| Excerpt |
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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)
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| 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 | September 12, 2018 | Jun. 9, 2021 | 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 | October 16, 2018 | Jul. 20, 2021 | Apr. 21, 2020 | 3nd Tuesday of the month 9:30am | 2 weeks before | 24 hours before | ||||||||||
| Widom-Loring-Collum-AbrunaCluster2020 | 3 | November 6, 2018
|
| May. 4, 2021 | May 5, 2020 | 1st Tuesday of the month 9:30am | 2 weeks before | 24 hours before | |||||||||
| Eldor ( Freed ) | 3 | November 8, 2018 | May. 13, 2021 | Feb. 13, 2020 | 2nd Thursday of the month 9:30am | 2 weeks before | 24 hours before | ||||||||||
Crane Linux Workstations | 3 | November 28, 2018 | May. 19, 2021 | Feb. 19, 2020 | 3rd Wednesday of the month 9:30am | 2 weeks before | 24 hours before | ||||||||||
| Petersen Independent Nodes | Will be moved to Germany |
...