<!-- 1. Please speak English, this is the language all of us can speak and write. 2. Please ask questions or configuration/deploy problems on our Discord server (https://discord.gg/NsatcWJ) or forum (https://discourse.gitea.io). 3. Please take a moment to check that your issue doesn't already exist. 4. Please give all relevant information below for bug reports, because incomplete details will be handled as an invalid report. --> - Gitea version (or commit ref): 1.2 windows-amd64 - Git version: 2.11.0 windows - Operating system: windows 2008 R2 _16 CPU cores and 16GB RAM_ - Database (use `[x]`): - [ ] PostgreSQL - [x] MySQL - [ ] MSSQL - [ ] SQLite - Can you reproduce the bug at https://try.gitea.io: - [ ] Yes (provide example URL) - [x] No - [ ] Not relevant - Log gist: ## Description I try to create pull requests and the 'compare changes' step takes 10 minutes! Create pull requests make the browser crashed!