[  489.954291] netdevsim netdevsim389 eni389np1: renamed from eth0
[  489.954580] netdevsim netdevsim579 eni579np1: renamed from eth1
[  490.032094] Could not find device with ifindex 2000 in netnsfd 11
[  490.032182] Could not find netns with fd: 2000
[  490.032226] Cannot link a netdevsim to itself
[  490.032285] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).