2025-03-26 13:43:43.917272 antler launch.right: /usr/bin/ip netns add right
2025-03-26 13:43:43.918799 antler launch.right: /usr/bin/ip netns exec right sudo -n -u root /tmp/antler-1420377495/antler-node-linux-amd64 right
2025-03-26 13:43:43.918983 antler launch.mid: /usr/bin/ip netns add mid
2025-03-26 13:43:43.920375 antler launch.mid: /usr/bin/ip netns exec mid sudo -n -u root /tmp/antler-1420377495/antler-node-linux-amd64 mid
2025-03-26 13:43:43.920530 antler launch.left: /usr/bin/ip netns add left
2025-03-26 13:43:43.921660 antler launch.left: /usr/bin/ip netns exec left sudo -n -u root /tmp/antler-1420377495/antler-node-linux-amd64 left
2025-03-26 13:43:43.929113 antler SysInfo: gathering system information
2025-03-26 13:43:44.173094 right System: /usr/bin/sysctl -w net.ipv6.conf.all.disable_ipv6=1
2025-03-26 13:43:44.173664 right System: net.ipv6.conf.all.disable_ipv6 = 1
2025-03-26 13:43:44.173740 right System: /usr/bin/ip link add dev right.l type veth peer name mid.r
2025-03-26 13:43:44.175290 right System: /usr/bin/ip link set dev mid.r netns mid
2025-03-26 13:43:44.188760 right System: /usr/bin/ip addr add 10.0.0.2/24 dev right.l
2025-03-26 13:43:44.189809 right System: /usr/bin/ip link set right.l up
2025-03-26 13:43:44.190628 right System: /usr/bin/ethtool -K right.l rx off tx off sg off tso off gso off gro off rxvlan off txvlan off
2025-03-26 13:43:44.191376 mid System: /usr/bin/sysctl -w net.ipv6.conf.all.disable_ipv6=1
2025-03-26 13:43:44.191871 mid System: net.ipv6.conf.all.disable_ipv6 = 1
2025-03-26 13:43:44.191932 mid System: /usr/bin/ip link set mid.r up
2025-03-26 13:43:44.192664 mid System: /usr/bin/ip link add dev mid.l type veth peer name left.r
2025-03-26 13:43:44.194060 mid System: /usr/bin/ip link set dev left.r netns left
2025-03-26 13:43:44.209648 mid System: /usr/bin/ip link set dev mid.l up
2025-03-26 13:43:44.210751 mid System: /usr/bin/ip link add name mid.b type bridge
2025-03-26 13:43:44.211546 mid System: /usr/bin/ip link set dev mid.r master mid.b
2025-03-26 13:43:44.212346 mid System: /usr/bin/ip link set dev mid.l master mid.b
2025-03-26 13:43:44.213206 mid System: /usr/bin/ip link set dev mid.b up
2025-03-26 13:43:44.213974 mid System: /usr/bin/ethtool -K mid.r rx off tx off sg off tso off gso off gro off rxvlan off txvlan off
2025-03-26 13:43:44.214497 mid System: /usr/bin/ethtool -K mid.l rx off tx off sg off tso off gso off gro off rxvlan off txvlan off
2025-03-26 13:43:44.215006 mid System: /usr/bin/tc qdisc add dev mid.l root netem delay 10ms limit 1000000
2025-03-26 13:43:44.216050 mid System: /usr/bin/ip link add dev imid.l type ifb
2025-03-26 13:43:44.216829 mid System: /usr/bin/tc qdisc add dev imid.l root handle 1: netem delay 10ms limit 1000000
2025-03-26 13:43:44.217779 mid System: /usr/bin/tc qdisc add dev mid.l handle ffff: ingress
2025-03-26 13:43:44.218603 mid System: /usr/bin/ip link set dev imid.l up
2025-03-26 13:43:44.219394 mid System: /usr/bin/tc filter add dev mid.l parent ffff: protocol all prio 10 u32 match u32 0 0 flowid 1:1 action mirred egress redirect dev imid.l
2025-03-26 13:43:44.220201 mid System: /usr/bin/tc qdisc add dev mid.r root handle 1: htb default 1
2025-03-26 13:43:44.221172 mid System: /usr/bin/tc class add dev mid.r parent 1: classid 1:1 htb rate 20Mbit quantum 1514
2025-03-26 13:43:44.222074 mid System: /usr/bin/tc qdisc add dev mid.r parent 1:1 codel
2025-03-26 13:43:44.231780 left System: /usr/bin/sysctl -w net.ipv6.conf.all.disable_ipv6=1
2025-03-26 13:43:44.232282 left System: net.ipv6.conf.all.disable_ipv6 = 1
2025-03-26 13:43:44.232370 left System: /usr/bin/ip addr add 10.0.0.1/24 dev left.r
2025-03-26 13:43:44.233031 left System: /usr/bin/ip link set left.r up
2025-03-26 13:43:44.233818 left System: /usr/bin/ethtool -K left.r rx off tx off sg off tso off gso off gro off rxvlan off txvlan off
2025-03-26 13:43:44.234453 left System: /usr/bin/ping -c 3 -i 0.1 10.0.0.2
2025-03-26 13:43:44.455584 left System: ⏎
PING 10.0.0.2 (10.0.0.2) 56(84) bytes of data.
64 bytes from 10.0.0.2: icmp_seq=1 ttl=64 time=40.1 ms
64 bytes from 10.0.0.2: icmp_seq=2 ttl=64 time=20.0 ms
64 bytes from 10.0.0.2: icmp_seq=3 ttl=64 time=20.0 ms
--- 10.0.0.2 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 200ms
rtt min/avg/max/mdev = 20.034/26.714/40.069/9.443 ms
2025-03-26 13:43:44.455832 left System: /usr/bin/sysctl -w net.ipv4.tcp_ecn=0
2025-03-26 13:43:44.456812 left System: net.ipv4.tcp_ecn = 0
2025-03-26 13:43:44.456996 left System: /usr/bin/modprobe tcp_bbr
2025-03-26 13:43:44.458316 right System: /usr/bin/tcpdump -i right.l -s 128 -w -
2025-03-26 13:43:44.458768 left System: /usr/bin/tcpdump -i left.r -s 128 -w -
2025-03-26 13:44:46.443085 antler launch.mid: /usr/bin/ip netns del mid
2025-03-26 13:44:46.455699 left System: ⏎
tcpdump: listening on left.r, link-type EN10MB (Ethernet), snapshot length 128 bytes
99354 packets captured
99354 packets received by filter
0 packets dropped by kernel
2025-03-26 13:44:46.455764 left System: exited: /usr/bin/tcpdump -i left.r -s 128 -w -
2025-03-26 13:44:46.471542 right System: ⏎
tcpdump: listening on right.l, link-type EN10MB (Ethernet), snapshot length 128 bytes
97182 packets captured
97182 packets received by filter
0 packets dropped by kernel
2025-03-26 13:44:46.471589 right System: exited: /usr/bin/tcpdump -i right.l -s 128 -w -
2025-03-26 13:44:46.502819 antler launch.left: /usr/bin/ip netns del left
2025-03-26 13:44:46.517411 antler launch.right: /usr/bin/ip netns del right
2025-03-26 13:44:46.518342 antler launch.right: removing /tmp/antler-1420377495/antler-node-linux-amd64
2025-03-26 13:44:46.518972 antler launch.right: removing /tmp/antler-1420377495