[  110.144100][ T1171] netdevsim netdevsim399 eni399np1: renamed from eth0
[  110.154784][ T1169] netdevsim netdevsim588 eni588np1: renamed from eth1
[  113.369013][ T1163] Could not find device with ifindex 2000 in netnsfd 11
[  113.369800][ T1163] Could not find netns with fd: 2000
[  113.370424][ T1163] Cannot link a netdevsim to itself
[  113.371190][ T1163] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).