Matomo Analytics - Ethical Stats. Powerful Insights. 5.7.0

Does "Matomo Analytics - Ethical Stats. Powerful Insights." work with WordPress 6.9.1 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
4PHP warnings
1PHP notices
26Unrecognized messages in the PHP error log
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 292.26 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 version6.9.1
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 100,000+
WordPress.org page https://wordpress.org/plugins/matomo/
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Pages 19

Get Started ‹ Test site — WordPress

Page screenshot: Get Started ‹ Test site — WordPress
URL /wp-admin/admin.php?page=matomo-get-started
Requested URL /wp-admin/plugins.php?action=activate&plugin=matomo%2Fmatomo.php&plugin_status=all&paged=1&s&_wpnonce=560d1b9616
Aspect after-activation
HTTP status 200
Load time 4.169 s
Memory usage 85.41 MiB
JS errors None
Resource errors None

Matomo Analytics

Page screenshot: Matomo Analytics
URL /wp-admin/admin.php?page=matomo-get-started
Aspect menu-item
HTTP status 200
Load time 0.273 s
Memory usage 3.9 MiB
JS errors None
Resource errors None

Matomo Analytics → Summary

Page screenshot: Matomo Analytics → Summary
URL /wp-admin/admin.php?page=matomo-summary
Aspect menu-item
HTTP status 200
Load time 1.123 s
Memory usage 11.93 MiB
JS errors None
Resource errors None

Matomo Analytics → Reporting

Page screenshot: Matomo Analytics → Reporting
URL /wp-content/plugins/matomo/app/index.php?module=CoreHome&action=index&idSite=1&period=day&date=today
Requested URL /wp-admin/admin.php?page=matomo-reporting
Aspect menu-item
HTTP status 200
Load time 2.195 s
Memory usage N/A
JS errors None
Resource errors None

Matomo Analytics → Tag Manager

Page screenshot: Matomo Analytics → Tag Manager
URL /wp-content/plugins/matomo/app/index.php?idSite=1&period=day&date=yesterday&module=TagManager&action=manageContainers
Requested URL /wp-admin/admin.php?page=matomo-tagmanager
Aspect menu-item
HTTP status 200
Load time 4.097 s
Memory usage N/A
JS errors None
Resource errors None

Matomo Analytics → Settings

Page screenshot: Matomo Analytics → Settings
URL /wp-admin/admin.php?page=matomo-settings
Aspect menu-item
HTTP status 200
Load time 0.647 s
Memory usage 6.07 MiB
JS errors None
Resource errors None

Matomo Analytics → Settings → Access

Page screenshot: Matomo Analytics → Settings → Access
URL /wp-admin/admin.php?page=matomo-settings&tab=access
Aspect menu-item-tab
HTTP status 200
Load time 0.304 s
Memory usage 3.91 MiB
JS errors None
Resource errors None

Matomo Analytics → Settings → Privacy & GDPR

Page screenshot: Matomo Analytics → Settings → Privacy & GDPR
URL /wp-admin/admin.php?page=matomo-settings&tab=privacy
Aspect menu-item-tab
HTTP status 200
Load time 0.305 s
Memory usage 3.91 MiB
JS errors None
Resource errors None

Matomo Analytics → Settings → Exclusions

Page screenshot: Matomo Analytics → Settings → Exclusions
URL /wp-admin/admin.php?page=matomo-settings&tab=exlusions
Aspect menu-item-tab
HTTP status 200
Load time 0.300 s
Memory usage 5.86 MiB
JS errors None
Resource errors None

Matomo Analytics → Settings → Geolocation

Page screenshot: Matomo Analytics → Settings → Geolocation
URL /wp-admin/admin.php?page=matomo-settings&tab=geolocation
Aspect menu-item-tab
HTTP status 200
Load time 0.294 s
Memory usage 3.91 MiB
JS errors None
Resource errors None

Matomo Analytics → Settings → Advanced

Page screenshot: Matomo Analytics → Settings → Advanced
URL /wp-admin/admin.php?page=matomo-settings&tab=advanced
Aspect menu-item-tab
HTTP status 200
Load time 0.326 s
Memory usage 5.85 MiB
JS errors None
Resource errors None

Matomo Analytics → Settings → Matomo Admin

Page screenshot: Matomo Analytics → Settings → Matomo Admin
URL /wp-content/plugins/matomo/app/index.php?idSite=1&period=day&date=yesterday&module=CoreAdminHome&action=home
Requested URL /wp-admin/admin.php?page=matomo-reporting&goto=matomo-admin
Aspect menu-item-tab
HTTP status 200
Load time 0.433 s
Memory usage N/A
JS errors None
Resource errors None

