c1
--

+ ip tcp_metrics show
10.4.0.67 age 76.578sec cwnd 10 rtt 4355us rttvar 6107us source 10.4.0.50
192.168.119.82 age 10.776sec ssthresh 249 cwnd 162 rtt 83533us rttvar 45143us source 192.168.115.50
10.4.0.50 age 76.813sec cwnd 10 rtt 3889us rttvar 5286us source 10.4.0.50
10.4.0.82 age 0.272sec source 10.4.0.50


s1
--

+ ip tcp_metrics show
10.4.0.50 age 76.840sec cwnd 10 rtt 2288us rttvar 3874us source 10.4.0.82
192.168.115.50 age 10.662sec cwnd 10 rtt 81374us rttvar 46674us 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 9409544 bytes 141852 pkt (dropped 0, overlimits 442 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 8704b 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          3us
  av_delay          0us
  sp_delay          0us
  backlog            0b
  pkts           141852
  bytes         9409544
  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 350894700 bytes 239454 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 360514424 bytes 239452 pkt (dropped 0, overlimits 337890 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 422240b 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        697us
  av_delay        400us
  sp_delay          1us
  backlog            0b
  pkts           239452
  bytes       360514424
  way_inds            0
  way_miss            0
  way_cols            0
  sce             53866
  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 7423632 bytes 141850 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 360514966 bytes 239459 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 9409882 bytes 141855 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0