I've made "ami-614c3c0b" (HVM instance store) public early for validation. I've confirmed that the ixgbevf driver is properly identified as eth0. Its going to be few more hours as the publication continues.
ubuntu@ip-10-0-129-209:~$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 15.10 Release: 15.10 Codename: wily ubuntu@ip-10-0-129-209:~$ cat /etc/cloud/build.info build_name: server serial: 20151029 ubuntu@ip-10-0-129-209:~$ dmesg | grep ixgbe [ 1.639387] ixgbevf: Intel(R) 10 Gigabit PCI Express Virtual Function Network Driver - version 2.12.1-k [ 1.641374] ixgbevf: Copyright (c) 2009 - 2012 Intel Corporation. [ 1.660704] ixgbevf 0000:00:03.0: 12:57:b0:c0:b3:15 [ 1.661828] ixgbevf 0000:00:03.0: MAC: 1 [ 1.662849] ixgbevf 0000:00:03.0: Intel(R) 82599 Virtual Function [ 11.984847] ixgbevf 0000:00:03.0: NIC Link is Up 10 Gbps ubuntu@ip-10-0-129-209:~$ ifconfig eth0 eth0 Link encap:Ethernet HWaddr 12:57:b0:c0:b3:15 inet addr:10.0.129.209 Bcast:10.0.129.255 Mask:255.255.255.0 inet6 addr: fe80::1057:b0ff:fec0:b315/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:9001 Metric:1 RX packets:61828 errors:0 dropped:0 overruns:0 frame:0 TX packets:2853 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:92201765 (92.2 MB) TX bytes:251326 (251.3 KB) ubuntu@ip-10-0-129-209:~$ cat /proc/cmdline BOOT_IMAGE=/boot/vmlinuz-4.2.0-16-generic root=LABEL=cloudimg-rootfs net.ifnames=0 ** Summary changed: - Network is unreachable Wily ec2 c4 instance family + [SRU] Cloud Images do not bring up networking w/ certain virtual NICs due to device naming rules -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1510345 Title: [SRU] Cloud Images do not bring up networking w/ certain virtual NICs due to device naming rules To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-on-ec2/+bug/1510345/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs