Performance Chat Summary: 30 July 2024

Announcements

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WordPress performance Trac tickets

Performance Lab plugin (and other performance plugins)

Active priority projects

Table of Contents

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.

@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

@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

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

@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