Update -
This is another follow-up to our earlier notice of planned maintenance in uk-south1 affecting GPU workloads. The maintenance has been rescheduled to a new date.
Start: Monday, July 27 at 08:00 UTC
Duration: up to 72 hours
Region: uk-south1
IB fabric: uk-south1-a
We apologize for any inconvenience this change may cause and appreciate your understanding and patience.
We will notify you as soon as the maintenance is complete and your GPU workloads are ready to resume. Thank you for your patience, and please reach out if you have any questions.
Jun 18, 2026 - 20:41 UTC
Update -
This is a follow-up to our earlier notice of planned maintenance in uk-south1 affecting GPU workloads. The maintenance has been rescheduled to a new date.
Start: Monday, June 22 at 08:00 UTC
Duration: up to 72 hours
Region: uk-south1
IB fabric: uk-south1-a
We apologize for any inconvenience this change may cause and appreciate your understanding and patience.
We will notify you as soon as the maintenance is complete and your GPU workloads are ready to resume. Thank you for your patience, and please reach out if you have any questions.
Jun 09, 2026 - 18:11 UTC
Scheduled -
Nebius will be performing scheduled firmware upgrade during the above window.
Region: uk-south1
IB fabric: uk-south1-a
- B300-based workloads: will be automatically stopped by Nebius as part of this maintenance. No action is required from your side.
- All other workloads: no interruption is expected. If you encounter any issues during this period, please open a support request.
This maintenance is aiming to upgrade the GPU & InfiniBand firmware and roll out a new DOCA version across all nodes, improving GPU node stability and the quality of the InfiniBand interconnect.
There is no action required from your side, however we recommend checkpointing or pausing your GPU jobs before the start time to avoid any progress loss.
We understand the importance of predictability and apologize for any inconvenience this may cause. Our Support team is available 24/7 to assist with any questions or workload planning.
If you have any questions or need assistance, please open a support request. We will continue to provide updates on the maintenance status through this page.
Jun 05, 2026 - 09:55 UTC
