# Dynatrace: Alerting and Dashboard/App Loading Issues on AWS US East

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-09-10 10:56 UTC · Resolved: 2026-09-10 14:25 UTC · Duration: 3.5 h
- Updates: 5 · Affected components: Dynatrace Product
- [Vendor status page: https://dynatrace.status.io/pages/incident/546d8cb6af8407b6730000cb/6aa28cd119fb1a04da432ad1](https://dynatrace.status.io/pages/incident/546d8cb6af8407b6730000cb/6aa28cd119fb1a04da432ad1)
- [Company: Dynatrace](https://rewindex.com/company/dynatrace.md)

## Summary

Dynatrace reported a major incident affecting some AWS US East environments from 2026-09-10 10:56 UTC to 2026-09-10 14:25 UTC, lasting 3 h 29 min. Customers could experience DQL query failures when loading dashboards and applications, delayed or failed alert processing, or missing alerts. Dynatrace implemented a mitigation and confirmed stable service before resolution. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2026-09-10 10:56 UTC: We are investigating an issue affecting a subset of Dynatrace environments on AWS US East. Some customers may experience failures of DQL queries, when loading dashboards and applications, and delays or failures in alert processing, or missing alerts. We apologize for the inconvenience and will provide the next update within one hour or sooner if significant new information becomes available.
- **monitoring** 2026-09-10 11:53 UTC: A mitigation has been implemented for the issue affecting a subset of Dynatrace environments on AWS US East. Service availability has improved, and we are actively monitoring the platform to ensure stability. We apologize for the inconvenience and will provide the next update within one hour or sooner if significant new information becomes available.
- **monitoring** 2026-09-10 12:52 UTC: Service availability remains stable following the mitigation implemented for the issue affecting a subset of Dynatrace environments on AWS US East. We continue to actively monitor the platform to ensure stability. We apologize for the inconvenience and will provide the next update within one hour or sooner if significant new information becomes available.
- **monitoring** 2026-09-10 13:51 UTC: Service availability remains stable in AWS US East. We continue to actively monitor the platform and have not observed a recurrence of the issue. We apologize for the inconvenience and will provide the next update within one hour or sooner if significant new information becomes available.
- **resolved** 2026-09-10 14:25 UTC: The issue affecting a subset of Dynatrace environments on AWS US East has been resolved. Service availability has remained stable during the monitoring period, and no further impact has been observed. We apologize for the inconvenience caused and thank you for your patience.

## Rewindex changes for this incident

- 2026-09-10 10:56 UTC: [Major incident: Alerting and Dashboard/App Loading Issues on AWS US East](https://rewindex.com/change/ia167378b31a457.md)


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Canonical: https://rewindex.com/company/dynatrace/incidents/6aa28cd119fb1a04da432ad1 · Markdown: https://rewindex.com/company/dynatrace/incidents/6aa28cd119fb1a04da432ad1.md · JSON: https://rewindex.com/api/v1/companies/dynatrace/incidents/6aa28cd119fb1a04da432ad1 · Generated 2026-10-18T12:23:21.887Z