Report - Delete Duplicate Posts 4.7.1

Does Delete Duplicate Posts work with WordPress 5.8.1 and PHP 7.4.8? A smoke test was performed on 2021-09-09 13:44:11 UTC.

Summary

Errors

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

Performance

Memory usage: 507.08 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	5.8.1
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=382a1cf4c7
Aspect	after-activation
HTTP status	200
Load time	0.814 s
Memory usage	3.6 MiB
JS errors	None
Resource errors	None

Tools → Delete Duplicate Posts

URL	/wp-admin/tools.php?page=delete-duplicate-posts
Aspect	menu-item
HTTP status	200
Load time	0.254 s
Memory usage	3.5 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	0.146 s
Memory usage	3.49 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	0.266 s
Memory usage	3.78 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.285 s
Memory usage	3.45 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.340 s	0.294 s	-0.046 s	3.08 MiB	3.67 MiB	+ 599.69 KiB
/wp-admin/edit.php	0.168 s	0.334 s	+0.166 s	3.11 MiB	3.7 MiB	+ 602.08 KiB
/wp-admin/post-new.php	1.043 s	0.887 s	-0.156 s	5.27 MiB	5.79 MiB	+ 538.48 KiB
/wp-admin/upload.php	0.582 s	0.279 s	-0.303 s	3.03 MiB	3.46 MiB	+ 442.87 KiB
/wp-admin/options-writing.php	0.177 s	0.150 s	-0.027 s	3.02 MiB	3.44 MiB	+ 424.97 KiB
/wp-admin/media-new.php	0.234 s	0.186 s	-0.048 s	3.01 MiB	3.44 MiB	+ 443.66 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.182 s	0.258 s	+0.076 s	3.04 MiB	3.47 MiB	+ 443.32 KiB
/wp-admin/post-new.php?post_type=page	1.041 s	1.383 s	+0.342 s	5.26 MiB	5.78 MiB	+ 532.82 KiB
/wp-admin/options-discussion.php	0.277 s	0.277 s	+0.000 s	3 MiB	3.44 MiB	+ 443.35 KiB
/wp-admin/edit-comments.php	0.215 s	0.195 s	-0.020 s	3.04 MiB	3.63 MiB	+ 597.64 KiB
/	0.293 s	0.288 s	-0.005 s	2.96 MiB	3.45 MiB	+ 509.02 KiB
Average	0.414 s	0.412 s	-0.002 s	3.44 MiB	3.93 MiB	+ 507.08 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	98.3%	31,740	16,318	109
	JavaScript	1.1%	350	77	3
	CSS	0.6%	178	0	12
	XML	0.1%	23	5	1
Total			32,291	16,400	125

PHP Code Analysis | More results »

Lines of code	22,551
Total complexity	5,571
Median class complexity	17.5
Median method complexity	2.0
Most complex class	Freemius
Most complex function	FS_Plugin_Info_Dialog::install_plugin_information()

Classes	46
Methods	1,158
Functions	97

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` 6

delete_duplicate_posts_options_v4
fs_accounts
fs_active_plugins
fs_api_cache
fs_debug_mode
fs_gdpr

PHP Error Log 6 lines

[09-Sep-2021 13:44:26 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 7783
[09-Sep-2021 13:44:26 UTC] WordPress database error Table 'wordpress.wp_ddp_log' doesn't exist for query SHOW FULL COLUMNS FROM `wp_ddp_log` made by activate_plugin, do_action('activate_delete-duplicate-posts/delete-duplicate-posts.php'), WP_Hook->do_action, WP_Hook->apply_filters, Delete_Duplicate_Posts::install, Delete_Duplicate_Posts::create_table, Delete_Duplicate_Posts::log
[09-Sep-2021 13:44:26 UTC] WordPress database error Table 'wordpress.wp_ddp_log' doesn't exist for query SELECT COUNT(*) FROM `wp_ddp_log`; made by activate_plugin, do_action('activate_delete-duplicate-posts/delete-duplicate-posts.php'), WP_Hook->do_action, WP_Hook->apply_filters, Delete_Duplicate_Posts::install, Delete_Duplicate_Posts::create_table, Delete_Duplicate_Posts::log
[09-Sep-2021 13:44:28 UTC] WordPress database error Table 'wordpress.wp_ddp_log' doesn't exist for query SHOW FULL COLUMNS FROM `wp_ddp_log` made by do_action('wp_ajax_ddp_get_duplicates'), WP_Hook->do_action, WP_Hook->apply_filters, Delete_Duplicate_Posts::return_duplicates_ajax, Delete_Duplicate_Posts::return_duplicates, Delete_Duplicate_Posts::log
[09-Sep-2021 13:44:28 UTC] WordPress database error Table 'wordpress.wp_ddp_log' doesn't exist for query SELECT COUNT(*) FROM `wp_ddp_log`; made by do_action('wp_ajax_ddp_get_duplicates'), WP_Hook->do_action, WP_Hook->apply_filters, Delete_Duplicate_Posts::return_duplicates_ajax, Delete_Duplicate_Posts::return_duplicates, Delete_Duplicate_Posts::log
[09-Sep-2021 13:44:28 UTC] WordPress database error Table 'wordpress.wp_ddp_log' doesn't exist for query  SELECT datime, note FROM wp_ddp_log ORDER BY datime DESC LIMIT 100; made by do_action('wp_ajax_ddp_get_loglines'), WP_Hook->do_action, WP_Hook->apply_filters, Delete_Duplicate_Posts::return_loglines

Delete Duplicate Posts 4.7.1