Re: [quicwg/base-drafts] Define under-utilizing the congestion window (#2675)

MikkelFJ <> Fri, 17 May 2019 08:05 UTC

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Subject: Re: [quicwg/base-drafts] Define under-utilizing the congestion window (#2675)
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mikkelfj commented on this pull request.

> @@ -848,9 +850,10 @@ and not fully utilize the congestion window due to this delay. A sender
 should not consider itself application limited if it would have fully
 utilized the congestion window without pacing delay.
-Bursting more than an intial window's worth of data into the network might
-cause short-term congestion and losses. Implemementations SHOULD either use
-pacing or reduce their congestion window to limit such bursts.
+Sending multiple packets into the network without any delay between them
+creates a burst of load that might cause short-term congestion and losses.

If not out of quiescence, an IW burst would probably be bad. You could just wait a millisecond or two and repeat in badly designed pacing logic.

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