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{30} Tickets with a focus on performance (288 matches)

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Candidates for Closure (16 matches)

Ticket Summary Owner Component Priority Severity Milestone Type Workflow Modified
#61657 Script "in_footer" => false with "defer" will make all dependencies that are not deferred load in head Script Loader normal normal Awaiting Review defect (bug) close 12/09/2025
#63022 Update cache.php - Improve function wp_cache_decr Cache API normal normal Awaiting Review enhancement close 06/03/2025
#42280 Multisite: get_blogs_of_user has no useful caching on large installs pbearne* Networks and Sites normal major Awaiting Review defect (bug) dev-feedback 07/23/2024
#63653 map_meta_cap() fails in wp_refresh_post_lock() for custom post types not registered before init Administration normal normal Awaiting Review defect (bug) dev-feedback 01/27/2026
#56909 pre_recurse_dirsize filter cannot be used to fill up dirsize_cache and thus breaks performance Networks and Sites normal normal Awaiting Review defect (bug) dev-feedback 10/26/2022
#55206 wp core api memory leaks Database normal normal Awaiting Review defect (bug) dev-feedback 04/29/2022
#63683 Improve wp_insert_term() duplicate query Taxonomy normal minor Awaiting Review enhancement dev-feedback 07/23/2025
#54016 Media Library: Bulk delete elements in grid view takes very long Media normal normal Awaiting Review enhancement dev-feedback 04/14/2026
#41583 Menus Administration screen, menu items are always loaded even when not needed Menus normal normal Awaiting Review enhancement dev-feedback 05/28/2024
#57725 Use of rand() function instead of wp_rand() Filesystem API normal normal Awaiting Review enhancement dev-feedback 05/12/2025
#42455 WordPress Class methods and Single Responsibility (recent posts widgets) Widgets normal normal Awaiting Review enhancement dev-feedback 09/22/2022
#59639 Dedicated tables for media libary Database normal major Awaiting Review feature request dev-feedback 10/16/2023
#57764 MYSQL operations excessive CPU consumption issue. Upload normal normal Awaiting Review defect (bug) reporter-feedback 02/20/2023
#58723 Remove deprecated parameter tests in comments_link() Comments normal normal Awaiting Review defect (bug) reporter-feedback 08/27/2023
#51817 WP-Admin - Optimize main wpquery with 'fields' => 'ids' causes notice Administration normal normal Awaiting Review enhancement reporter-feedback 06/10/2025
#60950 JSON serialization for meta values Options, Meta APIs normal normal Awaiting Review feature request reporter-feedback 05/10/2024

Slated for Next Release (11 matches)

Ticket Summary Owner Component Priority Severity Milestone Type Workflow Modified
#64259 Convert emoji detection script from inline script module to external script module Emoji normal normal 7.1 enhancement 02/20/2026
#56320 Update mediaelement.js to the latest version adamsilverstein* External Libraries normal normal 7.1 defect (bug) dev-feedback 03/27/2026
#45354 Adding index for meta_key and post_id in postmeta Database normal normal 7.1 enhancement dev-feedback 04/09/2026
#64696 Real time collboration effectively disables persistent post caches while anyone edits a post Posts, Post Types normal normal 7.0 defect (bug) has-patch 04/20/2026
#42513 WP_Theme::get_post_templates() is extremely inefficient for large themes SergeyBiryukov Themes normal normal 7.1 defect (bug) has-patch 04/15/2026
#64538 memoize wp_normalize_path dmsnell General normal normal 7.0 defect (bug) has-patch 04/03/2026
#59269 Add support for adding metadata in bulk johnbillion Database normal normal 7.1 enhancement has-patch 02/18/2026
#64109 Bundled themes: Stylesheets should be minified in classic themes rutviksavsani Bundled Theme normal normal 7.1 enhancement has-patch 02/17/2026
#64250 Refactor redirect_guess_404_permalink to use WP_Query instead of raw SQL spacedmonkey Permalinks normal normal 7.1 enhancement has-patch 02/20/2026
#62709 Script modules integration with wp_resource_hints Script Loader normal minor 7.1 enhancement has-patch 03/27/2026
#61343 Improve caching in get_calendar function Widgets normal normal 7.1 enhancement reporter-feedback 04/17/2026

Tickets Awaiting Review (73 matches)

