c1
--

+ ip tcp_metrics show
10.4.0.67 age 76.421sec cwnd 10 rtt 4235us rttvar 6162us source 10.4.0.50
192.168.119.82 age 11.061sec ssthresh 17 cwnd 22 rtt 14669us rttvar 9206us source 192.168.115.50
10.4.0.50 age 76.624sec cwnd 10 rtt 1983us rttvar 3046us source 10.4.0.50
10.4.0.82 age 0.178sec source 10.4.0.50


s1
--

+ ip tcp_metrics show
10.4.0.50 age 76.759sec cwnd 10 rtt 1705us rttvar 3023us source 10.4.0.82
192.168.115.50 age 11.058sec cwnd 10 rtt 12148us rttvar 6706us 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 9540844 bytes 143842 pkt (dropped 0, overlimits 424 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 8704b 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          1us
  sp_delay          0us
  backlog            0b
  pkts           143842
  bytes         9540844
  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 365250010 bytes 249219 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 375300036 bytes 249218 pkt (dropped 2, overlimits 370409 requeues 0) 
 backlog 0b 0p requeues 0
 memory used: 160288b 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        2.4ms
  av_delay        2.2ms
  sp_delay          0us
  backlog            0b
  pkts           249220
  bytes       375300232
  way_inds            0
  way_miss            0
  way_cols            0
  sce            196720
  marks             254
  drops               2
  ack_drop            0
  sp_flows            0
  bk_flows            1
  un_flows            0
  max_len          9084
  quantum          1514

qdisc ingress ffff: parent ffff:fff1 ---------------- 
 Sent 7527192 bytes 143843 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 375300630 bytes 249224 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 9541344 bytes 143848 pkt (dropped 0, overlimits 0 requeues 0) 
 backlog 0b 0p requeues 0