Performance Chat Summary: 1 July 2025

The full chat log is available beginning here on Slack.

WordPress Performance TracTrac An open source project by Edgewall Software that serves as a bug tracker and project management tool for WordPress. tickets

• @westonruter mentioned that the PR adding fetchpriority support for scripts (PR #8815) needs additional reviews if it is to land in the next minor releaseMinor Release A set of releases or versions having the same minor version number may be collectively referred to as .x , for example version 5.2.x to refer to versions 5.2, 5.2.1, 5.2.3, and all other versions in the 5.2 (five dot two) branch of that software. Minor Releases often make improvements to existing features and functionality.. But if WordPress 6.9 really is coming later this year then, the feature may be better suited as a major enhancementenhancement Enhancements are simple improvements to WordPress, such as the addition of a hook, a new feature, or an improvement to an existing feature. for WordPress 6.9.
  • @flixos90 suggested that if WordPress 6.9 is going to be released this year, ticketticket Created for both bug reports and feature development on the bug tracker. #61734 should be moved from the 6.8.2 milestone to 6.9, as there would no longer be a reason to allow enhancements in a minor release.
  • @westonruter noted that he added this topic to the agenda for the coreCore Core is the set of software required to run WordPress. The Core Development Team builds WordPress. committercommitter A developer with commit access. WordPress has five lead developers and four permanent core developers with commit access. Additionally, the project usually has a few guest or component committers - a developer receiving commit access, generally for a single release cycle (sometimes renewed) and/or for a specific component. meeting later that day, asking whether the temporary relaxation of the minor release policy should be reconsidered if WordPress 6.9 is happening this year.
• @flixos90 emphasized the need to start triaging tickets targeted for WordPress 6.9, noting many lack assigned owners or updates. Prompt action was encouraged to ensure timely progress.
• @rollybueno raised questions regarding caching improvements for the ticket #63045.
  • @flixos90 acknowledged the point about using more readable cache keys but noted that this would break a convention used consistently throughout WordPress Core. He suggested that this requires further discussion to decide if breaking that convention is worthwhile and, if so, whether other cache keys across Core should also be updated for consistency.
  • @spacedmonkey added that ticket #59592 should ideally land before #63045 as they are related.

Performance Lab PluginPlugin A plugin is a piece of software containing a group of functions that can be added to a WordPress website. They can extend functionality or add new features to your WordPress websites. WordPress plugins are written in the PHP programming language and integrate seamlessly with WordPress. These can be free in the WordPress.org Plugin Directory https://wordpress.org/plugins/ or can be cost-based plugin from a third-party (and other performance plugins)

• @flixos90 shared that he addressed feedback on View Transitions PR #2037, and it is now ready for another round of review.
  • He also announced plans for a new release of the View Transitions plugin soon, highlighting several significant enhancements and bugbug A bug is an error or unexpected result. Performance improvements, code optimization, and are considered enhancements, not defects. After feature freeze, only bugs are dealt with, with regressions (adverse changes from the previous version) being the highest priority. fixes currently pending in open PRs.
• @mukesh27 shared an update regarding the Auto Sizes plugin, confirming successful smoke testing and announcing the release of Auto Sizes version 1.5.0, which improves calculation of image sizes in nested blocks such as Group and Columns.

Open Floor

• @b1ink0 asked for volunteers to lead the upcoming Performance Bug Scrub scheduled for July 8, 2025. Interested contributors were invited to sign up on the schedule spreadsheet.

Our next chat will be held on Tuesday, July 15, 2025 at 15:00 UTC in the #core-performance channel in Slack.

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