Disruption connecting to Codespaces

Severity: Major
Category: Dependencies
Service: GitHub

This summary is created by Generative AI and may differ from the actual content.

Overview

Between January 14, 2025, 19:13 UTC and 21:10 UTC, the Codespaces service experienced degradation, leading to connection failures with running codespaces. The incident self-mitigated as new connections replaced stale ones. Coordination is underway to ensure connection stability with future deployments.

Impact

Users with bad connections could not use impacted codespaces until they were stopped and restarted. 7.6% failure rate for connections during the degradation.

Trigger

bad connections left behind after a deployment in an upstream dependency

Detection

We are investigating reports of degraded performance for Codespaces

Resolution

The incident self-mitigated as new connections replaced stale ones.

Root Cause

bad connections left behind after a deployment in an upstream dependency that the Codespaces service still provided to clients.