GitHub Moves 99.99999% of Git Repos to Azure

ImprovementAll users

GitHub moved 99.99999% of its Git repos to Azure, adding a new write path for the busiest repos and enabling stateless Azure Blob Storage replicas.

Official post

As traffic grew exponentially, we moved 99.99999% of GitHub's Git repos to Azure. A new write path moves the last, busiest repos, keeps cross-region round trips from capping throughput, and enables stateless Azure Blob Storage replicas.
— @github Oct 21, 2026