c1
--

+ ip tcp_metrics show
10.4.0.67 age 76.382sec cwnd 10 rtt 5998us rttvar 9054us source 10.4.0.50
192.168.119.82 age 9.693sec ssthresh 36 cwnd 111 rtt 84046us rttvar 45492us source 192.168.115.50
10.4.0.50 age 76.598sec cwnd 10 rtt 4268us rttvar 5922us source 10.4.0.50
10.4.0.82 age 0.221sec source 10.4.0.50


s1
--

+ ip tcp_metrics show
10.4.0.50 age 76.652sec cwnd 10 rtt 1740us rttvar 3100us source 10.4.0.82
192.168.115.50 age 9.613sec cwnd 10 rtt 81493us rttvar 46738us 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 8574758 bytes 129203 pkt (dropped 0, overlimits 386 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 6528b 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          1us
  av_delay          0us
  sp_delay          0us
  backlog            0b
  pkts           129203
  bytes         8574758
  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 324855688 bytes 221814 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 333810534 bytes 221815 pkt (dropped 0, overlimits 317070 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 482200b 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        752us
  av_delay        486us
  sp_delay          1us
  backlog            0b
  pkts           221815
  bytes       333810534
  way_inds            0
  way_miss            0
  way_cols            0
  sce             45234
  marks              17
  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 6766034 bytes 129204 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 40.0ms
 Sent 333810914 bytes 221819 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 40.0ms
 Sent 8575240 bytes 129209 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0