Re: [quicwg/base-drafts] Send an immediate ACK (#2025)

Martin Thomson <> Wed, 30 January 2019 00:34 UTC

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Subject: Re: [quicwg/base-drafts] Send an immediate ACK (#2025)
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martinthomson commented on this pull request.

So when do I return to sending immediate ACKs?

Say that there is a period of reordering, so that I might otherwise be inclined to send immediate ACKs for 1-RTT or longer.  This text says that I return to sending delayed ACKs after 1/8 RTT.  That means that I mark the time when I first send an immediate ACK and as long as `now < mark + sRTT/8` I send immediate ACKs.  When that period elapses, then I will send delayed ACKs.  When do I return to sending immediate ACKs?

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