Matomo Analytics → Marketplace

Page screenshot: Matomo Analytics → Marketplace
URL /wp-admin/admin.php?page=matomo-marketplace
Aspect menu-item
HTTP status 200
Load time 0.605 s
Memory usage 3.92 MiB
JS errors None
Resource errors None

Matomo Analytics → Marketplace → Install Plugins

Page screenshot: Matomo Analytics → Marketplace → Install Plugins
URL /wp-admin/admin.php?page=matomo-marketplace&tab=install
Aspect menu-item-tab
HTTP status 200
Load time 0.351 s
Memory usage 3.91 MiB
JS errors None
Resource errors None

Matomo Analytics → Marketplace → Subscriptions

Page screenshot: Matomo Analytics → Marketplace → Subscriptions
URL /wp-admin/admin.php?page=matomo-marketplace&tab=subscriptions
Aspect menu-item-tab
HTTP status 200
Load time 0.280 s
Memory usage 3.91 MiB
JS errors None
Resource errors None

Matomo Analytics → Diagnostics

Page screenshot: Matomo Analytics → Diagnostics
URL /wp-admin/admin.php?page=matomo-systemreport
Aspect menu-item
HTTP status 200
Load time 0.977 s
Memory usage 8.88 MiB
JS errors None
Resource errors None

Matomo Analytics → Diagnostics → Troubleshooting

Page screenshot: Matomo Analytics → Diagnostics → Troubleshooting
URL /wp-admin/admin.php?page=matomo-systemreport&tab=troubleshooting
Aspect menu-item-tab
HTTP status 200
Load time 0.319 s
Memory usage 6.34 MiB
JS errors None
Resource errors None

Matomo Analytics → Help

Page screenshot: Matomo Analytics → Help
URL /wp-admin/admin.php?page=matomo-about
Aspect menu-item
HTTP status 200
Load time 0.295 s
Memory usage 3.91 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 0.248 s
Memory usage 4.2 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.458 s0.447 s-0.011 s3.78 MiB3.98 MiB+ 208.96 KiB
/wp-admin/edit.php0.369 s0.429 s+0.060 s3.78 MiB4.05 MiB+ 274.65 KiB
/wp-admin/post-new.php0.881 s0.952 s+0.071 s6.31 MiB6.97 MiB+ 682.08 KiB
/wp-admin/upload.php0.666 s0.401 s-0.265 s3.74 MiB3.94 MiB+ 208.62 KiB
/wp-admin/options-writing.php0.324 s0.310 s-0.014 s3.71 MiB3.92 MiB+ 208.93 KiB
/wp-admin/media-new.php0.522 s0.529 s+0.007 s3.7 MiB3.91 MiB+ 208.93 KiB
/wp-admin/edit-tags.php?taxonomy=category0.409 s0.467 s+0.058 s3.72 MiB3.95 MiB+ 239.57 KiB
/wp-admin/post-new.php?post_type=page0.663 s0.716 s+0.053 s6.3 MiB6.95 MiB+ 671.19 KiB
/wp-admin/options-discussion.php0.322 s0.344 s+0.022 s3.71 MiB3.92 MiB+ 208.93 KiB
/wp-admin/edit-comments.php0.308 s0.328 s+0.020 s3.74 MiB3.94 MiB+ 208.93 KiB
/0.265 s0.180 s-0.085 s4.11 MiB4.2 MiB+ 94.11 KiB
Average 0.472 s0.464 s-0.008 s4.24 MiB4.52 MiB+ 292.26 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.

JSON
PHP
Language % Lines of code Comment lines Files
JSON50.1%224,541089
PHP41.7%186,71089,1542,466
LESS3.0%13,394183159
Twig1.9%8,56448310
JavaScript1.8%8,17393287
SVG0.9%3,96732368
CSS0.4%1,8503319
Markdown0.2%687014
TypeScript0.0%80283
Total 447,966 90,410 3,515

PHP Code Analysis | More results »

Lines of code 176,115
Total complexity 37,493
Median class complexity 6.0
Median method complexity 1.0
Most complex class WpMatomo\Admin\SystemReport
Most complex function Piwik\Http::sendHttpRequestBy()
Classes 2,327
Methods 14,213
Functions 86

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 50

Options wp_options 11

Roles 4

ID Name
matomo_view_roleMatomo View
matomo_write_roleMatomo Write
matomo_admin_roleMatomo Admin
matomo_superuser_roleMatomo Super User

