2018.1.18
We will conduct a maintenance of TSUBAME accompanied by extensive service stop to fix the defects and update around the batch job scheduler (UGE).
- Time window
Monday, January 29th, 9:00-17:00
※We will restart the service in order as soon as work is done. - Impact
- Job Scheduler (all the compute nodes will be down)
- TSUBAME portal
- Available services during the maintenance
- Login node (login0, login1) - nodes are rebooted during the maintenance if necessary
- Storage Service (/home, /gs/hs0, /gs/hs1 and /gs/hs2)
- License servers (lice0, remote and t3ldap1. Including in-campus distribution software referring to them)
- TSUBAME hosting (Operating independently from the TSUBAME service)
- Information education computer systems (iMac on Computer room)
- TSUBAME web page (This web site)
- Purpose and maintenance tasks
- Security enhancement of compute nodes
- Applying security fix for CPU vulnerabilities
- Update of batch job scheduler (UGE)
- Fix for resource assignment bugs
- Fix for reservation functionality
- Security enhancement of compute nodes
- Important points
Running or waiting jobs will be deleted during this maintenance.
After the maintenance, security fix of CPU vulnerabilities may affect compute and I/O performance.