OCTOPUS maintenance will require suspension of the Large-Scale Computer System and the Web System.
The User Management Web System will also be unavailable, so please submit your applications either by the morning of Tuesday, September 23, or after the maintenance has been completed.
Service Suspension Period: *If the work is completed earlier than scheduled, services may be resumed before the scheduled end time.*
| SQUID | Tue, September 23, 2025, 13:00 – 19:00 |
|---|---|
| OCTOPUS | Tue, September 23, 2025, 13:00 – Wed, September 24, 2025, 13:00 |
| Shibboleth Server | Tue, September 23, 2025, 13:00 – 19:00 |
| Web System (DNS, etc.) | Tue, September 23, 2025, 13:00 – 19:00 |
Impact
- SQUID
The User Management System and the Web Application System will be unavailable. - OCTOPUS
All servers and compute nodes, including frontend servers, login servers (license servers), and storage, will be stopped.
Regardless of exclusive or shared use, logins and job submission/execution will not be possible.
Jobs with a specified elapsed time (elapstime\_req) exceeding the maintenance start time will not run.
In addition, any jobs not running at the start of the maintenance will be deleted (qdel). - Shibboleth Server
This service will be unavailable during DNS server maintenance.
If Osaka University is set as the primary center in the HPCI system, you will not be able to log in to HPCI systems such as the certificate issuing system during this period. - Web System
The following services will be unavailable.
Please note that they will not be accessible:
We apologize for the inconvenience and appreciate your cooperation.
Posted : September 19,2025
