I’m looking to improve the web vitals for my site, specifically LCP. I have been having issues where the time is ~2.7s (should be under 2.5s). From Optimize Largest Contentful Paint | Articles | web.dev : Specifically, LCP measures the time from when the user initiates loading the page until t…

Maybe my question is too detailed. Here’s an easier question if someone knows the answer: When a page is reloaded, will elements from plugins render earlier than theme components?

[image] piffy: I have isolated the problem to a banner theme component I wrote. A banner image I mount as a widget “above-main-container” is the largest object painted on the screen for basically every page If your banner is larger than the element we use for the Introducing Discourse Splash …

I am currently having a bad time :slight_smile: hahaha I’ve switched over to using a CDN which has not helped. As I mentioned, I think the call to fetch the banner is the thing happening too late, not the fetch time. I will try the prefetch to see if it makes a difference though! What I did in the…

[image] piffy: It looks like google is calculating LCP primarily from search traffic, which is typically non-logged in users in my case LCP will come from all users using Google Chrome, so Android, Windows, MacOS, Linux and Chromebooks. If you have more pageviews coming from anons on those d…

Good to know. Do you think I could just work-around this problem by making the splash screen animation bigger?

This is very complicated. First, I just checked and the splash screen already uses the entire screen (100vh and 100% width). However, some users won’t get the splash screen if their Discourse boot is fast enough. For those, then the LCP will be set by whatever element is big enough. In your case t…

[image] piffy: is the largest object painted on the screen for basically every page Does it have to be?

It’s basically a staple at this point, the users love it

And it can’t be adjusted in any way?

Of course I could always shink it or something but I’d prefer a solution that doesn’t compromise on the aesthetic

Theme components and Largest Contentful Paint (LCP)

Development

piffy April 12, 2023, 4:54pm 13

Far from ideal but this has been working

In case anyone has a similar issue

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Theme components and Largest Contentful Paint (LCP)

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