[Bloat] excellent result with OpenWrt 18.06.1 + CAKE on FTTH

[Mikael Abrahamsson]

On Mon, 12 Nov 2018, Dave Taht wrote:

> tc -s qdisc show dev your_device?
> tc -s qdisc show dev your_ifbdevice?

I haven't restarted in 40 days and I don't remember restarting cake, so 
this should be several weeks of data.

qdisc cake 8031: dev eth1.2 root refcnt 2 bandwidth 100Mbit besteffort 
triple-isolate nonat nowash no-ack-filter split-gso rtt 100.0ms raw 
overhead 0
  Sent 70822286277 bytes 202513660 pkt (dropped 13984, overlimits 25350421 
requeues 0)
  backlog 0b 0p requeues 0
  memory used: 5156288b of 5000000b
  capacity estimate: 100Mbit
  min/max network layer size:           42 /    1514
  min/max overhead-adjusted size:       42 /    1514
  average network hdr offset:           14

                   Tin 0
   thresh        100Mbit
   target          5.0ms
   interval      100.0ms
   pk_delay          4us
   av_delay          1us
   sp_delay          1us
   backlog            0b
   pkts        202527644
   bytes     70842325936
   way_inds      4939006
   way_miss     11834545
   way_cols            0
   drops           13984
   marks             512
   ack_drop            0
   sp_flows            2
   bk_flows            1
   un_flows            0
   max_len         28766
   quantum          1514

qdisc ingress ffff: dev eth1.2 parent ffff:fff1 ----------------
  Sent 807912654344 bytes 631652827 pkt (dropped 0, overlimits 0 requeues 
0)
  backlog 0b 0p requeues 0
qdisc cake 8032: dev ifb4eth1.2 root refcnt 2 bandwidth 250Mbit besteffort 
triple-isolate nonat nowash no-ack-filter split-gso rtt 100.0ms raw 
overhead 0
  Sent 829571211610 bytes 631641016 pkt (dropped 11811, overlimits 
790055554 requeues 0)
  backlog 0b 0p requeues 0
  memory used: 4540528b of 12500000b
  capacity estimate: 250Mbit
  min/max network layer size:           60 /    1514
  min/max overhead-adjusted size:       60 /    1514
  average network hdr offset:           14

                   Tin 0
   thresh        250Mbit
   target          5.0ms
   interval      100.0ms
   pk_delay        1.2ms
   av_delay        559us
   sp_delay          1us
   backlog            0b
   pkts        631652827
   bytes    829588333230
   way_inds     12061686
   way_miss     12913211
   way_cols            1
   drops           11811
   marks            3589
   ack_drop            0
   sp_flows            1
   bk_flows            1
   un_flows            0
   max_len         38444
   quantum          1514




-- 
Mikael Abrahamsson    email: swmike at swm.pp.se