[Cake] cake memory consumption

[Sebastian Gottschall]

Am 18.09.2019 um 11:53 schrieb Toke Høiland-Jørgensen:
> Sebastian Gottschall <s.gottschall at newmedia-net.de> writes:
>
>> the problem is. i tested restricting the memory to 4 mb. but it still
>> runs oom. same memory consumption and from the qdisc show output i also
>> see that just a few kilobytes are used in that pool.
>> so the problem with cake must be somewhere else. its not the buffer
>> limit. i see values like memory used: 22176b of 4Mb which is really
>> nothing. most qdiscs are 0 and unused in that setup
> Hmm, that does sound odd. Are you seeing the "total used memory" go up
> as soon as you load the qdiscs (without any traffic)?
without traffic nothing happens. so it grows only on traffic base.
>
> Does the memory drop down again if you clear the qdisc config and go
> back to an fq_codel-based one?
according to the reporter yes. not sure. maybe its just a issue withe 
the out of tree cake variant on that specific kernel. need todo more 
research here
>
> -Toke
>
>