# Nebius: InfiniBand connectivity issues for GPU clusters in eu-west2

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-10-03 02:30 UTC · Resolved: 2026-10-03 08:59 UTC · Duration: 6.5 h
- Updates: 4 · Affected components: Compute Cloud, EU-WEST2 - Compute Cloud
- [Vendor status page: https://stspg.io/009trxn03dnj](https://stspg.io/009trxn03dnj)
- [Company: Nebius](https://rewindex.com/company/nebius.md)

## Timeline of updates

- **investigating** 2026-10-03 02:30 UTC: We are investigating InfiniBand connectivity issues affecting some GPU clusters in Compute Cloud in eu-west2. Distributed training jobs on affected clusters may experience degraded interconnect performance or failures. We will provide an update as soon as we have more information.
- **identified** 2026-10-03 04:45 UTC: We have identified the cause of the InfiniBand connectivity issues. Our on-site team is working to resolve it. We will provide an update as soon as we have more information.
- **monitoring** 2026-10-03 07:44 UTC: A fix has been implemented and we are monitoring the results.
- **resolved** 2026-10-03 08:59 UTC: This incident has been resolved.


---
Canonical: https://rewindex.com/company/nebius/incidents/hdgzpb9tvb3q · Markdown: https://rewindex.com/company/nebius/incidents/hdgzpb9tvb3q.md · JSON: https://rewindex.com/api/v1/companies/nebius/incidents/hdgzpb9tvb3q · Generated 2026-10-20T01:32:01.795Z