I am writing to inform you that there has been a malfunction with the cooling unit of general purpose CPU nodes on OCTOPUS, and as a result, 64 nodes will be stopped for urgent maintenance.
We apologize for any inconvenience this may cause you.
 

The maintenance is expected to be completed by April 10, 2023, and the services will be resumed as the nodes are restored.
Please refer to the details below for more information.
 

----
Duration: Today - April 10, 2023
Impact:
64 nodes will be stopped due to an issue of cooling unit in general purpose CPU nodes, OCTOPUS.
The remaining 172 nodes are operating normally, and the services will continue. Login and job submission to the system are available as usual.
It is possible that the waiting time for jobs using multiple nodes may be longer than usual.
----
 

We apologize for any inconvenience caused, and appreciate your understanding and cooperation.

This maintenance is performed only general purpose CPU nodes on OCTOPUS. You can use the other nodes on OCTOPUS, SQUID and the other web service as usual.