cli --- + ip tcp_metrics show 10.9.9.2 age 19.126sec ssthresh 152 cwnd 147 rtt 87434us rttvar 47802us source 10.9.9.1 srv --- + ip tcp_metrics show 10.9.9.1 age 19.091sec cwnd 10 rtt 80299us rttvar 45481us 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 7546794 bytes 113629 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc pfifo 8065: parent 1:1 limit 50p Sent 7546794 bytes 113629 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 341399696 bytes 227950 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 8065: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 7546794 bytes 113629 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 lended: 113629 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 344263972 bytes 227734 pkt (dropped 216, overlimits 213450 requeues 0) backlog 0b 0p requeues 0 qdisc pfifo 8066: parent 1:1 limit 50p Sent 344263972 bytes 227734 pkt (dropped 216, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 5955988 bytes 113629 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 8066: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 344263972 bytes 227734 pkt (dropped 216, overlimits 213450 requeues 0) backlog 0b 0p requeues 0 lended: 227734 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 40.0ms Sent 344591346 bytes 227955 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 40.0ms Sent 7547144 bytes 113634 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 + tc-l4s -s -d class show dev ifb4mid.r