Devtools perf issue reproduction with high number of JS requests

Setup

• Install deps with you're preferred package manager
• Run node generate.js
• Run vite dev
• Open the browser & the devtools

Observed perf on Mac Pro Intel

Chrome 🐞

• Fast load (~5s)
• Big lag when switching from the Fetch/HMR tab to the JS tab.

Firefox 🐞

• Very slow load (~1m)
• Moderate lag when switching from the Fetch/HMR tab to the JS tab.

Safari

• Fast load (~5s)
• Devtools very responsive at any time
• Very long to get details on requests (>1m)