cli --- + ip tcp_metrics show 10.9.9.2 age 12.135sec ssthresh 27 cwnd 34 rtt 24053us rttvar 13808us source 10.9.9.1 srv --- + ip tcp_metrics show 10.9.9.1 age 12.140sec cwnd 10 rtt 20194us rttvar 11563us 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 5503936 bytes 83232 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc red 8055: parent 1:1 limit 400000b min 33333b max 100000b ecn adaptive ewma 5 probability 0.00956593 Scell_log 13 Sent 5503936 bytes 83232 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 marked 0 early 0 pdrop 0 other 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 247759768 bytes 165428 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 8055: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 5503936 bytes 83232 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 lended: 83232 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class red 8055:1 parent 8055: class red 8055:1 parent 8055: + 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 250075662 bytes 165427 pkt (dropped 1, overlimits 163682 requeues 0) backlog 0b 0p requeues 0 qdisc red 8056: parent 1:1 limit 400000b min 33333b max 100000b ecn adaptive ewma 5 probability 0.00956593 Scell_log 13 Sent 250075662 bytes 165427 pkt (dropped 1, overlimits 390 requeues 0) backlog 0b 0p requeues 0 marked 389 early 1 pdrop 0 other 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 4338688 bytes 83232 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 8056: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 250075662 bytes 165427 pkt (dropped 1, overlimits 163682 requeues 0) backlog 0b 0p requeues 0 lended: 165427 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class red 8056:1 parent 8056: class red 8056:1 parent 8056: + tc-l4s -s -d qdisc show dev ifb4mid.l qdisc netem 1: root refcnt 2 limit 1000000 delay 10.0ms Sent 250076040 bytes 165432 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 5504216 bytes 83236 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 + tc-l4s -s -d class show dev ifb4mid.r