cli --- + ip tcp_metrics show 10.9.9.2 age 14.909sec ssthresh 333 cwnd 170 rtt 85073us rttvar 69288us source 10.9.9.1 srv --- + ip tcp_metrics show 10.9.9.1 age 14.884sec cwnd 10 rtt 84584us rttvar 67753us 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 14265648 bytes 184604 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc dualpi2 80ad: parent 1:1 [Unknown qdisc, optlen=104] Sent 14265648 bytes 184604 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 313118180 bytes 209199 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 80ad: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 14265648 bytes 184604 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 lended: 184604 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class dualpi2 80ad: parent 80ad: class dualpi2 80ad: parent 80ad: class dualpi2 80ad: parent 80ad: class dualpi2 80ad: parent 80ad: + 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 316046966 bytes 209199 pkt (dropped 0, overlimits 176657 requeues 0) backlog 0b 0p requeues 0 qdisc dualpi2 80ae: parent 1:1 [Unknown qdisc, optlen=104] Sent 316046966 bytes 209199 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 11681192 bytes 184604 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 80ae: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 316046966 bytes 209199 pkt (dropped 0, overlimits 176657 requeues 0) backlog 0b 0p requeues 0 lended: 209199 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class dualpi2 80ae: parent 80ae: class dualpi2 80ae: parent 80ae: class dualpi2 80ae: parent 80ae: class dualpi2 80ae: parent 80ae: + tc-l4s -s -d qdisc show dev ifb4mid.l qdisc netem 1: root refcnt 2 limit 1000000 delay 40.0ms Sent 316047316 bytes 209204 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc netem 10: parent 1:1 limit 1000 delay 2.0ms 1.0ms 10% Sent 316047316 bytes 209204 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 40.0ms Sent 14265998 bytes 184609 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc netem 10: parent 1:1 limit 1000 delay 2.0ms 1.0ms 10% Sent 14265998 bytes 184609 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: