Re: [Cake] total download rate with many flows

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

On Tue, Nov 14, 2017 at 8:04 PM, George Amanakis <g_amanakis@yahoo.com> wrote:
> The problem I am describing in this thread appears only when using
> besteffort. If diffserv3 is used (without any further prioritization by
> manipulating DSCP bits) downstream is more stable and higher in throughput
> than with besteffort.
>
> Also, in my case disabling BLUE (by commenting out cake_queue_{empty,full}
> and all p_drop parts in sch_cake.c and cobalt.c) does not make any
> difference.

The only other thing I can think of is replacing the codel algorithm
in cake with the one in fq_codel.


>
>
> On 11/14/2017 5:23 PM, Dave Taht wrote:
>>
>> because cobalt is more aggressive than codel. I've never believed in it.
>>
>> I'm sitting here trying to figure out how to get good ole regular cake
>> to compile again.
>>
>> I just merged the new ack stuff into the codel branch.
>>
>>
>> On Tue, Nov 14, 2017 at 2:13 PM, G. Amanakis via Cake
>> <cake@lists.bufferbloat.net> wrote:
>>>
>>> _______________________________________________
>>> Cake mailing list
>>> Cake@lists.bufferbloat.net
>>> https://lists.bufferbloat.net/listinfo/cake
>>>
>>>
>>> ---------- Forwarded message ----------
>>> From: "G. Amanakis" <g_amanakis@yahoo.com>
>>> To: Dave Taht <dave@taht.net>, George Amanakis via Cake
>>> <cake@lists.bufferbloat.net>
>>> Cc:
>>> Bcc:
>>> Date: Tue, 14 Nov 2017 17:13:16 -0500
>>> Subject: Re: [Cake] total download rate with many flows
>>> Yes, it is. I am building from the cobalt branch. What makes you believe
>>> otherwise? Would you expect a different behaviour?
>>>
>>> On November 14, 2017 3:11:04 PM EST, Dave Taht <dave@taht.net> wrote:
>>>>
>>>> George Amanakis via Cake <cake@lists.bufferbloat.net> writes:
>>>>
>>>>>   From: George Amanakis <g_amanakis@yahoo.com>
>>>>>   Subject: Re: [Cake] total download rate with many flows
>>>>>   To: David Lang <david@lang.hm>
>>>>>   Cc: cake@lists.bufferbloat.net
>>>>>   Date: Mon, 13 Nov 2017 21:49:53 -0500 (17 hours, 20 minutes, 42
>>>>> seconds ago)
>>>>>
>>>>>   Dear David,
>>>>>
>>>>>   I agree. My point is that currently ingress mode seems to be dropping
>>>>> more
>>>>>   packets than necessary to keep senders from bottlenecking the
>>>>> connection (when
>>>>>   there is a large number of concurrent flows, >8). And right now,
>>>>> ingress mode is
>>>>>   the only mode that achieves this in situations such as Windows
>>>>> updates.
>>>>
>>>>
>>>> Is cobalt enabled in your build?
>>>
>>>
>>> --
>>> Sent from my Android device with K-9 Mail. Please excuse my brevity.
>>>
>>
>>
>



-- 

Dave Täht
CEO, TekLibre, LLC
http://www.teklibre.com
Tel: 1-669-226-2619