Capabilities 5

PHP Error Log 31 lines

[25-Feb-2026 21:40:12 UTC] Matomo: Matomo is not yet installed... installing now
[25-Feb-2026 21:40:12 UTC] Matomo: Matomo will now create the database
[25-Feb-2026 21:40:12 UTC] Matomo: Matomo is now creating the config
[25-Feb-2026 21:40:13 UTC] Matomo: Matomo will now trigger an update
[25-Feb-2026 21:40:13 UTC] Matomo: Changed global option version_history: ["5.7.0"]
[25-Feb-2026 21:40:13 UTC] Matomo: Changed global option core_version: 5.7.1
[25-Feb-2026 21:40:13 UTC] Matomo: Save settings
[25-Feb-2026 21:40:13 UTC] Matomo: Matomo is now syncing blogId 1
[25-Feb-2026 21:40:13 UTC] Matomo: Matomo site is not known for blog... will create site
[25-Feb-2026 21:40:14 UTC] Matomo: Matomo created site with ID 1 for blog
[25-Feb-2026 21:40:14 UTC] Matomo: Matomo will now sync 1 users
[25-Feb-2026 21:40:14 UTC] Matomo: Matomo is now creating a user for user id 1 with matomo login user
[25-Feb-2026 21:40:14 UTC] Matomo: Matomo is now installing the tracker
[25-Feb-2026 21:40:14 UTC] Matomo: Matomo will now init the environment
[25-Feb-2026 21:40:14 UTC] Matomo: Matomo will now init the front controller and install plugins etc
[25-Feb-2026 21:40:14 UTC] Matomo: Matomo will now sync 1 users
[25-Feb-2026 21:40:14 UTC] Matomo: Matomo will now trigger an update
[25-Feb-2026 21:40:14 UTC] Matomo: No settings changed yet
[25-Feb-2026 21:40:14 UTC] Matomo: Recording version and url
[25-Feb-2026 21:40:14 UTC] Matomo: Emptying some caches
[25-Feb-2026 21:40:14 UTC] Matomo: Matomo install finished
[25-Feb-2026 21:40:14 UTC] Matomo: Changed option instance-components-installed: {"core":1,"CoreVue":1,"CorePluginsAdmin":1,"CoreAdminHome":1,"CoreHome":1,"WebsiteMeasurable":1,"IntranetMeasurable":1,"Diagnostics":1,"CoreVisualizations":1,"Proxy":1,"API":1,"Transitions":1,"LanguagesManager":1,"Actions":1,"Dashboard":1,"Referrers":1,"UserLanguage":1,"DevicesDetection":1,"Goals":1,"Ecommerce":1,"SEO":1,"Events":1,"UserCountry":1,"GeoIp2":1,"VisitsSummary":1,"VisitFrequency":1,"VisitTime":1,"VisitorInterest":1,"RssWidget":1,"Monolog":1,"Login":1,"UsersManager":1,"SitesManager":1,"Installation":1,"CoreUpdater":1,"CoreConsole":1,"ScheduledReports":1,"UserCountryMap":1,"Live":1,"PrivacyManager":1,"ImageGraph":1,"Annotations":1,"MobileMessaging":1,"Overlay":1,"SegmentEditor":1,"Insights":1,"Morpheus":1,"Contents":1,"BulkTracking":1,"Resolution":1,"DevicePlugins":1,"Heartbeat":1,"Intl":1,"UserId":1,"CustomJsTracker":1,"Tour":1,"PagePerformance":1,"CustomDimensions":1,"JsTrackerInstallCheck":1,"FeatureFlags":1,"AIAgents":1,"BotTracking":1,"TagManager":1,"WordPress":1}
[25-Feb-2026 21:40:14 UTC] Matomo: Save settings
[25-Feb-2026 21:40:14 UTC] Matomo: scheduling matomo_scheduled_archive for immediate execution, then repeating on the hourly schedule
[25-Feb-2026 21:40:14 UTC] PHP Notice:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>matomo</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in /wp-includes/functions.php on line 6131
[25-Feb-2026 21:40:14 UTC] Matomo: No settings changed yet
[25-Feb-2026 21:40:16 UTC] PHP Warning:  Undefined array key "HTTP_HOST" in /wp-config.php on line 174
[25-Feb-2026 21:40:16 UTC] PHP Warning:  Undefined array key "HTTP_HOST" in /wp-config.php on line 175
[25-Feb-2026 21:40:41 UTC] PHP Warning:  Undefined array key "HTTP_HOST" in /wp-config.php on line 174
[25-Feb-2026 21:40:41 UTC] PHP Warning:  Undefined array key "HTTP_HOST" in /wp-config.php on line 175
[25-Feb-2026 21:40:56 UTC] Matomo: Scheduled tasks uninstall all events
See also: All tests for this plugin, How to Hide Matomo Analytics - Ethical Stats. Powerful Insights. Admin Menus