Supercomputing Division, Information Technology Center, The University Tokyo

Operating schedule

As operations are unattended after 17:00 on weekdays, days off (Saturdays, Sundays, and national holidays), and year-end/New Year holidays, should there be any service outages due to system failure or other reasons, it may not be possible to continue with services, restore failed systems, or make any reports (communicate with anyone). Your understanding is much appreciated.

Operating schedule

Operation for Reedbush-U has been terminated.(June 30, 2020)
Reedbush-H / L will be discontinued on November 30, 2021.

*The current date and time are shown underlined in red.
*Hold the cursor over the event to see the event details.

Wisteria/BDEC-01

Suspension of services

  • Friday, July 2, 9:00 - 22:00
    Month-end processing
  • Tuesday, July 29, 9:00 - Monday, August 2, 10:00
    Month-end processing
  • Friday, August 20, 13:00 - Tuesday, August 24, 17:00
    Month-end processing and inspection of transformer facilities
  • Wednesday, September 22, 9:00 - 17:00
    Month-end processing

Suspension of services due to System Maintenance

  • Wednesday, June 9, 8:30 - 17:30 (Odyssey・Aquarius)
  • Friday, June 11, 8:30 - 17:30 (Aquarius)
  • Monday, June 21, 8:30 - 17:30 (Aquarius)
  • Monday, June 28, 8:30 - 17:30 (Odyssey)
  • Monday, July 5, 8:30 - 17:30 (Odyssey)
  • Wednesday, July 14, 8:30 - 17:30 (Aquarius)
  • Monday, July 12, 8:30 - 17:30 (Odyssey)
  • Friday, July 16, 8:30 - 17:30 (Odyssey)
  • Monday, July 19, 8:30 - 17:30 (Aquarius)
  • Wednesday, July 21, 8:30 - 17:30 (Aquarius)
  • Monday, July 26, 8:30 - 17:30 (Odyssey)
  • Tuesday, July 27, 8:30 - 17:30 (Aquarius)

Oakbridge-CX

Suspension of services

  • Friday, July 30, 9:00 - 20:00
    Month-end processing
  • Tuesday, August 10, 9:00 - Tuesday, August 17, 17:00
    Reducing power demand
  • Friday, August 27, 9:00 - 20:00
    Month-end processing
  • Friday, September 24, 9:00 - Monday, September 27, 17:00
    Month-end processing and inspection of transformer facilities

Large-Scale HPC Challenge

  • Thursday, July 29, 8:30 - 17:30  Cancelled
  • Thursday, August 26, 8:30 - 17:30  Cancelled
  • Wednesday, September 22, 8:30 - 17:30

During the abovementioned periods, service will be suspended for debug, short, regular, interactive, prepost, Fixed Nodes, and queues used for lectures for the Oakbridge-CX.
Login nodes will be available for use normally.

Oakforest-PACS

Suspension of services

  • Wednesday, July 28, 9:00 - 22:00
    Month-end processing
  • Tuesday, August 10, 9:00 - Tuesday, August 17, 17:00
    Reducing power demand
  • Wednesday, August 25, 9:00 - 22:00
    Month-end processing
  • Friday, September 24, 9:00 - Monday, September 27, 17:00
    Month-end processing and inspection of transformer facilities

Large-Scale HPC Challenge

  • Thursday, July 27, 8:30 - 17:30  Cancelled
  • Thursday, August 24, 8:30 - 17:30  Cancelled
  • Wednesday, September 22, 8:30 - 17:30

During the abovementioned periods, service will be suspended for regular-flat, regular-cache, debug-flat, debug-cache, interactive-flat, interactive-cache, and queues used for lectures for the Oakforest-PACS.
Login nodes and pre-post queues will be available for use normally.

Reedbush-H/L

Suspension of services

  • Friday, July 30, 9:00 - 17:00
    Month-end processing
  • Tuseday, August 10, 9:00 - Tuseday, August 17, 17:00
    Reducing power demand
  • Friday, August 27, 9:00 - 17:00
    Month-end processing
  • Friday, September 24, 9:00 - Monday, September 27, 17:00
    Month-end processing and inspection of transformer facilities

Large-Scale HPC Challenge (Reedbush-H)

  • Thursday, July 29 9:00 - Friday, July 30, 9:00  Cancelled
  • Thursday, August 26, 9:00 - Friday, August 27, 9:00  Cancelled
  • Tuesday, September 21, 9:00 - Wednesday, September 22, 9:00

During the abovementioned period, service will be suspended for h-debug, h-short, h-regular, h-interactive, and queues used for lectures for the Reedbush-H.

During this period, Reedbush-U, Reedbush-L, and login nodes will be available for use normally.