[Bloat] "BBR" TCP patches submitted to linux kernel

Eric Dumazet eric.dumazet at gmail.com
Thu Oct 27 13:31:20 EDT 2016


On Thu, 2016-10-27 at 19:04 +0200, Steinar H. Gunderson wrote:
> On Fri, Oct 21, 2016 at 10:47:26AM +0200, Steinar H. Gunderson wrote:
> > As a random data point, I tried a single flow from my main server in .no
> > to my backup server in .nl and compared CUBIC (with sch_fq) to BBR (naturally
> > also in sch_fq) on the sender side. The results were quite consistent across
> > runs:
> 
> Another datapoint: A friend of mine had a different, worse path (of about 40 ms)
> and tested with iperf.
> 
> CUBIC delivered 20.1 Mbit/sec (highly varying). BBR delivered 485 Mbit/sec.


Yes ;)

I had cases where cubic was delivering 3 Mbits, but BBR could deliver
1000 times more ;)

Thanks !




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