Outage in AWS Databricks

ES-1633306

Resolved Major
October 27, 2025 - Started about 1 month ago - Lasted about 4 hours

Incident Report

Starting at approximately 14:15 UTC October 27, 2025, customers may experience authentication failures when interacting with Databricks Apps and Model Serving endpoints.

We identified the issue, and we’re working on potential mitigation paths. Further updates will be provided in 1 hour, or as events warrant.

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Latest Updates ( sorted recent to last )
about 1 month ago - at 10/27/2025 05:35PM

Starting at approximately 14:15 UTC October 27, 2025, customers may experience authentication failures when interacting with Databricks Apps and Model Serving endpoints.

We identified the issue, and we’re working on potential mitigation paths. Further updates will be provided in 1 hour, or as events warrant.

about 1 month ago - at 10/27/2025 06:12PM

Starting at approximately 14:15 UTC October 27, 2025, customers may experience authentication failures when interacting with Databricks Apps and Model Serving endpoints.

As of 17:10 UTC, Databricks Apps are no longer affected. Investigation is still ongoing for Model Serving.

We identified the issue, and we’re working on potential mitigation paths. Further updates will be provided in 1 hour, or as events warrant.

about 1 month ago - at 10/27/2025 08:02PM

Starting at approximately 14:15 UTC October 27, 2025, customers may experience authentication failures when interacting with Databricks Apps, Model Serving endpoints and Vector Search.

As of 17:10 UTC, Databricks Apps and Foundation Model API queries are no longer affected. Investigation is still ongoing for Model Serving and Vector Search.

We identified the issue, and we’re working on potential mitigation paths. Further updates will be provided in 1 hour, or as events warrant.

Latest AWS Databricks outages

ES-1656060 - 11 days ago
ES-1637934 - 30 days ago
ES-1635601 - about 1 month ago
ES-1635128 - about 1 month ago
ES-1634416 - about 1 month ago

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