This page details GitLab's architecture: https://docs.gitlab.com/ee/development/architecture.html https://docs.gitlab.com/ee/development/architecture.html On t

This page details GitLab's architecture: https://docs.gitlab.com/ee/development/architecture.html https://docs.gitlab.com/ee/development/architecture.html On that page you'll find a link to docs for Gitaly, a Git RPC service that handles all Git calls made by GitLab.