Re: [quicwg/base-drafts] Document TCP RTO vs QUIC PTO (#3441)
ianswett <notifications@github.com> Sat, 07 March 2020 11:41 UTC
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Date: Sat, 07 Mar 2020 03:41:02 -0800
From: ianswett <notifications@github.com>
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Subject: Re: [quicwg/base-drafts] Document TCP RTO vs QUIC PTO (#3441)
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ianswett commented on this pull request. > @@ -228,6 +228,25 @@ QUIC endpoints measure the delay incurred between when a packet is received and when the corresponding acknowledgment is sent, allowing a peer to maintain a more accurate round-trip time estimate (see Section 13.2 of {{QUIC-TRANSPORT}}). +### Probe Timeout Replaces RTO and TLP + +QUIC uses a probe timeout (see {{pto}}), with a timer based on TCP's RTO +computation. QUIC's PTO includes the peer's maximum expected acknowledgement +delay instead of using a fixed minimum timeout. Unlike TCP, which collapses +the congestion window upon expiry of an RTO, QUIC does not collapse the +congestion window until persistent congestion {{persistent-congestion}} is +declared and instead allows probe packets to temporarily exceed the congestion +window whenever the timer expires. In practice, this is similar to TCP with +F-RTO, but it does allow more packets to be sent when the congestion window was Done with your suggestion. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/quicwg/base-drafts/pull/3441#discussion_r389248823
- [quicwg/base-drafts] Document TCP RTO vs QUIC PTO… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Nick Banks
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Martin Thomson
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Martin Thomson
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Jana Iyengar
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Jana Iyengar
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Jana Iyengar
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Jana Iyengar
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Martin Thomson
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Martin Thomson
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Jana Iyengar
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Martin Thomson
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Martin Thomson
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… Lars Eggert
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… ianswett
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… MikkelFJ
- Re: [quicwg/base-drafts] Document TCP RTO vs QUIC… MikkelFJ