 MiB	+ 56.82 KiB
/	0.277 s	0.243 s	-0.034 s	2.71 MiB	2.69 MiB	- 18.83 KiB
Average	0.442 s	0.388 s	-0.055 s	3.16 MiB	3.21 MiB	+ 50.36 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

Language		%	Lines of code	Comment lines	Files
	PHP	98.6%	1,517	845	5
	CSS	1.4%	21	3	1
Total			1,538	848	6

PHP Code Analysis | More results »

Lines of code	1,516
Total complexity	401
Median class complexity	104.0
Median method complexity	3.0
Most complex class	VarnishDebug
Most complex function	VarnishDebug::varnish_results()

Classes	4
Methods	66
Functions	0

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` 3

vhp_varnish_devmode
vhp_varnish_ip
vhp_varnish_url

PHP Error Log

The log file is empty.

Proxy Cache Purge 4.8.1