# Dremio: Engine degradation in multiple AWS regions

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2023-09-18 20:33 UTC · Resolved: 2023-09-19 07:41 UTC · Duration: 11 h
- Updates: 5 · Affected components: Dremio Cloud - US - Site Availability, Site Availability
- [Vendor status page: https://stspg.io/gvtr0fvwbymd](https://stspg.io/gvtr0fvwbymd)
- [Company: Dremio](https://rewindex.com/company/dremio.md)

## Timeline of updates

- **identified** 2023-09-18 20:33 UTC: Customers may experience issues spinning up engines in AWS in several regions (US East 1 and US West 2).  Requests to start engines may experience greater latency and/or timeouts.  Details on the underlying service outage can be viewed here: https://health.aws.amazon.com/health/status We will update as mitigations are announced.
- **identified** 2023-09-19 00:14 UTC: AWS report mitigation of issues in US-EAST-1. Customers in US-EAST-1 should see normal system operation. US-WEST-2 is partially mitigated and AWS is continuing to progress towards completing the necessary updates.  We will update when US-WEST-2 is fully operational again.
- **identified** 2023-09-19 02:57 UTC: The latest update from AWS at Sep 18 7:27 PM PDT, Sep 19 2:27:00 AM UTC (30 minutes prior to this update) regarding US-WEST-2 indicates early signs of improvement as well as estimated recovery over the next two hours. We're monitoring for additional hourly updates from them.
- **monitoring** 2023-09-19 07:27 UTC: The incident has been resolved by AWS. We are monitoring for impacts and rebound.
- **resolved** 2023-09-19 07:41 UTC: We've verified engines are behaving normally in the previously impacted AWS region. Service is operating normally.


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Canonical: https://rewindex.com/company/dremio/incidents/5rtyt6jkzvlr · Markdown: https://rewindex.com/company/dremio/incidents/5rtyt6jkzvlr.md · JSON: https://rewindex.com/api/v1/companies/dremio/incidents/5rtyt6jkzvlr · Generated 2026-10-18T11:43:19.492Z