cli --- + ip tcp_metrics show 10.9.9.2 age 11.361sec ssthresh 116 cwnd 215 rtt 231162us rttvar 144495us source 10.9.9.1 srv --- + ip tcp_metrics show 10.9.9.1 age 11.359sec cwnd 10 rtt 197958us rttvar 134077us 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 5636992 bytes 84280 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc pfifo 8049: parent 1:1 limit 1000p Sent 5636992 bytes 84280 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 254626040 bytes 170008 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 8049: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 5636992 bytes 84280 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 lended: 84280 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 256427608 bytes 169624 pkt (dropped 384, overlimits 169465 requeues 0) backlog 0b 0p requeues 0 qdisc pfifo 804a: parent 1:1 limit 1000p Sent 256427608 bytes 169624 pkt (dropped 384, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 4457072 bytes 84280 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 804a: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 256427608 bytes 169624 pkt (dropped 384, overlimits 169465 requeues 0) backlog 0b 0p requeues 0 lended: 169624 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 257006432 bytes 170012 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 5637272 bytes 84284 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 + tc-l4s -s -d class show dev ifb4mid.r