Created attachment 9063 [details]
dmesg

На борту p9 server обновлённый до упора, ядро 5.4.68-std-dev При загрузке не стартует сетевой интерфейс:
# ip a
...
2: ens18: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
    link/ether ea:0f:64:9f:cb:b0 brd ff:ff:ff:ff:ff:ff

Вот его настройки:
# cat options
BOOTPROTO=dhcp
TYPE=eth
CONFIG_WIRELESS=no
CONFIG_IPV4=yes
ONBOOT=yes
DISABLE=no

# systemctl status network
...
Dec 04 12:15:32 pyramid systemd[1]: Starting Network Connectivity...
Dec 04 12:15:32 pyramid network[2386]: Computing interface groups: .. 2 interfaces found
Dec 04 12:15:32 pyramid network[2386]: Starting group 0/virtual (1 interfaces)
Dec 04 12:15:32 pyramid network[2386]:         Starting lo:  'lo' is already up SKIPPED
Dec 04 12:15:32 pyramid network[2386]: Starting group 1/realphys (1 interfaces)
Dec 04 12:15:32 pyramid network[2386]:         Starting ens18: Cannot find device "ens18"
Dec 04 12:15:32 pyramid network[2386]: .Cannot find device "ens18"
Dec 04 12:15:32 pyramid network[2386]: ..OK
Dec 04 12:15:32 pyramid network[2386]: Processing /etc/net/vlantab: empty.
Dec 04 12:15:32 pyramid systemd[1]: Started Network Connectivity.

Выдержка из dmesg, весь dmesg во вложении
...
[    8.081183] virtio_net virtio4 ens18: renamed from eth0
...