[Cake] cake at 60gbit

[Toke Høiland-Jørgensen]

On 2 July 2018 23:16:26 CEST, Pete Heist <pete at heistp.net> wrote:
>
>
>> On Jul 2, 2018, at 10:09 PM, Toke Høiland-Jørgensen <toke at toke.dk>
>wrote:
>> 
>> Dave Taht <dave.taht at gmail.com> writes:
>> 
>>> OK, so, like, changing the topic...
>>> 
>>> has anyone been able to duplicate toke's crash at >40gbit speeds?
>> 
>> I haven't gotten around to looking at that yet, but am planning to
>later
>> this week (I'll be without reliable internet for a few days, so can't
>> do remote experiments until a few days from now).
>
>I haven’t reproduced it and not sure I can, but a few questions just in
>case:
>
>- what’s the MTU of the interface, 9000 for jumbo frames?

1500 bytes. No jumbo frames involved.

>- when you add the cake qdisc is it with any parameters?

Nope

>- how long does it usually take before it locks up, and when doing
>what?

Not very long - a few seconds at most. Other threads will spin waiting for the qdisc lock.

-Toke