c1
--

+ ip tcp_metrics show
10.4.0.67 age 76.435sec cwnd 10 rtt 2169us rttvar 3125us source 10.4.0.50
192.168.119.82 age 11.138sec ssthresh 14 cwnd 22 rtt 13184us rttvar 7051us source 192.168.115.50
10.4.0.50 age 76.696sec cwnd 10 rtt 4312us rttvar 6066us source 10.4.0.50
10.4.0.82 age 0.220sec source 10.4.0.50


s1
--

+ ip tcp_metrics show
10.4.0.50 age 76.772sec cwnd 10 rtt 1724us rttvar 3013us source 10.4.0.82
192.168.115.50 age 11.096sec cwnd 10 rtt 13266us rttvar 6870us source 192.168.119.82


m2
--

+ tc -s -d qdisc show dev ens192
qdisc cake 1: root refcnt 2 bandwidth 50Mbit besteffort flowblind nonat nowash no-ack-filter split-gso rtt 100.0ms raw overhead 0 sce 
 Sent 9746696 bytes 146960 pkt (dropped 0, overlimits 710 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 4352b of 4Mb
 capacity estimate: 50Mbit
 min/max network layer size:           42 /     722
 min/max overhead-adjusted size:       42 /     722
 average network hdr offset:           14

                  Tin 0
  thresh         50Mbit
  target          5.0ms
  interval      100.0ms
  pk_delay          2us
  av_delay          0us
  sp_delay          0us
  backlog            0b
  pkts           146960
  bytes         9746696
  way_inds            0
  way_miss            0
  way_cols            0
  sce                 0
  marks               0
  drops               0
  ack_drop            0
  sp_flows            0
  bk_flows            1
  un_flows            0
  max_len           722
  quantum          1514

qdisc ingress ffff: parent ffff:fff1 ---------------- 
 Sent 362076482 bytes 247200 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0

+ tc -s -d qdisc show dev ens224
qdisc cake 1: root refcnt 2 bandwidth 50Mbit besteffort flowblind nonat nowash no-ack-filter split-gso rtt 100.0ms raw overhead 0 sce 
 Sent 372243508 bytes 247202 pkt (dropped 0, overlimits 358710 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 91960b of 4Mb
 capacity estimate: 50Mbit
 min/max network layer size:           42 /    1514
 min/max overhead-adjusted size:       42 /    1514
 average network hdr offset:           14

                  Tin 0
  thresh         50Mbit
  target          5.0ms
  interval      100.0ms
  pk_delay        1.9ms
  av_delay        1.2ms
  sp_delay          1us
  backlog            0b
  pkts           247202
  bytes       372243508
  way_inds            0
  way_miss            0
  way_cols            0
  sce             40561
  marks               0
  drops               0
  ack_drop            0
  sp_flows            0
  bk_flows            1
  un_flows            0
  max_len          9084
  quantum          1514

qdisc ingress ffff: parent ffff:fff1 ---------------- 
 Sent 7689438 bytes 146962 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0

+ tc -s -d qdisc show dev ifb4ens192
qdisc netem 1: root refcnt 2 limit 1000000 delay 5.0ms
 Sent 372243864 bytes 247205 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0

+ tc -s -d qdisc show dev ifb4ens224
qdisc netem 1: root refcnt 2 limit 1000000 delay 5.0ms
 Sent 9747256 bytes 146967 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0