c1
--

+ ip tcp_metrics show
10.4.0.67 age 75.179sec cwnd 10 rtt 3854us rttvar 5349us source 10.4.0.50
192.168.119.82 age 9.962sec ssthresh 29 cwnd 29 rtt 13549us rttvar 11301us source 192.168.115.50
10.4.0.50 age 75.401sec cwnd 10 rtt 4326us rttvar 6098us source 10.4.0.50
10.4.0.82 age 0.274sec source 10.4.0.50


s1
--

+ ip tcp_metrics show
10.4.0.50 age 75.412sec cwnd 10 rtt 1689us rttvar 3026us source 10.4.0.82
192.168.115.50 age 9.880sec cwnd 10 rtt 10974us rttvar 8781us 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 9723874 bytes 146973 pkt (dropped 0, overlimits 506 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          2us
  av_delay          0us
  sp_delay          0us
  backlog            0b
  pkts           146973
  bytes         9723874
  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 364646354 bytes 248145 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 374682260 bytes 248148 pkt (dropped 0, overlimits 369004 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 62888b 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        2.5ms
  av_delay        1.9ms
  sp_delay          1us
  backlog            0b
  pkts           248148
  bytes       374682260
  way_inds            0
  way_miss            0
  way_cols            0
  sce             30058
  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 7666398 bytes 146975 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 374682510 bytes 248150 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 9724398 bytes 146980 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0