# Linear: EU sync failure

- Impact (vendor’s label): critical
- Status: resolved
- Started: 2026-09-27 00:55 UTC · Resolved: 2026-10-01 17:50 UTC · Duration: 5 d
- Updates: 4 · Affected components: EU Region – Linear application
- [Vendor status page: https://linearstatus.com/incidents/01M3H84RKQSXA19XQ0ZGN1DBZ6](https://linearstatus.com/incidents/01M3H84RKQSXA19XQ0ZGN1DBZ6)
- [Company: Linear](https://rewindex.com/company/linear.md)

## Summary

Linear reported a critical EU sync outage starting 2026-09-27 00:55 UTC; the incident record lasted 4 days 16 h, closing 2026-10-01 17:50 UTC. Linear identified a faulty deployment; a restart restored access and offline syncing by 09-27 11:15 UTC. Linear said user impact ended then and later published a post-mortem. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2026-09-27 10:56 UTC: We are investigating an outage with our EU server. We'll post updates here as soon as possible.
- **monitoring** 2026-09-27 11:15 UTC: We've identified a faulty deployment and a restart has reenabled connections. EU users should be able to access Linear now and changes offline should now be synced. Please reach out to support@linear.app if you are experiencing issues. Given the scope and impact of the incident, we will follow up with a detailed post-mortem.
- **resolved** 2026-09-27 12:02 UTC: The issues affecting EU Linear users from 00:55 to 11:15 UTC today have been resolved and changes made offline should now be synced. Please reach out to support@linear.app: mailto:support@linear.app if you are experiencing issues. We apologize for the downtime and are continuing to implement changes to improve our resilience in the future.
- **resolved** 2026-10-01 17:50 UTC: We've published a post mortem with details on this incident including a timeline of events and prevention steps for the future: https://linear.app/docs/eu-sync-outage

## Rewindex changes for this incident

- 2026-09-27 00:55 UTC: [Critical incident: EU sync failure](https://rewindex.com/change/i5bf097aaaf8605.md)


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Canonical: https://rewindex.com/company/linear/incidents/01M3H84RKQSXA19XQ0ZGN1DBZ6 · Markdown: https://rewindex.com/company/linear/incidents/01M3H84RKQSXA19XQ0ZGN1DBZ6.md · JSON: https://rewindex.com/api/v1/companies/linear/incidents/01M3H84RKQSXA19XQ0ZGN1DBZ6 · Generated 2026-10-18T09:53:31.569Z