[Cake] Getting Cake to work better with Steam and similar applications

Andy Furniss adf.lists at gmail.com
Tue Apr 25 17:32:41 EDT 2017

Dendari Marini wrote:
> On 25 April 2017 at 21:10, Jonathan Morton <chromatix99 at gmail.com>
> wrote:
>> You may see some improvement from wholesale reducing the inbound 
>> bandwidth, to say 10Mbit.  This is especially true given the high
>> asymmetry of your connection, which might require dropped acks
>> upstream to keep filled downstream - and dropped acks will tend to
>> increase burstiness of sending on unpaced senders.
>> You should also try to ensure ECN is fully enabled on your LAN
>> hosts, especially the ones running Steam.  This will help to
>> reduce retransmissions and loss-recovery cycles.
>> - Jonathan Morton
> Well, the only improvement I've seen when limiting the bandwidth with
> Steam has been at lower than 1Mbps, don't think I want to go that
> far. In all honesty I wouldn't limit it to 10Mbit either, with the
> overhead it means half of my total bandwidth, not a trade-off I'm
> willing to do.

That is strange, if you are running the ping tests from the same PC
maybe there is something strange going on with windows.

> Still, the issue is real and it seems Steam is the only application I
> can reproduce it. I've seen reports about Battle.net and Windows
> Updates doing the same thing (because they should open multiple
> concurrent connections), but I can't reproduce it, at least not in
> the way Steam does.
> Anyway I'm gonna take a "pause" from all of this, I've wasted the
> last three weeks ago just for trying resolving it but unfortunately
> still nothing. Thanks all for your help, if there's any news I'll
> report it here.

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