Due to the site-wide power cut planed for August 4 through August 6, 2023, and maintenance and upgrade work scheduled for this occasion, the Computing Research Center will take the system downtime as follows:

Central Data Analysis System (KEKCC)

August 4 (Fri), 9:00 - August 8 (Tue), 17:00

Upload Servers for Web Systems (KEK Web, Research Web, Conference Web, Web System Portal),
Software Server, NTP Servers, KEK Reports & Library Server

August 4 (Fri), 13:00 - August 7 (Mon), 13:00

Supercomputer System

August 4 (Fri), 9:00 - August 8 (Tue), 13:00

ccPortal (Online Application Portal)

August 4 (Fri), 17:00 - August 7 (Mon), 13:00

Network

The network will be unreachable or unstable intermittently from August 5 (Sat) through August 6 (Sun) to perform maintenance and upgrade of the system.

Systems not listed above will be available throughout the period thanks to the electric power generators.

• E-mail System (PostKEK/MailKEK)
• Web Servers (KEK Web, Research Web, Conference Web)
• KEK Document Server (KDS)
• KDS (Indico) System
Conference Indico System
• Wiki System
• SPMS System
• KEK CLOUD
• GRID CA
• J-PARC Network (JLAN)
• J-PARC E-Mail System

Please note that user support is not available during the KEK summer holidays, as shown below.

User Consultation (Tsukuba: x5770, consult@kek.jp)

JLAN support office (Tokai: 029-284-3631, jlan-consult@j-parc.jp)

August 11 (Fri) - August 16 (Wed)

Major system failure can be reported to the remote operation center at 029-864-5770 24 hours a day, but it may be fixed after the holidays if the impact is insignificant.