cli --- + ip tcp_metrics show 10.9.9.2 age 19.330sec ssthresh 16 cwnd 10 rtt 31805us rttvar 26702us source 10.9.9.1 srv --- + ip tcp_metrics show 10.9.9.1 age 19.326sec cwnd 10 rtt 31189us rttvar 22130us source 10.9.9.2 mid --- + tc-l4s -s -d qdisc show dev mid.l qdisc htb 1: root refcnt 2 r2q 10 default 0x1 direct_packets_stat 0 ver 3.17 direct_qlen 1000 Sent 1052566 bytes 15759 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc dualpi2 80a9: parent 1:1 [Unknown qdisc, optlen=104] Sent 1052566 bytes 15759 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 46182536 bytes 31128 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 + tc-l4s -s -d class show dev mid.l class htb 1:1 root leaf 80a9: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 1052566 bytes 15759 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 lended: 15759 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class dualpi2 80a9: parent 80a9: class dualpi2 80a9: parent 80a9: class dualpi2 80a9: parent 80a9: class dualpi2 80a9: parent 80a9: + tc-l4s -s -d qdisc show dev mid.r qdisc htb 1: root refcnt 2 r2q 10 default 0x1 direct_packets_stat 0 ver 3.17 direct_qlen 1000 Sent 46618328 bytes 31128 pkt (dropped 0, overlimits 22034 requeues 0) backlog 0b 0p requeues 0 qdisc dualpi2 80aa: parent 1:1 [Unknown qdisc, optlen=104] Sent 46618328 bytes 31128 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 831940 bytes 15759 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 + tc-l4s -s -d class show dev mid.r class htb 1:1 root leaf 80aa: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 46618328 bytes 31128 pkt (dropped 0, overlimits 22034 requeues 0) backlog 0b 0p requeues 0 lended: 31128 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class dualpi2 80aa: parent 80aa: class dualpi2 80aa: parent 80aa: class dualpi2 80aa: parent 80aa: class dualpi2 80aa: parent 80aa: + tc-l4s -s -d qdisc show dev ifb4mid.l qdisc netem 1: root refcnt 2 limit 1000000 delay 10.0ms Sent 46618678 bytes 31133 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc netem 10: parent 1:1 limit 512 delay 200us slot 800.000us 10.000ms packets 42 Sent 46618678 bytes 31133 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 + tc-l4s -s -d class show dev ifb4mid.l class netem 1:1 parent 1: leaf 10: + tc-l4s -s -d qdisc show dev ifb4mid.r qdisc netem 1: root refcnt 2 limit 1000000 delay 10.0ms Sent 1052916 bytes 15764 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc netem 10: parent 1:1 limit 512 delay 200us slot 800.000us 10.000ms packets 42 Sent 1052916 bytes 15764 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 + tc-l4s -s -d class show dev ifb4mid.r class netem 1:1 parent 1: leaf 10: