May 2026: ES-1895876
GCP Databricks Classic Compute experienced cluster startup failures across multiple regions for 3.4 hours starting May 5, 2026 at 03:33 UTC, specifically affecting clusters configured with init scripts. Customers observed clusters failing to initialize, not starting at all, or experiencing extended startup times. The issue was caused by an outage at an external Ubuntu package repository, which was restored by the external provider at 08:06 UTC.