Planned Maintenance

Please see below for current and upcoming scheduled maintenance which may impact users of BriCS services and facilities.

If you are concerned about the impact of upcoming maintenance, or encounter unexpected issues you suspect are related to a maintenance event, please get in touch with the BriCS team.

Date and Time	Description	Services Affected	Expected Impact	Notes
2026-08-08 @ 07:30 to 13:30 BST	Power work impacting the data centre housing BlueCrystal 5 Early Access	BlueCrystal 5 Early Access	The switchover to the alternative supply for the duration of the maintenance is expected to have no impact on BlueCrystal 5 Early Access and backup power systems are in place.	No disruption is expected from this work. If you encounter unexpected issues with BlueCrystal 5 Early Access during or following the power supply maintenance, please raise a ticket.
2026-08-13 @ 11:00 to 12:00 BST	Updates to network configuration for the NFS mounts providing home directory ($HOME) storage on Isambard-AI Phase 2	Isambard-AI Phase 2: NFS home directory storage ($HOME)	During the reconfiguration clients may observe a brief pause in I/O. This is not expected to have a noticeable impact on running jobs or interactive sessions.	If you encounter unexpected behaviour or issues related to Isambard-AI Phase 2's storage systems after this maintenance, please raise a ticket.
2026-09-10 (tentative, exact date and times TBC) BST	Shutdown to enable power work to connect the National AI Data Facility.	Isambard-AI Phase 2	The system will be unavailable for one day around this date.	This work is still being planned and more timing information will be provided once the schedule is known.