c1
--

+ ip tcp_metrics show
10.4.0.67 age 76.218sec cwnd 10 rtt 4325us rttvar 6134us source 10.4.0.50
192.168.119.82 age 10.620sec ssthresh 254 cwnd 176 rtt 84843us rttvar 69820us source 192.168.115.50
10.4.0.50 age 76.431sec cwnd 10 rtt 4290us rttvar 6045us source 10.4.0.50
10.4.0.82 age 0.315sec source 10.4.0.50


s1
--

+ ip tcp_metrics show
10.4.0.50 age 76.409sec cwnd 10 rtt 1729us rttvar 3071us source 10.4.0.82
192.168.115.50 age 10.454sec cwnd 10 rtt 81831us rttvar 65568us 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 6784870 bytes 102443 pkt (dropped 0, overlimits 198 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          3us
  av_delay          0us
  sp_delay          0us
  backlog            0b
  pkts           102443
  bytes         6784870
  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 291045488 bytes 198149 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 298986732 bytes 198150 pkt (dropped 0, overlimits 251485 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 108392b 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        3.8ms
  av_delay        3.3ms
  sp_delay          1us
  backlog            0b
  pkts           198150
  bytes       298986732
  way_inds            0
  way_miss            0
  way_cols            0
  sce             18119
  marks              15
  drops               0
  ack_drop            0
  sp_flows            0
  bk_flows            1
  un_flows            0
  max_len         15140
  quantum          1514

qdisc ingress ffff: parent ffff:fff1 ---------------- 
 Sent 5350786 bytes 102444 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 298987112 bytes 198154 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 6785352 bytes 102449 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0