Spare capacity usage testing with kernel 2.6.18-rc4
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This site contains Spare capacity usage testing results with kernel 2.6.18-rc4. Currently CUBIC, HTCP, HSTCP, and SACK have been tested.
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Setup
- See the detailed settings at Testing Setup of kernel 2.6.18-rc4
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Results
- Bandwidth 100Mbps
| Buffer Size | RTT / Protocols | CUBIC | HTCP | HSTCP | SACK | Throughput Ratio | Link Utilization |
|---|---|---|---|---|---|---|---|
| 0.5*BDP | 12ms | 1 | 1 | 1 | 1 |  | 
|
| 20ms | 1 | 1 | 1 | 1 | |||
| 50ms | 1 | 1 | 1 | 1 | |||
| 90ms | 1 | 1 | 1 | 1 | |||
| 170ms | 1 | 1 | 1 | 1 | |||
| 250ms | 1 | 1 | 1 | 1 | |||
| 380ms | 1 | 1 | 1 | 1 |
- Bandwidth 200Mbps
| Buffer Size | RTT / Protocols | CUBIC | HTCP | HSTCP | SACK | Throughput Ratio | Link Utilization |
|---|---|---|---|---|---|---|---|
| 0.5*BDP | 12ms | 1 | 1 | 1 | 1 |  | 
|
| 20ms | 1 | 1 | 1 | 1 | |||
| 50ms | 1 | 1 | 1 | 1 | |||
| 90ms | 1 | 1 | 1 | 1 | |||
| 170ms | 1 | 1 | 1 | 1 | |||
| 250ms | 1 | 1 | 1 | 1 | |||
| 380ms | 1 | 1 | 1 | 1 |
- Bandwidth 400Mbps
| Buffer Size | RTT / Protocols | CUBIC | HTCP | HSTCP | SACK | Throughput Ratio | Link Utilization |
|---|---|---|---|---|---|---|---|
| 0.5*BDP | 12ms | 1 | 1 | 1 | 1 |  | 
|
| 20ms | 1 | 1 | 1 | 1 | |||
| 50ms | 1 | 1 | 1 | 1 | |||
| 90ms | 1 | 1 | 1 | 1 | |||
| 170ms | 1 | 1 | 1 | 1 | |||
| 250ms | 1 | 1 | 1 | 1 | |||
| 380ms | 1 | 1 | 1 | 1 |
