2025-03-26 13:40:55.495562 antler launch.right: /usr/bin/ip netns add right
2025-03-26 13:40:55.497094 antler launch.right: /usr/bin/ip netns exec right sudo -n -u root /tmp/antler-1561521354/antler-node-linux-amd64 right
2025-03-26 13:40:55.497247 antler launch.mid: /usr/bin/ip netns add mid
2025-03-26 13:40:55.498657 antler launch.mid: /usr/bin/ip netns exec mid sudo -n -u root /tmp/antler-1561521354/antler-node-linux-amd64 mid
2025-03-26 13:40:55.498804 antler launch.left: /usr/bin/ip netns add left
2025-03-26 13:40:55.499942 antler launch.left: /usr/bin/ip netns exec left sudo -n -u root /tmp/antler-1561521354/antler-node-linux-amd64 left
2025-03-26 13:40:55.507498 antler SysInfo: gathering system information
2025-03-26 13:40:55.741437 right System: /usr/bin/sysctl -w net.ipv6.conf.all.disable_ipv6=1
2025-03-26 13:40:55.741969 right System: net.ipv6.conf.all.disable_ipv6 = 1
2025-03-26 13:40:55.742039 right System: /usr/bin/ip link add dev right.l type veth peer name mid.r
2025-03-26 13:40:55.743521 right System: /usr/bin/ip link set dev mid.r netns mid
2025-03-26 13:40:55.757698 right System: /usr/bin/ip addr add 10.0.0.2/24 dev right.l
2025-03-26 13:40:55.758731 right System: /usr/bin/ip link set right.l up
2025-03-26 13:40:55.759588 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 13:40:55.760398 mid System: /usr/bin/sysctl -w net.ipv6.conf.all.disable_ipv6=1
2025-03-26 13:40:55.760945 mid System: net.ipv6.conf.all.disable_ipv6 = 1
2025-03-26 13:40:55.761021 mid System: /usr/bin/ip link set mid.r up
2025-03-26 13:40:55.761762 mid System: /usr/bin/ip link add dev mid.l type veth peer name left.r
2025-03-26 13:40:55.763088 mid System: /usr/bin/ip link set dev left.r netns left
2025-03-26 13:40:55.781627 mid System: /usr/bin/ip link set dev mid.l up
2025-03-26 13:40:55.782624 mid System: /usr/bin/ip link add name mid.b type bridge
2025-03-26 13:40:55.783552 mid System: /usr/bin/ip link set dev mid.r master mid.b
2025-03-26 13:40:55.784438 mid System: /usr/bin/ip link set dev mid.l master mid.b
2025-03-26 13:40:55.785166 mid System: /usr/bin/ip link set dev mid.b up
2025-03-26 13:40:55.785872 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 13:40:55.786470 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 13:40:55.786989 mid System: /usr/bin/tc qdisc add dev mid.l root netem delay 40ms limit 1000000
2025-03-26 13:40:55.788026 mid System: /usr/bin/ip link add dev imid.l type ifb
2025-03-26 13:40:55.788741 mid System: /usr/bin/tc qdisc add dev imid.l root handle 1: netem delay 40ms limit 1000000
2025-03-26 13:40:55.789727 mid System: /usr/bin/tc qdisc add dev mid.l handle ffff: ingress
2025-03-26 13:40:55.790732 mid System: /usr/bin/ip link set dev imid.l up
2025-03-26 13:40:55.791430 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 13:40:55.792246 mid System: /usr/bin/tc qdisc add dev mid.r root handle 1: htb default 1
2025-03-26 13:40:55.802104 mid System: /usr/bin/tc class add dev mid.r parent 1: classid 1:1 htb rate 50mbit quantum 1514
2025-03-26 13:40:55.803151 mid System: /usr/bin/tc qdisc add dev mid.r parent 1:1 fq_codel flows 1 noecn
2025-03-26 13:40:55.804091 left System: /usr/bin/sysctl -w net.ipv6.conf.all.disable_ipv6=1
2025-03-26 13:40:55.804638 left System: net.ipv6.conf.all.disable_ipv6 = 1
2025-03-26 13:40:55.804715 left System: /usr/bin/ip addr add 10.0.0.1/24 dev left.r
2025-03-26 13:40:55.805450 left System: /usr/bin/ip link set left.r up
2025-03-26 13:40:55.806237 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 13:40:55.806838 left System: /usr/bin/ping -c 3 -i 0.1 10.0.0.2
2025-03-26 13:40:56.090554 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=160 ms
64 bytes from 10.0.0.2: icmp_seq=2 ttl=64 time=80.0 ms
64 bytes from 10.0.0.2: icmp_seq=3 ttl=64 time=80.0 ms
--- 10.0.0.2 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 203ms
rtt min/avg/max/mdev = 80.030/106.719/160.095/37.742 ms, pipe 2
2025-03-26 13:40:56.090815 left System: /usr/bin/sysctl -w net.ipv4.tcp_ecn=0
2025-03-26 13:40:56.091833 left System: net.ipv4.tcp_ecn = 0
2025-03-26 13:40:56.091893 left System: /usr/bin/modprobe tcp_bbr
2025-03-26 13:40:56.094432 right System: /usr/bin/tcpdump -i right.l -s 128 -w -
2025-03-26 13:40:56.094955 left System: /usr/bin/tcpdump -i left.r -s 128 -w -
2025-03-26 13:41:36.133469 mid System: /usr/bin/tc class change dev mid.r parent 1: classid 1:1 htb rate 10mbit quantum 1514
2025-03-26 13:42:16.174163 mid System: /usr/bin/tc class change dev mid.r parent 1: classid 1:1 htb rate 50mbit quantum 1514
2025-03-26 13:42:58.760649 antler launch.mid: /usr/bin/ip netns del mid
2025-03-26 13:42:58.771514 right System: ⏎
tcpdump: listening on right.l, link-type EN10MB (Ethernet), snapshot length 128 bytes
560926 packets captured
560926 packets received by filter
0 packets dropped by kernel
2025-03-26 13:42:58.771555 right System: exited: /usr/bin/tcpdump -i right.l -s 128 -w -
2025-03-26 13:42:58.779558 left System: ⏎
tcpdump: listening on left.r, link-type EN10MB (Ethernet), snapshot length 128 bytes
561944 packets captured
562013 packets received by filter
0 packets dropped by kernel
2025-03-26 13:42:58.779608 left System: exited: /usr/bin/tcpdump -i left.r -s 128 -w -
2025-03-26 13:42:58.891286 antler launch.right: /usr/bin/ip netns del right
2025-03-26 13:42:58.898610 antler launch.left: /usr/bin/ip netns del left
2025-03-26 13:42:58.899521 antler launch.left: removing /tmp/antler-1561521354/antler-node-linux-amd64
2025-03-26 13:42:58.900206 antler launch.left: removing /tmp/antler-1561521354