cli --- + ip tcp_metrics show 10.9.9.2 age 57.123sec ssthresh 69 cwnd 422 rtt 356875us rttvar 266289us source 10.9.9.1 srv --- + ip tcp_metrics show 10.9.9.1 age 57.057sec cwnd 10 rtt 365168us rttvar 195110us 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 24121746 bytes 362037 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc pfifo 807d: parent 1:1 limit 1000p Sent 24121746 bytes 362037 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 1104818500 bytes 737477 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 807d: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 24121746 bytes 362037 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 lended: 362037 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 1113924408 bytes 736672 pkt (dropped 805, overlimits 735839 requeues 0) backlog 0b 0p requeues 0 qdisc pfifo 807e: parent 1:1 limit 1000p Sent 1113924408 bytes 736672 pkt (dropped 805, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 19053228 bytes 362037 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 807e: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 1113924408 bytes 736672 pkt (dropped 805, overlimits 735839 requeues 0) backlog 0b 0p requeues 0 lended: 736672 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 80.0ms Sent 1115143598 bytes 737483 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 80.0ms Sent 24122236 bytes 362044 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 + tc-l4s -s -d class show dev ifb4mid.r