TCP friendliness testing with kernel 2.6.18-rc4

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This site contains TCP friendliness testing results with kernel 2.6.18-rc4. Currently CUBIC, HTCP, and HSTCP have been tested.

[edit]

Setup

  1. See the detailed settings at Testing Setup of kernel 2.6.18-rc4
[edit]

Results

  • The 600sec running time is not enough for the case with 170ms and 250ms to show the results properly. So we run those cases for 1200 seconds.



  • Bandwidth 100Mbps
Buffer Size RTT / Protocols CUBIC HTCP HSTCP Throughput Ratio Link Utilization
0.1*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

0.25*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

0.5*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

0.8*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

1.0*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2


  • Bandwidth 200Mbps
Buffer Size RTT / Protocols CUBIC HTCP HSTCP Throughput Ratio Link Utilization
0.1*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

0.25*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

0.5*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

0.8*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

1.0*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2


  • Bandwidth 400Mbps
Buffer Size RTT / Protocols CUBIC HTCP HSTCP Throughput Ratio Link Utilization
0.1*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

0.25*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

0.5*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

0.8*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

1.0*BDP 12ms 1 1 1 tcp_friendliness_th.png
tcp_friendliness_link_utilization.png
20ms 1 1 1
50ms 1 1 1
90ms 1 1 1
170ms 1

2

1

2

1

2

250ms 1

2

1

2

1

2

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