| Cluster renewal scenarios for Sep. 2000 | |||||||||
| Scenario | Indy renewal | impact on SGI footprint | impact on SGI lifetime | ||||||
| 1 | all non-SGI | -44 | Sep. 2003: all SGIs gone | ||||||
| 2 | half Indys stay, half non-SGI | -22 | Sep. 2003: all SGIs gone | ||||||
| 3 | all Indys stay | none | Sep. 2003: all SGIs gone | ||||||
| 4 | half O2, half non-SGI | -22 | Sep. 2003: 22 O2s (renewal Sep. 2004) | ||||||
| 5 | all O2 | none | Sep. 2003: 44 O2s (renewal Sep. 2004) | ||||||
| Impact of scenarios on stakeholders and budget | Net impact | ||||||||
| Scenario | Cluster Services | Athena Consulting | Ops | Dev | Academic Depts. | Budget | 2000-2001 | long-term | |
| 1 | 0 | 0 | 0 (+ long-term) | 0 (++ long-term) | - (depends # seats) | + | - | +++ | |
| 2 | 0 | 0 | 0 (+ long-term) | 0 (++ long-term) | 0 (fewer, not drastic) | + | + | +++ | |
| 3 | 0 | 0 | 0 (+ long-term) | 0 (++ long-term) | + (constant, but old) | + (extreme) | ++ | +++ | |
| 4 | 0 | + (no Indys) | 0 | - (longer life) | + (fewer but newer) | - | 0 | - | |
| 5 | 0 | + (no Indys) | 0 | - (longer life) | + (all new) | - (extreme) | 0 | - | |