[ 1212.220993][T12603] netdevsim netdevsim386 eni386np1: renamed from eth0
[ 1212.335747][T12601] netdevsim netdevsim710 eni710np1: renamed from eth1
[ 1214.710837][T12595] Could not find device with ifindex 2000 in netnsfd 11
[ 1214.711989][T12595] Could not find netns with fd: 2000
[ 1214.712874][T12595] Cannot link a netdevsim to itself
[ 1214.714052][T12595] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).