WordPress admin panel sluggish and using 100% CPU? The Heartbeat API polls your server every 15 seconds for autosave and notifications, eating resources. What Heartbeat Does: Every 15 seconds: – Check for new comments – Check for plugin updates – Autosave post drafts – Notify about other users editing same post – Trigger scheduled tasks […]
Tag: wp-admin
Disable Heartbeat API Selectively (Not Globally)
Heartbeat eats CPU on admin screens. add_action(‘init’, function () { wp_deregister_script(‘heartbeat’); }); Why it mattersAdmin stays responsive without breaking autosave where needed.

