performance

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Explore/research MozJPEG

6

## Feature Description Contributors have [pointed out](https://docs.google.com/document/d/1xrLU8fm_cAT6DWdYGuQjC4zdkSMl0WKUlPpr3xwbXHw/edit?usp=sharing) that [MozJPEG](https://github.com/mozilla/mozjpeg) compression provides benefits over traditional JPEG compression without the potential compatibility issues WebP present. The goal of this issue is to...

adamsilverstein

## Bug Description Trac ticket: https://core.trac.wordpress.org/ticket/50866 Related https://core.trac.wordpress.org/ticket/36477 When an image is uploaded, WP can create a crop that has a larger filesize than the original. WP will then default...

peterwilsoncc

Performance Telemetry

2

Im not sure if this goes against any best practices in open source in general or if it would be a security risk - but much like Chrome is collecting...

dainemawer

Add Site Health test to verify that static assets are served with far-future expires

2

## Feature Description In order to leverage the browser cache effectively, page assets like images, scripts, and stylesheets should all be served with far-future expires. A Site Health test could...

westonruter

Improve Enqueued Assets report in Site Health

6

The current Site Health reports for the Enqueued Assets module, introduced in #25, do not include actionable information for users about how to address a site loading too many enqueued...

mxbclang

## Feature Description Native image processing inside WordPress adds a ton of convenience, but it does inevitably cause more strain on the server. The effect grows more pronounced when processing...

iansvo

Recommend PHP accelerators i.e., OPCache?

11

Are PHP accelerators used often and beneficial to the performance of a WordPress site? If so would it be a good idea to include in the site health check? >...

LukaszJaro

Create Background Processing Infrastructure: Create wp_ajax request handler for perflab_start_background_job function

3

Create a new function and action that handles the HTTP request sent from the `perflab_start_background_job`. ## Acceptance Criteria - Create a custom function and register to the action `wp_ajax_background_process_handle_request` -...

mxbclang

Create a new `perflab_start_background_job()` function to start the background process for a specific job ID by making a HTTP POST request to the `admin-ajax.php` endpoint. ## Acceptance Criteria - Function...

mxbclang

Database Performance Health Check initial implementation

2

## Owner @OllieJones ## High-level feature See #475

mxbclang