Re: [Bloat] Flow offload's impact on bufferbloat

2018-08-17 Thread Mikael Abrahamsson
On Fri, 10 Aug 2018, Rosen Penev wrote: My question is not really how to fix it. I already know that. I just got the feeling that bypassing parts of the linux network stack would result in less buffering. On the OpenWrt configuration page for the "software flow offload": "Experimental

Re: [Bloat] Flow offload's impact on bufferbloat

2018-08-10 Thread Jonathan Morton
> On 11 Aug, 2018, at 2:35 am, Rosen Penev wrote: > > I just got the feeling that bypassing parts of the linux network stack would > result in less buffering. That buffering is not happening in the linux network stack. It's happening in the hardware, both in your modem (upload) and in the

Re: [Bloat] Flow offload's impact on bufferbloat

2018-08-10 Thread Rosen Penev
On Fri, Aug 10, 2018 at 4:18 PM Dave Taht wrote: > > what device? > > what sort of bql stats do you see? > > In both of these cases you should just enable sqm set to 100/5 and it > shouldn't matter. Note that this is software offload, not hardware. Device is a Netgear R7800. The ethernet on it

Re: [Bloat] Flow offload's impact on bufferbloat

2018-08-10 Thread Dave Taht
what device? what sort of bql stats do you see? In both of these cases you should just enable sqm set to 100/5 and it shouldn't matter. On Fri, Aug 10, 2018 at 4:12 PM Rosen Penev wrote: > > OpenWrt has backported Netfilter's flow offload functionality from > kernel 4.17 to 4.14. I've been

Re: [Bloat] Flow offload's impact on bufferbloat

2018-08-10 Thread Jonathan Morton
> On 11 Aug, 2018, at 2:12 am, Rosen Penev wrote: > > OpenWrt has backported Netfilter's flow offload functionality from > kernel 4.17 to 4.14. I've been noticing higher speeds as well as > higher latency with it enabled. Anyone have any insight? My test > results are here: > > On:

[Bloat] Flow offload's impact on bufferbloat

2018-08-10 Thread Rosen Penev
OpenWrt has backported Netfilter's flow offload functionality from kernel 4.17 to 4.14. I've been noticing higher speeds as well as higher latency with it enabled. Anyone have any insight? My test results are here: On: http://www.dslreports.com/speedtest/37007587 Off: