> On Aug 23, 2018, at 12:51 PM, Mikael Abrahamsson <swm...@swm.pp.se> wrote:
> 
> On Thu, 23 Aug 2018, Pete Heist wrote:
> 
>> Thanks for sharing, this is really useful, raising awareness where it 
>> matters. Quite a bit of content... :)
>> 
>> Ubiquiti needs some work getting this into more of their products (EdgeMAX 
>> in particular). A good time to lobby for this might be, well a couple months 
>> ago, as they’re producing alpha builds for their upcoming 2.0 release with 
>> kernel 4.9 and new Cavium/Mediatek/Octeon SDKs. I just asked about the 
>> status in the EdgeRouter Beta forum, in case it finds the right eyes before 
>> the release:
>> 
>> https://community.ubnt.com/t5/EdgeRouter-Beta/BQL-support/m-p/2466657 
>> <https://community.ubnt.com/t5/EdgeRouter-Beta/BQL-support/m-p/2466657>
>> 
>> https://community.ubnt.com/t5/EdgeMAX-Beta-Blog/New-EdgeRouter-firmware-2-0-0-alpha-2-has-been-released/ba-p/2414938
>>  
>> <https://community.ubnt.com/t5/EdgeMAX-Beta-Blog/New-EdgeRouter-firmware-2-0-0-alpha-2-has-been-released/ba-p/2414938>
> 
> My only experience with these devices is the Edgerouter 3/5/X, and they have 
> very low performance if you disable offloads (which you need to do to enable 
> AQM) and run everything in CPU, around 100 megabit/s of uni-directional 
> traffic.

I have a similar experience with my ER-X- with soft rate limiting (the only 
thing allowed in the UI), 120-140Mbit is the upper limit.

> Do they have other platforms where this would actually matter?

One can add fq_codel or Cake from the command line (many are doing so), and 
some may be using 100Mbit Ethernet. In that case, BQL could be useful even on 
these devices when run at line rate, without soft rate limiting.

I’m also assuming that their higher-end products are capable of fq_codel at 1 
Gbit, and that some may use those devices at line rate. Any time this is the 
case, even if only during bursts, BQL would be useful, I suppose...
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