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SubjectRe: Excessive TCP retransmits over lossless, high latency link
Date
Hello!

> packet loss and never has a chance to find out about the longer RTT, because
> that only works with new ACKs.

Karn algo calculates right rtt after log(rtt/3sec) retransmits.
It is not so big number. In this case, it is 1 in fact. The only effect
of irtt setting is avoiding one retransmission.

Alexey
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