Long-haul 100Mbps EPL circuit throughput issue
plucena at coopergeneral.com
Fri Nov 6 02:18:38 UTC 2015
> With default window size of 64KB, and a delay of 75 msec, you should only
> get around 7Mbps of throughput with TCP.
> You would need a window size of about 1MB in order to fill up the 100 Mbps
> 1/0.75 = 13.333 (how many RTTs in a second)
> 13.333 * 65535 * 8 = 6,990,225.24 (about 7Mbps)
> You would need to increase the window to 1,048,560 KB, in order to get
> around 100Mbps.
> 13.333 * 1,048,560 * 8 = 111,843,603.84 (about 100 Mbps)
I realized I made a typo:
1/*0.075* = 13.333
1/0.75 = 13.333
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