c1
--

+ ip tcp_metrics show
10.4.0.67 age 75.191sec cwnd 10 rtt 4518us rttvar 6514us source 10.4.0.50
192.168.119.82 age 9.531sec ssthresh 151 cwnd 151 rtt 81884us rttvar 66786us source 192.168.115.50
10.4.0.50 age 75.412sec cwnd 10 rtt 4383us rttvar 5995us source 10.4.0.50
10.4.0.82 age 0.299sec source 10.4.0.50


s1
--

+ ip tcp_metrics show
10.4.0.50 age 75.400sec cwnd 10 rtt 1702us rttvar 3031us source 10.4.0.82
192.168.115.50 age 9.381sec cwnd 10 rtt 81927us rttvar 65419us 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 5880580 bytes 88742 pkt (dropped 0, overlimits 234 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            88742
  bytes         5880580
  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 257282762 bytes 175251 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 264317604 bytes 175250 pkt (dropped 0, overlimits 240927 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 101656b 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        739us
  av_delay        467us
  sp_delay          1us
  backlog            0b
  pkts           175250
  bytes       264317604
  way_inds            0
  way_miss            0
  way_cols            0
  sce              1352
  marks               1
  drops               0
  ack_drop            0
  sp_flows            0
  bk_flows            1
  un_flows            0
  max_len          7570
  quantum          1514

qdisc ingress ffff: parent ffff:fff1 ---------------- 
 Sent 4638236 bytes 88741 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 264318086 bytes 175256 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 5880960 bytes 88746 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0