On March 13, 2023, GitHub experienced a major outage that prevented developers from pushing code, accessing repositories, and running CI/CD pipelines for approximately 2 hours during peak development hours.
On March 13, 2023, GitHub, the world's largest code hosting platform, experienced a significant outage that left millions of developers unable to access repositories, push code, or perform essential Git operations. The outage lasted for approximately 2 hours and affected both GitHub.com and GitHub Enterprise.
What Actually Happened: GitHub reported that the outage was caused by a database failure in their primary data center. While GitHub has redundancy measures in place, the failure occurred during a maintenance window, which complicated the failover process and extended the recovery time.
- Developers unable to push or pull code from repositories
- CI/CD pipelines stopped, delaying deployments
- Code reviews blocked, slowing down development workflows
- Open source projects affected globally
- Many teams unable to collaborate on code
Developer Response: During the outage, developers took to social media to express frustration, with many noting that their entire workflow depends on GitHub. Some teams switched to local Git operations, while others were completely blocked from working.
- Maintain local backups of critical repositories
- Use multiple Git hosting providers for critical projects
- Implement offline development workflows
- Have contingency plans for CI/CD disruptions
- Consider self-hosted Git solutions for enterprise needs
- Regularly sync code to multiple locations