cli --- + ip tcp_metrics show 10.9.9.2 age 11.576sec ssthresh 67 cwnd 68 rtt 35472us rttvar 25098us source 10.9.9.1 srv --- + ip tcp_metrics show 10.9.9.1 age 11.577sec cwnd 10 rtt 35330us rttvar 17544us 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 5638938 bytes 85277 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc pie 805f: parent 1:1 limit 1000p target 20.0ms tupdate 32.0ms alpha 2 beta 20 ecn Sent 5638938 bytes 85277 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 prob 0.000000 delay 0us avg_dq_rate 0 pkts_in 85277 overlimit 0 dropped 0 maxq 0 ecn_mark 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 252951268 bytes 168889 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 805f: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 5638938 bytes 85277 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 lended: 85277 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 + 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 255315714 bytes 168889 pkt (dropped 0, overlimits 168822 requeues 0) backlog 0b 0p requeues 0 qdisc pie 8060: parent 1:1 limit 1000p target 20.0ms tupdate 32.0ms alpha 2 beta 20 ecn Sent 255315714 bytes 168889 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 prob 0.000000 delay 0us avg_dq_rate 0 pkts_in 168889 overlimit 0 dropped 0 maxq 760 ecn_mark 83 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 4445060 bytes 85277 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 8060: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 255315714 bytes 168889 pkt (dropped 0, overlimits 168822 requeues 0) backlog 0b 0p requeues 0 lended: 168889 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 + tc-l4s -s -d qdisc show dev ifb4mid.l qdisc netem 1: root refcnt 2 limit 1000000 delay 10.0ms Sent 255315994 bytes 168893 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 + tc-l4s -s -d class show dev ifb4mid.l + tc-l4s -s -d qdisc show dev ifb4mid.r qdisc netem 1: root refcnt 2 limit 1000000 delay 10.0ms Sent 5639218 bytes 85281 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 + tc-l4s -s -d class show dev ifb4mid.r