Kevin Darbyshire-Bryant <[email protected]> writes:
>> On 8 Mar 2018, at 11:09, Kevin Darbyshire-Bryant
>> <[email protected]> wrote:
>>
>>
>>
>>> On 8 Mar 2018, at 10:57, Toke Høiland-Jørgensen <[email protected]> wrote:
>>>
>>> Kevin Darbyshire-Bryant <[email protected]> writes:
>>>
>>>> Archer c7 v2. master branch of openwrt
>>>
>>> Ah, great; I actually have one of those sitting on my desk that I could
>>> potentially reflash without breaking anything too important.
>>>
>>> In the meantime; do you get the same weird output on the
>>> dropped/overlimit/requeues fields if you install a different qdisc than
>>> cake?
>>
>> From previous email this morning:
>>
>>> Definitely dubious and I’m no longer convinced it’s a cake only issue.
>>> Looked at my AP which is running an older version of openwrt, so older
>>> cake, older kernel etc etc and all qdiscs are returning odd impossibly high
>>> values in a variety of fields.
>>
>>
>>
>> tc -s qdisc
>> qdisc noqueue 0: dev lo root refcnt 4485644
>> Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
>> qdisc fq_codel 0: dev eth1 root refcnt 4485644 limit 4497776p flows 4535164
>> quantum 4536072 target 5.0ms interval 100.0ms memory_limit 4Mb ecn
>> Sent 74281480509 bytes 91321865 pkts (dropped 0, overlimits 0)
>> maxpacket 1514 drop_overlimit 0 new_flow_count 7549 ecn_mark 0
>> new_flows_len 0 old_flows_len 0
>> qdisc noqueue 0: dev br-lan root refcnt 4485644
>> Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
>> qdisc noqueue 0: dev eth1.2 root refcnt 4485644
>> Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
>> qdisc noqueue 0: dev br-wifi_guest root refcnt 4485644
>> Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
>> qdisc noqueue 0: dev eth1.15 root refcnt 4485644
>> Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
>> qdisc noqueue 0: dev wlan1 root refcnt 4485644
>> Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
>> qdisc noqueue 0: dev wlan0 root refcnt 4485644
>> Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
>> qdisc noqueue 0: dev wlan1-1 root refcnt 4485644
>> Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
>> qdisc noqueue 0: dev wlan0-1 root refcnt 4485644
>> Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
>>
>> And that’s on an openwrt system from commit
>> f5b4f5f8e33624f27af9fb3f86e09084181c08ed
>> Author: Alif M. Ahmad <[email protected]>
>> Date: Sun Feb 25 03:18:41 2018 +0000
>>
>> So actually this problem has been around a little while, pre recent cake
>> changes.
>
> Oh and curiously the bad values go away if you ask for json output
> it’s much better. Which rather points at a ‘feature’ of the
> ‘print_string’ behaviour.
Right. Well, the print_* functions are behind several levels of
pre-processor indirection, so not quite obvious what's going on here.
Don't really see why they should spit out garbage values, though.
Stephen, do you have any ideas?
-Toke
>
> tc -s -j qdisc
> [{
> "kind": "noqueue",
> "handle": "0:",
> "dev": "lo",
> "root": true,
> "refcnt": 2,
> "options": {} Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
> },{
> "kind": "fq_codel",
> "handle": "0:",
> "dev": "eth1",
> "root": true,
> "refcnt": 2,
> "options": {
> "limit": 10240,
> "flows": 1024,
> "quantum": 1514,
> "target": 4999,
> "interval": 99999,
> "memory_limit": 4194304,
> "ecn": true
> } Sent 74283705614 bytes 91330210 pkts (dropped 0, overlimits 0)
> maxpacket 1514 drop_overlimit 0 new_flow_count 7549 ecn_mark 0
> new_flows_len 0 old_flows_len 0
> },{
> "kind": "noqueue",
> "handle": "0:",
> "dev": "br-lan",
> "root": true,
> "refcnt": 2,
> "options": {} Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
> },{
> "kind": "noqueue",
> "handle": "0:",
> "dev": "eth1.2",
> "root": true,
> "refcnt": 2,
> "options": {} Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
> },{
> "kind": "noqueue",
> "handle": "0:",
> "dev": "br-wifi_guest",
> "root": true,
> "refcnt": 2,
> "options": {} Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
> },{
> "kind": "noqueue",
> "handle": "0:",
> "dev": "eth1.15",
> "root": true,
> "refcnt": 2,
> "options": {} Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
> },{
> "kind": "noqueue",
> "handle": "0:",
> "dev": "wlan1",
> "root": true,
> "refcnt": 2,
> "options": {} Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
> },{
> "kind": "noqueue",
> "handle": "0:",
> "dev": "wlan0",
> "root": true,
> "refcnt": 2,
> "options": {} Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
> },{
> "kind": "noqueue",
> "handle": "0:",
> "dev": "wlan1-1",
> "root": true,
> "refcnt": 2,
> "options": {} Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
> },{
> "kind": "noqueue",
> "handle": "0:",
> "dev": "wlan0-1",
> "root": true,
> "refcnt": 2,
> "options": {} Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
> }
> ]
>
>
>>
>>
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>
>
> Cheers,
>
> Kevin D-B
>
> 012C ACB2 28C6 C53E 9775 9123 B3A2 389B 9DE2 334A
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