c1
--

+ ip tcp_metrics show
10.4.0.67 age 76.648sec cwnd 10 rtt 3788us rttvar 5394us source 10.4.0.50
192.168.119.82 age 11.387sec ssthresh 9 cwnd 14 rtt 5525us rttvar 5265us source 192.168.115.50
10.4.0.50 age 76.840sec cwnd 10 rtt 2008us rttvar 3091us source 10.4.0.50
10.4.0.82 age 0.317sec source 10.4.0.50


s1
--

+ ip tcp_metrics show
10.4.0.50 age 76.856sec cwnd 10 rtt 1722us rttvar 3034us source 10.4.0.82
192.168.115.50 age 11.263sec cwnd 10 rtt 2563us rttvar 2444us 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 9893218 bytes 149181 pkt (dropped 0, overlimits 476 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          1us
  av_delay          0us
  sp_delay          0us
  backlog            0b
  pkts           149181
  bytes         9893218
  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 365360174 bytes 249313 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 375442352 bytes 249312 pkt (dropped 2, overlimits 370179 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 103872b 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        3.4ms
  av_delay        3.0ms
  sp_delay          0us
  backlog            0b
  pkts           249314
  bytes       375442548
  way_inds            0
  way_miss            0
  way_cols            0
  sce            190458
  marks             418
  drops               2
  ack_drop            0
  sp_flows            0
  bk_flows            1
  un_flows            0
  max_len         15140
  quantum          1514

qdisc ingress ffff: parent ffff:fff1 ---------------- 
 Sent 7804820 bytes 149182 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
 Sent 375442946 bytes 249318 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
 Sent 9893718 bytes 149187 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0