Re: Dummynet in monolithic kernel broken on stable/12-n233319-c419c8231fb arm64

From: Kristof Provost <kp_at_FreeBSD.org>
Date: Sun, 25 Jul 2021 18:00:20 +0200
Make sure you have 8f76eebce424de064f65fec5cdd105446a2de3bd 
(aae1a783dd444060f9a9ed9cf0fbb0c3ba7c6800 on stable/12).
That’s almost certainly the fix you’re missing.

Br,
Kristof

On 25 Jun 2021, at 3:05, Michael Sierchio wrote:

> Addendum:
>
> This was working with
>
> stable/12-n233296-71efecb7eb1 arm64
>
>
> I don't know exactly when it broke, but it's broken with
>
>
> stable/12-n233319-c419c8231fb arm64
>
>
> On Thu, Jun 24, 2021 at 5:55 PM Michael Sierchio <kudzu_at_tenebras.com> 
> wrote:
>
>>
>> For numerous reasons, I've been building security appliances with a
>> monolithic kernel for a long time.  A recent git pull on the 
>> stable/12
>> branch from github has borked dummynet.
>>
>> *root_at_graviton-1:/etc/ipfw 242#* ipfw pipe 1 config gred 
>> 0.01/12/36/0.75
>> noerror
>>
>> ipfw: net.inet.ip.dummynet.red_lookup_depth must be greater than zero
>>
>> *root_at_graviton-1:/etc/ipfw 243#* sysctl
>> net.inet.ip.dummynet.red_lookup_depth=256
>>
>> sysctl: oid 'net.inet.ip.dummynet.red_lookup_depth' is read only
>>
>>
>> Interesting, but inconvenient.  Just happened upon reboot.  
>> Attempting to
>> set in /boot/loader.conf doesn't work.  Any advice?
>>
>>
>> Many (if not all) of the dummynet sysctls are borked
>>
>>
>> *root_at_graviton-1:~ 201#* sysctl 
>> net.inet.ip.dummynet.red_max_pkt_size=1500
>>
>> sysctl: oid 'net.inet.ip.dummynet.red_max_pkt_size' is read only
>>
>>
>>
>> *michael.sierchio_at_graviton-1:~ 201>* sysctl net.inet.ip.dummynet
>>
>> net.inet.ip.dummynet.io_pkt_drop: 0
>>
>> net.inet.ip.dummynet.io_pkt_fast: 0
>>
>> net.inet.ip.dummynet.io_pkt: 0
>>
>> net.inet.ip.dummynet.queue_count: 0
>>
>> net.inet.ip.dummynet.fsk_count: 0
>>
>> net.inet.ip.dummynet.si_count: 0
>>
>> net.inet.ip.dummynet.schk_count: 0
>>
>> net.inet.ip.dummynet.expire_cycle: 0
>>
>> net.inet.ip.dummynet.expire: 0
>>
>> net.inet.ip.dummynet.tick_lost: 0
>>
>> net.inet.ip.dummynet.tick_diff: 0
>>
>> net.inet.ip.dummynet.tick_adjustment: 0
>>
>> net.inet.ip.dummynet.tick_delta_sum: 0
>>
>> net.inet.ip.dummynet.tick_delta: 0
>>
>> net.inet.ip.dummynet.red_max_pkt_size: 0
>>
>> net.inet.ip.dummynet.red_avg_pkt_size: 0
>>
>> net.inet.ip.dummynet.red_lookup_depth: 0
>>
>> net.inet.ip.dummynet.debug: 0
>>
>> net.inet.ip.dummynet.io_fast: 0
>>
>> net.inet.ip.dummynet.pipe_byte_limit: 1048576
>>
>> net.inet.ip.dummynet.pipe_slot_limit: 100
>>
>> net.inet.ip.dummynet.hash_size: 64
>>
>> net.inet.ip.dummynet.fqpie.limit: 10240
>>
>> net.inet.ip.dummynet.fqpie.flows: 1024
>>
>> net.inet.ip.dummynet.fqpie.quantum: 1514
>>
>> net.inet.ip.dummynet.fqpie.beta: 1250
>>
>> net.inet.ip.dummynet.fqpie.alpha: 125
>>
>> net.inet.ip.dummynet.fqpie.max_ecnth: 99
>>
>> net.inet.ip.dummynet.fqpie.max_burst: 150000
>>
>> net.inet.ip.dummynet.fqpie.tupdate: 15000
>>
>> net.inet.ip.dummynet.fqpie.target: 15000
>>
>> net.inet.ip.dummynet.fqcodel.limit: 10240
>>
>> net.inet.ip.dummynet.fqcodel.flows: 1024
>>
>> net.inet.ip.dummynet.fqcodel.quantum: 1514
>>
>> net.inet.ip.dummynet.fqcodel.interval: 100000
>>
>> net.inet.ip.dummynet.fqcodel.target: 5000
>>
>> net.inet.ip.dummynet.pie.beta: 1250
>>
>> net.inet.ip.dummynet.pie.alpha: 125
>>
>> net.inet.ip.dummynet.pie.max_ecnth: 99
>>
>> net.inet.ip.dummynet.pie.max_burst: 150000
>>
>> net.inet.ip.dummynet.pie.tupdate: 15000
>>
>> net.inet.ip.dummynet.pie.target: 15000
>>
>> net.inet.ip.dummynet.codel.interval: 100000
>>
>> net.inet.ip.dummynet.codel.target: 5000
>> --
>>
>> "Well," Brahmā said, "even after ten thousand explanations, a fool 
>> is no
>> wiser, but an intelligent person requires only two thousand five 
>> hundred."
>>
>> - The Mahābhārata
>>
>
>
> -- 
>
> "Well," Brahmā said, "even after ten thousand explanations, a fool is 
> no
> wiser, but an intelligent person requires only two thousand five 
> hundred."
>
> - The Mahābhārata
Received on Sun Jul 25 2021 - 16:00:20 UTC

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