Re: [Cake] [Codel] Proposing COBALT

2016-06-03 Thread Jonathan Morton
> On 4 Jun, 2016, at 04:01, Andrew McGregor wrote: > > There are undoubtedly DCTCP-like ECN responses widely deployed, since > that is the default behaviour in Windows Server (gated on RTT in some > versions). But also, ECN bleaching exists, as do servers with ECN > response turned off even tho

Re: [Cake] [Codel] Proposing COBALT

2016-06-03 Thread Andrew McGregor
There are undoubtedly DCTCP-like ECN responses widely deployed, since that is the default behaviour in Windows Server (gated on RTT in some versions). But also, ECN bleaching exists, as do servers with ECN response turned off even though they negotiate ECN. It would be good to know some specifics

Re: [Cake] [Codel] Proposing COBALT

2016-06-03 Thread Jonathan Morton
> On 3 Jun, 2016, at 22:09, Noah Causin wrote: > > Was the issue, where the drops and marks did not seem to occur, resolved? Examination of packet dumps obtained under controlled conditions showed that marking and dropping *did* occur as normal, and I got a normal response from a local machin

Re: [Cake] [Codel] Proposing COBALT

2016-06-03 Thread Noah Causin
Was the issue, where the drops and marks did not seem to occur, resolved? On 5/26/2016 8:33 AM, Jonathan Morton wrote: On 24 May, 2016, at 18:52, Dave Täht wrote: My last attempts with cake the way it was had it performing miserably at longer RTTs (try 50ms) vs codel or fq-codel - as in half t