c1
--

+ ip tcp_metrics show
10.4.0.67 age 77.353sec cwnd 10 rtt 2224us rttvar 3110us source 10.4.0.50
192.168.119.82 age 12.123sec ssthresh 8 cwnd 13 rtt 5990us rttvar 3747us source 192.168.115.50
10.4.0.50 age 77.634sec cwnd 10 rtt 4544us rttvar 5927us source 10.4.0.50
10.4.0.82 age 0.182sec source 10.4.0.50


s1
--

+ ip tcp_metrics show
10.4.0.50 age 77.738sec cwnd 10 rtt 1679us rttvar 2990us source 10.4.0.82
192.168.115.50 age 12.122sec cwnd 10 rtt 5700us rttvar 4433us 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 9674364 bytes 145866 pkt (dropped 0, overlimits 398 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           145866
  bytes         9674364
  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 365231442 bytes 249148 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 375192346 bytes 249145 pkt (dropped 4, overlimits 372114 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 99352b 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           249149
  bytes       375192738
  way_inds            0
  way_miss            0
  way_cols            0
  sce            218887
  marks             496
  drops               4
  ack_drop            0
  sp_flows            0
  bk_flows            1
  un_flows            0
  max_len          9084
  quantum          1514

qdisc ingress ffff: parent ffff:fff1 ---------------- 
 Sent 7632376 bytes 145867 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 375193136 bytes 249153 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 9674864 bytes 145872 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0