Meeting agenda here and the full chat log is available beginning here on Slack.

Announcements

• Welcome to our new members of #core-performance
• The team has posted the WordPress 6.6 Performance Improvements blog post

Priority Items

• WordPress performance Trac tickets
  • Current release (6.7)
  • Future releases
• Performance Lab plugin (and other performance plugins)
• Active priority projects

WordPress Performance Trac Tickets

• There are currently 18 performance issues in 6.7
• @spacedmonkey called out #59516 #57496 and #58001 most of them have pull requests. I am not sure I am going to have time to work on them, but there are nearly there. If anyone want to help get them across the line.

Performance Lab Plugin (and other Performance Plugins)

• Performance Lab plugin and the following performance plugins:
  • Enhanced Responsive Images
  • Embed Optimizer
  • Image Prioritizer
  • Image Placeholders
  • Modern Image Formats
  • Optimization Detective (Developer Preview)
  • Performant Translations
  • Speculative Loading

• @mukesh27 has been working on the following
  • Performance Lab plugin:
    • PR #1374 – Autoloaded Options Health Check: Disabled options reappear in Site Health after external update – Merged 
  • Modern Image Formats plugin:
    • PR #1354 – Picture element: The accurate sizes improvement for images not working – Merged 
    • PR #1408 – Picture element: Unit test to check IMG src – Ready for review
    • Open issue  Picture element: Full size image is missing in PICTURE > SOURCE srcset
• @westonruter Continuing to make progress in Embed Optimizer reserving space for embeds that cause layout shift: https://github.com/WordPress/performance/pull/1373
  • Some aspects of it I split into a prerequisite PR which I just merged: https://github.com/WordPress/performance/pull/1411

Active Priority Projects

Improving the calculation of image size attributes

• @mukesh27 For Improving the calculation of image size attributes i have been working on:
  • PR #1382 – Update wp_calculate_image_sizes to Reflect Changes in sizes attribute
  • Issue #1389 – Accurate sizes improvement didn’t account for the disable filter for sizes – Merged

Plugin Check

• @mukesh27 advised that @swissspidy and other contributors are working on an issue for 1.1.0 – https://github.com/WordPress/plugin-check/milestone/13

Open Floor

• @adamsilverstein I have one update: my PR adding User Timing metrics for the Interactivity API was approved and merged: https://github.com/WordPress/gutenberg/pull/60522 this is hidden behind a debug flag until the API is stable and also only available in the plugin for now

Our next chat will be held on Tuesday, August 6, 2024 at 15:00 UTC in the #core-performance channel in Slack.

#core-performance, #performance, #performance-chat, #summary