Ticket Summary Owner Component Priority Severity Milestone Type Workflow Modified
#64171 Cache failed requests to WordPress.org API endpoints General normal normal Awaiting Review defect (bug) 04/01/2026
#52320 Empty entries in WP_Scripts 'extra' field Script Loader normal trivial Awaiting Review defect (bug) 08/14/2025
#56883 Feeds of non-existent tags and categories displays an empty feed instead of 404 Feeds normal normal Awaiting Review defect (bug) 04/15/2024
#47292 Heartbeat API cause Apache/PHP to exhaust memory Administration normal critical Awaiting Review defect (bug) 07/24/2024
#50435 In some cases wp_get_post_parent_id() = get_post_ancestors Posts, Post Types normal normal Awaiting Review defect (bug) 02/18/2025
#61234 Investigation Request: High Frequency of `hooked_block_types` Filter Calls Editor normal normal Awaiting Review defect (bug) 07/03/2024
#40052 Issue with WP_Cache not invalidating stale cache after an update request Cache API normal major Awaiting Review defect (bug) 07/23/2024
#64001 Large user data set causes very slow load/pagination/search in the user list Users normal normal Awaiting Review defect (bug) 09/19/2025
#55749 Large-site inefficiency in REST users endpoint used by Gutenberg editor Users normal normal Awaiting Review defect (bug) 04/20/2023
#53607 Loading or saving a post with enough (large) revisions exhausts available memory Revisions normal normal Awaiting Review defect (bug) 06/10/2025
#63601 Memory exhaustion during performance tests when base version is set to 6.8 Build/Test Tools normal normal Awaiting Review defect (bug) 06/24/2025
#50667 New attachment size is created even the source is smaller Media normal normal Awaiting Review defect (bug) 10/19/2022
#56784 Optimization in wp_staticize_emoji function Emoji normal normal Awaiting Review defect (bug) 01/10/2025
#59625 Pagination. Classes name mistake for item of pagination General normal normal Awaiting Review defect (bug) 10/14/2023
#60147 Possible bug when YouTube embeds having both loading=lazy attribute and the enablejsapi parameter Embeds normal normal Awaiting Review defect (bug) 02/15/2024
#58095 Post featured image block use full size image => huge impact on performance Editor normal normal Awaiting Review defect (bug) 05/12/2025
#55534 Remaining image files after deleting them General normal critical Awaiting Review defect (bug) 04/05/2022
#51117 Sitemap & XSL requests execute main query for home page. pbiron* Sitemaps normal normal Awaiting Review defect (bug) 03/24/2026
#37763 Target server overload due to invalid RSS feed URL in RSS widget stevenkword Feeds normal normal Awaiting Review defect (bug) 05/16/2024
#54144 The New Blocks Widgets Causes a Huge Load on the Database Widgets normal critical Awaiting Review defect (bug) 04/20/2023
#56688 Uncaught Requests_Exception using Requests::request_multiple HTTP API normal normal Awaiting Review defect (bug) 09/11/2025
#62003 User_Query cache triggers fatal error by ignoring 'fields' query var Users normal normal Awaiting Review defect (bug) 09/09/2024
#53320 Why delete_metadata and update_metadata slow performance? Database normal normal Awaiting Review defect (bug) 03/26/2024
#47322 scenario based-bug in the file load-style.php Script Loader normal normal Awaiting Review defect (bug) 09/01/2025
#61806 twemoji is always loaded on Windows devices pbearne* Emoji normal minor Awaiting Review defect (bug) 09/07/2024
#45913 wp_enqueue_media() - slow query Media normal normal Awaiting Review defect (bug) 07/15/2024
#52011 'The REST API encountered an unexpected result' should be a critical error Site Health normal normal Awaiting Review enhancement 08/28/2022
#52998 Add a filter to paginate_links to allow bypassing merging query params General normal normal Awaiting Review enhancement 04/05/2022
#58470 Add configurable batching to `wp_scheduled_delete` for controlling cleanup operations Cron API normal normal Awaiting Review enhancement 06/07/2023
#59488 Add index to comment_type and comment_approved fields in comment table Comments normal normal Awaiting Review enhancement 01/14/2026
#56376 Add wp_is_ini_value_changeable( 'memory_limit' ) yes or no to class WP_Debug_Data Site Health normal normal Awaiting Review enhancement 08/14/2022
#54378 Admin Pages - The dropdown of 'Main Page (no parent)' on QuickEdit query is slow Quick/Bulk Edit normal normal Awaiting Review enhancement 06/04/2024
#65089 Administration: Replace Dashicons icon font with @wordpress/icons SVG components in wp-admin Administration normal normal Awaiting Review enhancement 04/17/2026
#56489 An extra post lookup in WP_Embed::shortcode for known post Embeds normal normal Awaiting Review enhancement 09/01/2022
#47514 Change priority of make_clickable callback to boost performance Comments normal minor Awaiting Review enhancement 09/22/2024
