Script started on Wed 19 Oct 2011 04:59:36 PM EDT
root@sphinx:/home/cg2v# perl testns.pl 
Parent: Start container
Parent: Container started pid 2605
Child: starting
Child: container starting
34: vethr: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
35: vethl: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN qlen 1000
    inet 10.99.99.1/24 scope global vethl
Parent: running ip link set vethr netns 2605
35: vethl: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN qlen 1000
    inet 10.99.99.1/24 scope global vethl
Parent: Moved vethr, parent pinging child
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
Child: setting ip addresses
34: vethr: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    link/ether fa:ff:aa:ff:9b:69 brd ff:ff:ff:ff:ff:ff
36: lo: <LOOPBACK> mtu 16436 qdisc noop state DOWN 
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
Child: pinging parent and running conntrack
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
64 bytes from 10.99.99.2: icmp_req=1 ttl=64 time=0.040 ms

--- 10.99.99.2 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.040/0.040/0.040/0.000 ms
From 10.99.99.1 icmp_seq=1 Destination Host Unreachable
From 10.99.99.1 icmp_seq=2 Destination Host Unreachable
From 10.99.99.1 icmp_seq=3 Destination Host Unreachable
64 bytes from 10.99.99.2: icmp_req=4 ttl=64 time=19.9 ms
icmp     1 29 src=10.99.99.1 dst=10.99.99.2 type=8 code=0 id=2615 src=10.99.99.2 dst=10.99.99.1 type=0 code=0 id=2615 mark=0 use=1
icmp     1 29 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2632 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2632 mark=0 use=1
conntrack v0.9.14 (conntrack-tools): 2 flow entries have been shown.
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
64 bytes from 10.99.99.2: icmp_req=1 ttl=64 time=0.016 ms

--- 10.99.99.2 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.016/0.016/0.016/0.000 ms
64 bytes from 10.99.99.2: icmp_req=5 ttl=64 time=0.017 ms

--- 10.99.99.2 ping statistics ---
5 packets transmitted, 2 received, +3 errors, 60% packet loss, time 4007ms
rtt min/avg/max/mdev = 0.017/9.989/19.962/9.973 ms, pipe 3
Parent: Moved vethr, ping done
icmp     1 28 src=10.99.99.1 dst=10.99.99.2 type=8 code=0 id=2615 src=10.99.99.2 dst=10.99.99.1 type=0 code=0 id=2615 mark=0 use=1
icmp     1 29 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2634 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2634 mark=0 use=1
icmp     1 28 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2632 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2632 mark=0 use=1
conntrack v0.9.14 (conntrack-tools): 3 flow entries have been shown.
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
64 bytes from 10.99.99.2: icmp_req=1 ttl=64 time=0.016 ms

--- 10.99.99.2 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.016/0.016/0.016/0.000 ms
icmp     1 28 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2636 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2636 mark=0 use=1
icmp     1 27 src=10.99.99.1 dst=10.99.99.2 type=8 code=0 id=2615 src=10.99.99.2 dst=10.99.99.1 type=0 code=0 id=2615 mark=0 use=1
icmp     1 27 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2634 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2634 mark=0 use=1
icmp     1 26 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2632 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2632 mark=0 use=1
conntrack v0.9.14 (conntrack-tools): 4 flow entries have been shown.
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
64 bytes from 10.99.99.2: icmp_req=1 ttl=64 time=0.017 ms

--- 10.99.99.2 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.017/0.017/0.017/0.000 ms
RTNETLINK answers: File exists
RTNETLINK answers: File exists
Parent: Start container
Parent: Container started pid 2643
Child: starting
Child: container starting
35: vethl: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    inet 10.99.99.1/24 scope global vethl
Parent: running ip link set vethr netns 2643
Cannot find device "vethr"
WARNING!: ip link netns failed
Parent: Moved vethr, parent pinging child
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
Child: setting ip addresses
Cannot find device "vethr"
37: lo: <LOOPBACK> mtu 16436 qdisc noop state DOWN 
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
Cannot find device "vethr"
Child: pinging parent and running conntrack
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable

--- 10.99.99.2 ping statistics ---
5 packets transmitted, 0 received, 100% packet loss, time 4004ms

Parent: Moved vethr, ping done
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
Parent: Start container
Parent: Container started pid 2716
Child: starting
Child: container starting
38: vethr: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
39: vethl: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN qlen 1000
    inet 10.99.99.1/24 scope global vethl
Parent: running ip link set vethr netns 2716
39: vethl: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN qlen 1000
    inet 10.99.99.1/24 scope global vethl
Parent: Moved vethr, parent pinging child
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
Child: setting ip addresses
38: vethr: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    link/ether c6:ae:c6:1e:e7:4a brd ff:ff:ff:ff:ff:ff
40: lo: <LOOPBACK> mtu 16436 qdisc noop state DOWN 
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
Child: pinging parent and running conntrack
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
64 bytes from 10.99.99.2: icmp_req=1 ttl=64 time=0.037 ms

