> A small question to the editors, if this targets the general Internet - you > probably have an answer, there are various possibilities - how will this > transport spec detect congestion, and what method will be used for congestion > control?
Datagrams are ack-eliciting and would use the same (ACK-clocking) congestion control as other reliable frames in QUIC. In other words, the congestion control is a shared state for datagrams + other frames. Thanks, Vidhi > On Sep 8, 2021, at 10:26 AM, Gorry Fairhurst <[email protected]> wrote: > > A small question to the editors, if this targets the general Internet - you > probably have an answer, there are various possibilities - how will this > transport spec detect congestion, and what method will be used for congestion > control? > > Gorry > >> On 8 Sep 2021, at 17:41, Ryan Hamilton <[email protected]> >> wrote: >> >> >> Well said, Ian and Martin. I agree that no change is the right outcome here. >> >> On Wed, Sep 8, 2021 at 8:53 AM Ian Swett >> <[email protected] <mailto:[email protected]>> >> wrote: >> Agreed, if we're going to do this, I'd like to address it in the ack >> frequency draft and not in datagram. I also think there are valid use cases >> to not ACK stream data as well, such as Media over QUIC, where frames may >> not fit into a single QUIC packet. >> >> On Wed, Sep 8, 2021 at 8:22 AM Martin Thomson <[email protected] >> <mailto:[email protected]>> wrote: >> No change is good. It's nothing we can't fix trivially later if we find >> that was the wrong outcome. And getting this right, even if it were needed, >> would be tricky. It's also not all that useful when you consider that ack >> frequency exists as a way to manage the cost and overhead of acknowledgments. >> >> On Wed, Sep 8, 2021, at 21:31, Lucas Pardue wrote: >> > Hello QUIC WG, >> > >> > This is a consensus call for datagram issue #42 [1] - Allow a Sender to >> > Control Datagram ACKs. The proposed resolution is to close this issue >> > with no action. >> > >> > If you object to the proposal, please do so on the issue or in response >> > to this message. >> > >> > The call will run for one week, closing at end of day on September 15 >> > 2021, anywhere on earth. >> > >> > [1] https://github.com/quicwg/datagram/issues/42 >> > <https://github.com/quicwg/datagram/issues/42> >>
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