Regular maintenance of clusters requires downtime. A maintenance schedule can reduce surprises and not unnecessarily delay required maintenance.
See also
- For a snapshot inventory, and the costs to CCB if they were hosted elsewhere, see ChemIT's spreadsheet in <R:\Chem IT\Projects & Tracking>. The data and analysis is in spreadsheet, "Chem IT Support & Services", tab "Alternative server costs".
- 1) CCB High Performance Computers (HPC)
Documentation for staff, in support of cluster maintenance
Specifics, per research group's cluster
(Table started November 2015)
| Group | Maintenance Cycle | Next Scheduled Downtime | Following Scheduled Downtime | Default day and time of day | First warning email sent when | Second warning email sent when | Notes |
|---|---|---|---|---|---|---|---|
| Abruna |
|
| merged with CLAW Widom-Loring-Collum-Abruna | ||||
| Scheraga | 1 | Dec. 11, 2019 | March 11, 2020 | 2rd Wednesday of the month 9:30am | 2 weeks before | 24 hours before | |
| Collum |
| merged with CLAW Widom-Loring-Collum-Abruna | |||||
| Hoffmann | 2 | Jan. 21, 2020 | Apr. 21, 2020 | 3nd Tuesday of the month 9:30am | 2 weeks before | 24 hours before | |
| Widom-Loring-Collum-Abruna | 3 | Feb. 4, 2020
| May 5, 2020 | 1st Tuesday of the month 9:30am | 2 weeks before | 24 hours before | |
| Eldor ( Freed ) | 3 | Nov. 15, 2019 | Feb. 13, 2020 | 2nd Thursday of the month 9:30am | 2 weeks before | 24 hours before | |
Crane Linux Workstations | 3 | Nov. 20, 2019
| Feb. 19, 2020 | 3rd Wednesday of the month 9:30am | 2 weeks before | 24 hours before | |
| Petersen Independent Nodes | Will be moved to Germany |