--- 10.99.99.2 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.037/0.037/0.037/0.000 ms
From 10.99.99.1 icmp_seq=1 Destination Host Unreachable
From 10.99.99.1 icmp_seq=2 Destination Host Unreachable
From 10.99.99.1 icmp_seq=3 Destination Host Unreachable
64 bytes from 10.99.99.2: icmp_req=4 ttl=64 time=9.96 ms
icmp     1 29 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2741 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2741 mark=0 use=1
icmp     1 29 src=10.99.99.1 dst=10.99.99.2 type=8 code=0 id=2724 src=10.99.99.2 dst=10.99.99.1 type=0 code=0 id=2724 mark=0 use=1
conntrack v0.9.14 (conntrack-tools): 2 flow entries have been shown.
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
64 bytes from 10.99.99.2: icmp_req=1 ttl=64 time=0.015 ms

--- 10.99.99.2 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.015/0.015/0.015/0.000 ms
64 bytes from 10.99.99.2: icmp_req=5 ttl=64 time=0.017 ms

--- 10.99.99.2 ping statistics ---
5 packets transmitted, 2 received, +3 errors, 60% packet loss, time 4007ms
rtt min/avg/max/mdev = 0.017/4.991/9.966/4.975 ms, pipe 3
Parent: Moved vethr, ping done
icmp     1 29 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2743 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2743 mark=0 use=1
icmp     1 28 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2741 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2741 mark=0 use=1
icmp     1 28 src=10.99.99.1 dst=10.99.99.2 type=8 code=0 id=2724 src=10.99.99.2 dst=10.99.99.1 type=0 code=0 id=2724 mark=0 use=1
conntrack v0.9.14 (conntrack-tools): 3 flow entries have been shown.
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
64 bytes from 10.99.99.2: icmp_req=1 ttl=64 time=0.015 ms

--- 10.99.99.2 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.015/0.015/0.015/0.000 ms
icmp     1 29 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2745 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2745 mark=0 use=1
icmp     1 28 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2743 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2743 mark=0 use=1
icmp     1 27 src=10.99.99.2 dst=10.99.99.2 type=8 code=0 id=2741 src=10.99.99.2 dst=10.99.99.2 type=0 code=0 id=2741 mark=0 use=1
icmp     1 27 src=10.99.99.1 dst=10.99.99.2 type=8 code=0 id=2724 src=10.99.99.2 dst=10.99.99.1 type=0 code=0 id=2724 mark=0 use=1
conntrack v0.9.14 (conntrack-tools): 4 flow entries have been shown.
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
64 bytes from 10.99.99.2: icmp_req=1 ttl=64 time=0.014 ms

--- 10.99.99.2 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.014/0.014/0.014/0.000 ms
RTNETLINK answers: File exists
RTNETLINK answers: File exists
Parent: Start container
Parent: Container started pid 2752
Child: starting
Child: container starting
39: vethl: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    inet 10.99.99.1/24 scope global vethl
Parent: running ip link set vethr netns 2752
Cannot find device "vethr"
WARNING!: ip link netns failed
Parent: Moved vethr, parent pinging child
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
Child: setting ip addresses
Cannot find device "vethr"
41: lo: <LOOPBACK> mtu 16436 qdisc noop state DOWN 
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
Cannot find device "vethr"
Child: pinging parent and running conntrack
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable

--- 10.99.99.2 ping statistics ---
5 packets transmitted, 0 received, 100% packet loss, time 4004ms

Parent: Moved vethr, ping done
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
conntrack v0.9.14 (conntrack-tools): 0 flow entries have been shown.
connect: Network is unreachable
Parent: Start container
Parent: Container started pid 2826
Child: starting
Child: container starting
42: vethr: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
43: vethl: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN qlen 1000
    inet 10.99.99.1/24 scope global vethl
Parent: running ip link set vethr netns 2826
43: vethl: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN qlen 1000
    inet 10.99.99.1/24 scope global vethl
Parent: Moved vethr, parent pinging child
PING 10.99.99.2 (10.99.99.2) 56(84) bytes of data.
^C
--- 10.99.99.2 ping statistics ---
2 packets transmitted, 0 received, 100% packet loss, time 1005ms

Parent: Moved vethr, ping done
^C
Script done on Wed 19 Oct 2011 05:00:45 PM EDT