# Braze: Issue impacting EU01

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-04-20 16:18 UTC · Resolved: 2026-04-20 19:24 UTC · Duration: 3.1 h
- Updates: 6 · Affected components: EU 01 Cluster - SDK Data Collection, SDK Data Collection, EU 01 Cluster - REST APIs, REST APIs, Data Processing, EU 01 Cluster - Data Processing, Dashboard, EU 01 Cluster - Dashboard, EU 01 Cluster - Outbound Messaging, Outbound Messaging
- [Vendor status page: https://stspg.io/yj64cmn3hg62](https://stspg.io/yj64cmn3hg62)
- [Company: Braze](https://rewindex.com/company/braze.md)

## Summary

Braze reported a major EU01 degradation affecting Dashboard, Data Processing, Outbound Messaging, REST APIs and SDK Data Collection, starting 2026-04-20 16:18 UTC and resolved at 2026-04-20 19:24 UTC (3 h 5 min). Message backlog and latency degraded data processing; Braze cleared the backlog and confirmed normal processing and stable services. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2026-04-20 16:18 UTC: We are currently investigating an issue with the EU01 cluster.
- **identified** 2026-04-20 16:49 UTC: Braze engineers are actively investigating the issue and working to restore services.
- **monitoring** 2026-04-20 17:13 UTC: Braze engineers have identified the issue. Services remain degraded but are improving.
- **monitoring** 2026-04-20 17:33 UTC: Braze engineers are processing the remaining backlog of messages. Data processing remains in a degraded state due to backlog and latency issues.
- **monitoring** 2026-04-20 18:02 UTC: Braze engineers are continuing to work through the remaining messages in the backlog. We are now seeing improvements in processing speeds, though data processing remains in a degraded performance state while the backlog is fully cleared.
- **resolved** 2026-04-20 19:24 UTC: The message backlog has been cleared, and data processing has returned to normal operational bounds.  All services continue to remain stable, and this incident is considered resolved.

## Rewindex changes for this incident

- 2026-04-20 16:18 UTC: [Major incident: Issue impacting EU01](https://rewindex.com/change/i5515737c887ce3.md)


---
Canonical: https://rewindex.com/company/braze/incidents/9x52j85jcbng · Markdown: https://rewindex.com/company/braze/incidents/9x52j85jcbng.md · JSON: https://rewindex.com/api/v1/companies/braze/incidents/9x52j85jcbng · Generated 2026-10-18T10:39:26.795Z