Kestrel is being updated from RHEL 8 to RHEL 9 in FY27. Here is the planned schedule.
Announcements
Read announcements for NLR’s high-performance computing (HPC) system users.
Kestrel System Time: July 27–29, 2026
July 20, 2026
Kestrel system time announcement for July 27–29, 2026.
FY 2027 HPC Allocation Requests Deadline Extended to June 23
June 23, 2026
On behalf of CMEI, NLR runs an annual open call for research and development projects to request use of a defined quantity, or allocation, of the compute resources at NLR. The deadline for FY 2027 HPC Allocation Requests has been extended to June 23, 2026.
FY27 HPC Allocation Cycle Requests Due June 11
June 4, 2026
On behalf of CMEI, NLR runs an annual open call for research and development projects to request use of a defined quantity, or allocation, of the compute resources at NLR. This notification serves as the announcement of this call for allocation requests.
New CSC Lightning Talk Series
March 16, 2026
Information regarding the upcoming 2026 Computational Science Center Lightning Talk series for HPC users.
January 2026 Kestrel System Time
Jan. 21, 2026
Kestrel will undergo scheduled downtime for maintenance and upgrades, and will be out of service starting on Tuesday, January 20th, at 6:00 a.m. and extending through Friday, January 30th.
Planned Network Outage: July 11–13
July 10, 2025
A scheduled network outage will take place between July 11 and July 13, 2025.
Data Center Outage: 06/26-07/03
June 25, 2025
Planned maintenance outage for the ESIF HPC Data Center. All hosted systems will be unavailable.
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Last Updated Feb. 5, 2026