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Re: [quicwg/base-drafts] Add note about frequent RTT estimates (#2340)

Martin Thomson <notifications@github.com> Tue, 22 January 2019 23:50 UTC

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Subject: Re: [quicwg/base-drafts] Add note about frequent RTT estimates (#2340)
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martinthomson commented on this pull request.



> @@ -289,8 +289,15 @@ be subtracted from the RTT as long as the result is larger than the min_rtt.
 If the result is smaller than the min_rtt, the RTT should be used, but the
 ack delay field should be ignored.
 
-Like TCP, QUIC calculates both smoothed RTT and RTT variance similar to those
-specified in {{?RFC6298}}.
+A sender calculates both smoothed RTT and RTT variance similar to those
+specified in {{?RFC6298}}, see {{on-ack-received}}.
+
+A sender might take multiple samples per RTT because ACK frames that are

A sender will take multiple samples per RTT.  RTT samples are taken when the largest acknowledged packet number is increased by an acknowledgment (see).

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