# Nebius: [Scheduled] Scheduled firmware upgrade in uk-south1 affecting B300-based instances

> Nebius maintenance “[Scheduled] Scheduled firmware upgrade in uk-south1 affecting B300-based instances” on 2026-07-27: impact maintenance (vendor’s label), 3 d, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/nebius/incidents/msht312l7hv8
Last updated: 2026-07-30T08:22:00Z

- Impact (vendor’s label): maintenance (maintenance)
- Status: resolved
- Started: 2026-07-27 08:00 UTC · Resolved: 2026-07-30 08:22 UTC · Duration: 3 d
- Updates: 1
- [Vendor status page: https://status.nebius.com/incidents/msht312l7hv8](https://status.nebius.com/incidents/msht312l7hv8)
- [Company: Nebius](https://rewindex.com/company/nebius.md)

## Timeline of updates

- **resolved** 2026-07-30 08:22 UTC: The scheduled maintenance affecting B300 GPU workloads in the uk-south1-a IB fabric has been completed successfully. Thank you for your patience and understanding. If you have any questions or need assistance, please open a support request. Our Support team is available 24/7 to assist with any questions or workload planning.

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._

## Cite this

Maintenance posted by Nebius, started 2026-07-27 08:00 UTC, resolved after 3 d, 1 update(s).

- Canonical URL: https://rewindex.com/company/nebius/incidents/msht312l7hv8
- Citation: Nebius, “[Scheduled] Scheduled firmware upgrade in uk-south1 affecting B300-based instances” (2026-07-27 08:00 UTC). Archived by Rewindex: https://rewindex.com/company/nebius/incidents/msht312l7hv8 (CC BY 4.0).
- Markdown link: `[Nebius: Scheduled Scheduled firmware upgrade in uk-south1 affecting B300-based instances (2026-07-27)](https://rewindex.com/company/nebius/incidents/msht312l7hv8)`


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Canonical: https://rewindex.com/company/nebius/incidents/msht312l7hv8 · Markdown: https://rewindex.com/company/nebius/incidents/msht312l7hv8.md · JSON: https://rewindex.com/api/v1/companies/nebius/incidents/msht312l7hv8 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T16:38:02.935Z