#54116 Check ImageMagick version 6/7 Site Health normal normal Awaiting Review enhancement 01/24/2024
#55909 Do WordPress feeds need pagination query SQL_CALC_FOUND_ROWS? Feeds normal normal Awaiting Review enhancement 06/03/2022
#61025 Do not write in DB when updating a user if no user data has changed Users normal normal Awaiting Review enhancement 04/18/2024
#53070 Establish a Core CSS deprecation path General normal normal Awaiting Review enhancement 12/16/2021
#44694 Extra and un-neccessary query when no posts found in Posts Rest Controller REST API normal normal Awaiting Review enhancement 02/12/2025
#58356 Gravatar local image cache Cache API normal normal Awaiting Review enhancement 05/19/2023
#55639 Implement Async CSS Script Loader normal normal Awaiting Review enhancement 06/10/2025
#60053 Improve cache flush handling for large multisite database upgrades Cache API normal normal Awaiting Review enhancement 03/03/2026
#55675 Improve performance Themes REST API endpoint REST API normal normal Awaiting Review enhancement 04/16/2024
#27127 Improve plugin search on installed plugins page Administration normal normal Awaiting Review enhancement 03/22/2024
#61978 Managing Dynamic Search, Category Filtering, and Pagination for Bulk Patterns REST API normal normal Awaiting Review enhancement 09/09/2024
#64411 Media Library - Large Image Size Uploads Media normal normal Awaiting Review enhancement 01/02/2026
#40434 Optimize SQL in Admin - In the Post/CPT List `wp-admin/edit.php` > the function get_posts() Query normal normal Awaiting Review enhancement 02/12/2025
#60159 Performance Issues with Large Number of Categories in WordPress Admin Panel Taxonomy normal minor Awaiting Review enhancement 07/24/2024
#53170 Reduce the transient size of WordPress Events and News feeds Widgets normal normal Awaiting Review enhancement 02/23/2024
#33345 Remove blocking API requests for update checks Upgrade/Install normal normal Awaiting Review enhancement 06/27/2025
#58000 Run core unit tests against object cache enabled with Redis Build/Test Tools normal normal Awaiting Review enhancement 04/05/2023
#52386 Should WP_Query::get_posts be a private method? Query normal normal Awaiting Review enhancement 04/30/2024
#64180 Simplify and improve performance in `WP_Hook::apply_filters()` Plugins normal minor Awaiting Review enhancement 11/16/2025
#58593 Slow list of posts in the admin panel (with a large wp_posts table) Query normal normal Awaiting Review enhancement 06/26/2023
#55911 Slow query because Admin Bar loads all options on all user's sites Toolbar normal normal Awaiting Review enhancement 06/30/2022
#52865 Strip 'enclosed' trailing spaces in URLs Canonical low normal Awaiting Review enhancement 06/10/2025
#56390 Updating WP_MEMORY_LIMIT Bootstrap/Load normal normal Awaiting Review enhancement 01/24/2024
#40988 Use objects for `get_item_schema()` calls pbearne REST API normal normal Awaiting Review enhancement 06/12/2024
#41054 Use sargable date filtering where possible Database normal trivial Awaiting Review enhancement 12/05/2024
#48435 WordPress update: updating by transferring partial packages pbearne* Upgrade/Install normal normal Awaiting Review enhancement 08/07/2024
#41281 attachment_url_to_postid results in very slow query joemcgill* Database normal normal Awaiting Review enhancement 07/18/2024
#57768 avoid creating tcp connection every time General normal normal Awaiting Review enhancement 03/07/2023
#52143 memory_limit not always adhered General normal normal Awaiting Review enhancement 06/11/2025
#56821 meta_query late row lookup for performance improvement Options, Meta APIs normal normal Awaiting Review enhancement 10/14/2022
#49582 wp-admin CSS audit Administration normal normal Awaiting Review enhancement 12/16/2021
#55889 Allow specifying multiple keys as an array in meta and option retrieval functions. Options, Meta APIs normal normal Awaiting Review feature request 06/01/2022
#47285 Better Management of External Asset Dependencies Script Loader normal major Awaiting Review feature request 07/24/2024
#43416 Function to Maybe Convert Tables to InnoDB Upgrade/Install normal normal Awaiting Review feature request 04/17/2023
#62575 Prints SQL/DB error limit last_query too long Database normal normal Awaiting Review feature request 11/26/2024
#55854 Save term creation time by default Taxonomy normal minor Awaiting Review feature request 05/27/2022
#40953 Empty values are handled inconsistently between wpdb->get_results() and wpdb->get_col() Database normal normal Awaiting Review defect (bug) dev-feedback 01/17/2025
#63173 FS_Method with ftpext and Core Updates Filesystem API normal major Awaiting Review defect (bug) dev-feedback 01/24/2026
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