Re: [Cake] openwrt build with latest cake and other qdiscs

[Dave Taht <dave.taht@gmail.com>]

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I wish we had a good way to monitor cpu usage over the course of a test
like this.

On Sun, May 10, 2015 at 1:37 PM, Dave Taht <dave.taht@gmail.com> wrote:

> "cake" is the most current code. Please use that. I suspect you just ran
> into the hard bandwidth/QoS implementation in the older code.
>
> I had not got around to trying the "atm"  option in cake, which tries to
> compensate for cell size also. So you should enable that - and I havent
> added support for it to sqm either!
>
> On Sun, May 10, 2015 at 10:29 AM, Alan Jenkins <
> alan.christopher.jenkins@gmail.com> wrote:
>
>>  Hi again
>>
>> I tested Dave's build of cake on wndr3800.  (Didn't try specifying
>> cake2/cake3; I'm guessing tc cake means cake3 on there).  "atm" adjustment
>> worked fine on my adsl.  I can't distinguish it from sqm-scripts with the
>> same configuration.
>>
>> SQM seems to win from having "overhead 40", which I can't configure in
>> cake.
>>
>>
>>   up / kbit/s
>>
>> down / kbit/s
>>
>> overhead / bytes
>>
>> Median RRUL / ms
>>
>> SQM
>>
>> 16000
>>
>> 950
>>
>> 0
>>
>> 74
>>
>> Cake
>>
>> 17175
>>
>> 995
>>
>> 0
>>
>> 76
>>
>>
>>
>>
>>
>>
>>    Cake
>>
>> 16000
>>
>> 950
>>
>> 0
>>
>> 74
>>
>> SQM
>>
>> 17175
>>
>> 995
>>
>> 40
>>
>> 70
>>
>>
>>
>>
>>
>>
>>    DSL sync rate
>>
>> 17619
>>
>> 1020
>>
>>
>>   59
>>
>> IMO it wouldn't hurt for 'tc atm', 'tc adsl', and everything else to
>> default to 'overhead 44'.  (The highest overhead Seb reported; the original
>> worst case overhead[1] plus a vlan header for IPTV).
>>
>> Alan
>>
>> [1] http://ace-host.stuart.id.au/russell/files/tc/tc-atm/#usage
>>
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>>
>>
>
>
> --
> Dave Täht
> Open Networking needs **Open Source Hardware**
>
> https://plus.google.com/u/0/+EricRaymond/posts/JqxCe2pFr67
>



-- 
Dave Täht
Open Networking needs **Open Source Hardware**

https://plus.google.com/u/0/+EricRaymond/posts/JqxCe2pFr67

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