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Maintenance

Ongoing maintenance

There is no maintenance work in progress at the moment.

Maintenance schedule

Tue. Nov. 17, 2026

  • Activity Database on Education and Research

Scheduled
Maintenance of Activity Database on Education and Research(11/17)
Wed. Nov. 18, 2026

  • WEB Hosting

Scheduled
[Maintenance Notice] WEB Hosting Service Type B - Nov 18, 2026 12:00–13:00 JST
Scheduled
[Web Hosting Service Type B] Scheduled Maintenance Notice [November 18, 2026, 5:30 PM – 7:30 PM]

  • VM Hosting

Scheduled
[VM Hosting] Scheduled Maintenance Notice [November 18, 2026, 5:30 PM – 7:30 PM]
Tue. Dec. 1, 2026 - Fri. Dec. 4, 2026

  • Supercomputer Systems

Scheduled
[Supercomputer] Scheduled Maintenance

Completed maintenance

Tue. Nov. 8, 2016
Done
Emergency maintenance of eduroam, Information socket with Web authentication
Mon. Nov. 7, 2016 - Tue. Nov. 8, 2016
Done
【Supercomputer】Scheduled Maintenance
Thu. Nov. 3, 2016
Done
All services of Educational computer systems will be stopped (3 Nov)
Fri. Oct. 28, 2016
Done
【Supercomputer】Special Maintenance on Login Nodes in System D and E
Thu. Oct. 27, 2016 - Fri. Oct. 28, 2016
Done
【Supercomputer】Special Maintenance on the Login Nodes in the System B and C
Tue. Oct. 25, 2016
Done
Emergency maintenance of Name Server (DNS Server)

Done
Emergency maintenance of eduroam, Information socket with Web authentication

Done
【Supercomputer】Special Maintenance on the Login Nodes in the System A
Tue. Oct. 11, 2016
Done
Temporal suspension of communication due to SINET maintenance

Done
Temporal suspension of communication due to SINET maintenance
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