c1
--

+ ip tcp_metrics show
10.4.0.67 age 76.443sec cwnd 10 rtt 3810us rttvar 5294us source 10.4.0.50
192.168.119.82 age 10.579sec ssthresh 84 cwnd 124 rtt 83266us rttvar 45149us source 192.168.115.50
10.4.0.50 age 76.618sec cwnd 10 rtt 4807us rttvar 8032us source 10.4.0.50
10.4.0.82 age 0.179sec source 10.4.0.50


s1
--

+ ip tcp_metrics show
10.4.0.50 age 76.792sec cwnd 10 rtt 1730us rttvar 3078us source 10.4.0.82
192.168.115.50 age 10.586sec cwnd 10 rtt 82102us rttvar 47404us 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 8174840 bytes 123144 pkt (dropped 0, overlimits 420 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 2176b 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           123144
  bytes         8174840
  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 333363452 bytes 227633 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 342617430 bytes 227631 pkt (dropped 0, overlimits 321738 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 83576b 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        677us
  av_delay        581us
  sp_delay          0us
  backlog            0b
  pkts           227631
  bytes       342617430
  way_inds            0
  way_miss            0
  way_cols            0
  sce             15489
  marks               1
  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 6450840 bytes 123142 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 342617972 bytes 227638 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 8175178 bytes 123147 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0