Andy Furniss wrote:
My understanding is again that on pppoe devices the kernel adds zero
bytes auto matically and attaching the ifb does not seem to change
that?
The packet size is ip length as seen by cake on ifb redirected from
pppoe - but this time it seems the difference is 14 not 22 ...
To be clear below is redirecting ingress qdisc on ppp0 to ifb0.
tc qdisc add dev ifb0 handle 1:0 root cake bandwidth 60mbit raw overhead
34 diffserv4 nat dual-dsthost
asr[/home/andy]# tc -s qdisc ls dev ifb0
qdisc cake 1: root refcnt 2 bandwidth 60Mbit diffserv4 dual-dsthost nat
rtt 100.0ms noatm overhead 48 via-ethernet
Sent 14315263754 bytes 12978554 pkt (dropped 51315, overlimits
18015371 requeues 0)
backlog 0b 0p requeues 0
memory used: 1006656b of 4Mb
capacity estimate: 60Mbit
Bulk Best Effort Video Voice
thresh 3750Kbit 60Mbit 30Mbit 15Mbit
target 5.0ms 5.0ms 5.0ms 5.0ms
interval 100.0ms 100.0ms 100.0ms 100.0ms
pk_delay 243us 1.2ms 42us 82us
av_delay 18us 821us 7us 8us
sp_delay 2us 3us 4us 3us
pkts 1942903 10462709 272777 351480
bytes 130598812 14085111253 8318580 168132633
way_inds 220 46306 0 0
way_miss 68580 114792 188 84890
way_cols 0 0 0 0
drops 0 51308 0 7
marks 0 0 0 0
sp_flows 0 0 1 0
bk_flows 0 0 0 0
un_flows 0 0 0 0
max_len 1500 1500 1500 1441
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