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Re: [quicwg/base-drafts] State machine for CC (#4055)

Kazu Yamamoto <notifications@github.com> Wed, 26 August 2020 02:08 UTC

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Date: Tue, 25 Aug 2020 19:08:50 -0700
From: Kazu Yamamoto <notifications@github.com>
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Subject: Re: [quicwg/base-drafts] State machine for CC (#4055)
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@kazu-yamamoto commented on this pull request.



> -threshold is set to the new congestion window.  QUIC re-enters slow start
-any time the congestion window is less than the slow start threshold,
-which only occurs after persistent congestion is declared.
+~~~
+                 Start or         +------------+
+            persistent congestion |   Slow     |
+        (O)---------------------->|   Start    |
+                                  +------------+
+                                        |
+                                Loss or |
+                        ECN-CE increase |
+                                        v
+ +------------+     Loss or       +------------+
+ | Congestion |  ECN-CE increase  |  Recovery  |
+ | Avoidance  |------------------>|   Period   |
+ +------------+                   +------------+

OK.

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