Report - Delete Duplicate Posts 4.4.8

Does Delete Duplicate Posts work with WordPress 5.6 and PHP 7.4.8? A smoke test was performed on 2020-12-09 07:27:43 UTC.

Summary

Errors

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

Performance

Memory usage: 461.66 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	2025-05-15T19:21:00+00:00
Active installs	20,000+
WordPress.org page	https://wordpress.org/plugins/delete-duplicate-posts/
Badges	Get badge code

Pages 5

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=delete-duplicate-posts%2Fdelete-duplicate-posts.php&plugin_status=all&paged=1&s&_wpnonce=18b02032de
Aspect	after-activation
HTTP status	200
Load time	1.085 s
Memory usage	3.26 MiB
JS errors	None
Resource errors	None

Tools → Delete Duplicate Posts

URL	/wp-admin/tools.php?page=delete-duplicate-posts.php
Aspect	menu-item
HTTP status	200
Load time	0.243 s
Memory usage	3.16 MiB
JS errors	None
Resource errors	None

Tools → Contact Us

URL	/wp-admin/tools.php?page=delete-duplicate-posts.php-contact
Aspect	menu-item
HTTP status	200
Load time	0.167 s
Memory usage	3.16 MiB
JS errors	None
Resource errors	None

Tools → Upgrade ➤

URL	/wp-admin/tools.php?page=delete-duplicate-posts.php-pricing
Aspect	menu-item
HTTP status	200
Load time	0.347 s
Memory usage	3.45 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.367 s
Memory usage	2.95 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	0.296 s	+0.029 s	2.79 MiB	3.32 MiB	+ 543.48 KiB
/wp-admin/edit.php	0.178 s	0.271 s	+0.093 s	2.84 MiB	3.37 MiB	+ 548.66 KiB
/wp-admin/post-new.php	0.911 s	0.934 s	+0.023 s	4.93 MiB	5.48 MiB	+ 556.77 KiB
/wp-admin/upload.php	0.504 s	0.539 s	+0.035 s	2.67 MiB	3.1 MiB	+ 447.06 KiB
/wp-admin/options-writing.php	0.224 s	0.170 s	-0.054 s	2.68 MiB	3.09 MiB	+ 413.42 KiB
/wp-admin/media-new.php	0.209 s	0.181 s	-0.028 s	2.65 MiB	3.08 MiB	+ 447.49 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.185 s	0.186 s	+0.001 s	2.68 MiB	3.12 MiB	+ 447.41 KiB
/wp-admin/post-new.php?post_type=page	1.088 s	0.749 s	-0.339 s	4.92 MiB	5.46 MiB	+ 551.11 KiB
/wp-admin/options-discussion.php	0.288 s	0.286 s	-0.002 s	2.65 MiB	3.08 MiB	+ 447.8 KiB
/wp-admin/edit-comments.php	0.244 s	0.215 s	-0.029 s	2.75 MiB	3.12 MiB	+ 382.09 KiB
/	0.312 s	0.217 s	-0.095 s	2.67 MiB	2.95 MiB	+ 292.96 KiB
Average	0.401 s	0.368 s	-0.033 s	3.11 MiB	3.56 MiB	+ 461.66 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 1

wp_ddp_log

Options `wp_options` 6

delete_duplicate_posts_options_v4
fs_accounts
fs_active_plugins
fs_api_cache
fs_debug_mode
fs_gdpr

PHP Error Log 3 lines

[09-Dec-2020 07:27:59 UTC] PHP Notice:  Trying to access array offset on value of type null in /wp-content/plugins/delete-duplicate-posts/freemius/includes/class-freemius.php on line 7771
[09-Dec-2020 07:28:00 UTC] PHP Notice:  wpdb::prepare was called <strong>incorrectly</strong>. The query argument of wpdb::prepare() must have a placeholder. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.9.0.) in /wp-includes/functions.php on line 5311
[09-Dec-2020 07:28:00 UTC] PHP Notice:  Undefined offset: 0 in /wp-includes/wp-db.php on line 1323

Delete Duplicate Posts 4.4.8