cli --- + ip tcp_metrics show 10.9.9.2 age 18.494sec ssthresh 80 cwnd 41 rtt 20177us rttvar 16554us source 10.9.9.1 srv --- + ip tcp_metrics show 10.9.9.1 age 18.485sec cwnd 10 rtt 20157us rttvar 16183us 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 5507804 bytes 83224 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc dualpi2 80a3: parent 1:1 [Unknown qdisc, optlen=104] Sent 5507804 bytes 83224 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 248282148 bytes 165863 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 80a3: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 5507804 bytes 83224 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 lended: 83224 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class dualpi2 80a3: parent 80a3: class dualpi2 80a3: parent 80a3: class dualpi2 80a3: parent 80a3: class dualpi2 80a3: parent 80a3: + 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 250558810 bytes 165833 pkt (dropped 30, overlimits 135484 requeues 0) backlog 0b 0p requeues 0 qdisc dualpi2 80a4: parent 1:1 [Unknown qdisc, optlen=104] Sent 250558810 bytes 165833 pkt (dropped 30, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 4342668 bytes 83224 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 80a4: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 250558810 bytes 165833 pkt (dropped 0, overlimits 135484 requeues 0) backlog 0b 0p requeues 0 lended: 165833 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class dualpi2 80a4: parent 80a4: class dualpi2 80a4: parent 80a4: class dualpi2 80a4: parent 80a4: class dualpi2 80a4: parent 80a4: + 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 5507804 bytes 83224 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc dualpi2 80a3: parent 1:1 [Unknown qdisc, optlen=104] Sent 5507804 bytes 83224 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 248282148 bytes 165863 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 80a3: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 5507804 bytes 83224 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 lended: 83224 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class dualpi2 80a3: parent 80a3: class dualpi2 80a3: parent 80a3: class dualpi2 80a3: parent 80a3: class dualpi2 80a3: parent 80a3: + 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 250558810 bytes 165833 pkt (dropped 30, overlimits 135484 requeues 0) backlog 0b 0p requeues 0 qdisc dualpi2 80a4: parent 1:1 [Unknown qdisc, optlen=104] Sent 250558810 bytes 165833 pkt (dropped 30, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 4342668 bytes 83224 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 80a4: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 250558810 bytes 165833 pkt (dropped 0, overlimits 135484 requeues 0) backlog 0b 0p requeues 0 lended: 165833 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class dualpi2 80a4: parent 80a4: class dualpi2 80a4: parent 80a4: class dualpi2 80a4: parent 80a4: class dualpi2 80a4: parent 80a4: + 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 5507804 bytes 83224 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc dualpi2 80a3: parent 1:1 [Unknown qdisc, optlen=104] Sent 5507804 bytes 83224 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 248282148 bytes 165863 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 80a3: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 5507804 bytes 83224 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 lended: 83224 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class dualpi2 80a3: parent 80a3: class dualpi2 80a3: parent 80a3: class dualpi2 80a3: parent 80a3: class dualpi2 80a3: parent 80a3: + 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 250558810 bytes 165833 pkt (dropped 30, overlimits 135484 requeues 0) backlog 0b 0p requeues 0 qdisc dualpi2 80a4: parent 1:1 [Unknown qdisc, optlen=104] Sent 250558810 bytes 165833 pkt (dropped 30, overlimits 0 requeues 0) backlog 0b 0p requeues 0 qdisc ingress ffff: parent ffff:fff1 ---------------- Sent 4342668 bytes 83224 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 80a4: prio 0 quantum 200000 rate 50Mbit ceil 50Mbit linklayer ethernet burst 1600b/1 mpu 0b cburst 1600b/1 mpu 0b level 0 Sent 250558810 bytes 165833 pkt (dropped 0, overlimits 135484 requeues 0) backlog 0b 0p requeues 0 lended: 165833 borrowed: 0 giants: 0 tokens: 3755 ctokens: 3755 class dualpi2 80a4: parent 80a4: class dualpi2 80a4: parent 80a4: class dualpi2 80a4: parent 80a4: class dualpi2 80a4: parent 80a4: + tc-l4s -s -d qdisc show dev ifb4mid.l qdisc netem 1: root refcnt 2 limit 1000000 delay 10.0ms Sent 250604580 bytes 165868 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 5508154 bytes 83229 pkt (dropped 0, overlimits 0 requeues 0) backlog 0b 0p requeues 0 + tc-l4s -s -d class show dev ifb4mid.r