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Re: [quicwg/base-drafts] Persistent congestion pseudocode to match text (#4010)

ianswett <notifications@github.com> Tue, 18 August 2020 17:28 UTC

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Subject: Re: [quicwg/base-drafts] Persistent congestion pseudocode to match text (#4010)
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@ianswett commented on this pull request.



>       pto = smoothed_rtt + max(4 * rttvar, kGranularity) +
        max_ack_delay
-     congestion_period = pto * kPersistentCongestionThreshold
+     pc_period = pto * kPersistentCongestionThreshold
+
+     // Only look for persistent congestion if the period
+     // starts after getting the first RTT sample.
+     assert(first_rtt_sample is not never)
+     if (largest_lost.time_sent - pc_period > first_rtt_sample):

Yes, we're glossing over a few implementation details with AreAllPacketsLost() below, but I think this is detailed enough.

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