[Bug 1748958] Re: Netplan does not allow greater that 8 nics to be configured

[Launchpad Bug Tracker]

[Expired for nplan (Ubuntu) because there has been no activity for 60
days.]

** Changed in: nplan (Ubuntu)
       Status: Incomplete => Expired

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Title:
  Netplan does not allow greater that 8 nics to be configured

Status in nplan package in Ubuntu:
  Expired

Bug description:
  there is no crash or app report available 
  when you try to configure more than 8 nics netplan gives the following error and only configures the first 8

  DEBUG:netplan generated networkd configuration exists, restarting networkd
  DEBUG:no netplan generated NM configuration exists
  DEBUG:device enp0s17 operstate is up, not replugging
  DEBUG:netplan triggering .link rules for enp0s17
  DEBUG:device enp0s8 operstate is up, not replugging
  DEBUG:netplan triggering .link rules for enp0s8
  DEBUG:device enp0s18 operstate is up, not replugging
  DEBUG:netplan triggering .link rules for enp0s18
  DEBUG:device enp0s16 operstate is up, not replugging
  DEBUG:netplan triggering .link rules for enp0s16
  DEBUG:device enp0s9 operstate is up, not replugging
  DEBUG:netplan triggering .link rules for enp0s9
  DEBUG:device lo operstate is unknown, not replugging
  DEBUG:netplan triggering .link rules for lo
  DEBUG:device enp0s10 operstate is up, not replugging
  DEBUG:netplan triggering .link rules for enp0s10
  DEBUG:device enp0s3 operstate is up, not replugging
  DEBUG:netplan triggering .link rules for enp0s3
  DEBUG:replug enp2s0: unbinding 0000:02:00.0 from /sys/bus/pci/drivers/e1000
  DEBUG:replug enp2s0: rebinding 0000:02:00.0 to /sys/bus/pci/drivers/e1000
  DEBUG:device enp0s19 operstate is up, not replugging

  looking in the drivers directory you can see ni9 is on a different address
  # ls -als /sys/bus/pci/drivers/e1000
  total 0
  0 drwxr-xr-x  2 root root    0 Jan 27 13:12 .
  0 drwxr-xr-x 27 root root    0 Jan 27 13:02 ..
  0 lrwxrwxrwx  1 root root    0 Jan 27 13:11 0000:00:03.0 -> ../../../../devices/pci0000:00/0000:00:03.0
  0 lrwxrwxrwx  1 root root    0 Jan 27 13:11 0000:00:08.0 -> ../../../../devices/pci0000:00/0000:00:08.0
  0 lrwxrwxrwx  1 root root    0 Jan 27 13:11 0000:00:09.0 -> ../../../../devices/pci0000:00/0000:00:09.0
  0 lrwxrwxrwx  1 root root    0 Jan 27 13:11 0000:00:0a.0 -> ../../../../devices/pci0000:00/0000:00:0a.0
  0 lrwxrwxrwx  1 root root    0 Jan 27 13:11 0000:00:10.0 -> ../../../../devices/pci0000:00/0000:00:10.0
  0 lrwxrwxrwx  1 root root    0 Jan 27 13:11 0000:00:11.0 -> ../../../../devices/pci0000:00/0000:00:11.0
  0 lrwxrwxrwx  1 root root    0 Jan 27 13:11 0000:00:12.0 -> ../../../../devices/pci0000:00/0000:00:12.0
  0 lrwxrwxrwx  1 root root    0 Jan 27 13:11 0000:00:13.0 -> ../../../../devices/pci0000:00/0000:00:13.0
  0 lrwxrwxrwx  1 root root    0 Jan 27 13:11 0000:02:00.0 -> ../../../../devices/pci0000:00/0000:00:19.0/0000:02:00.0

  This has been found in ALpha 1 & 2 for desktop and Alpha 2 for server.
  if the 9th nic is bought up manually using ifconfig it works


  my netlan config file
  # This file describes the network interfaces available on your system# For more information, see netplan(5).
  network:
   version: 2
   renderer: networkd
   ethernets:
     enp0s3:
       dhcp4: no
       dhcp6: no
       addresses: [192.168.0.3/24]
       gateway4: 192.168.0.1
       nameservers:
           addresses: [dnsserver1,dnsserver2]
     enp0s8:
       dhcp4: no
       dhcp6: no
       addresses: [192.168.1.3/24]
       gateway4: 192.168.1.1
       nameservers:
           addresses: [dnsserver1,dnsserver2]
     enp0s9:
       dhcp4: no
       dhcp6: no
       addresses: [192.168.2.3/24]
       nameservers:
           addresses: [dnsserver1,dnsserver2]
     enp0s10:
       dhcp4: no
       dhcp6: no
       addresses: [192.168.3.3/24]
       nameservers:
           addresses: [dnsserver1,dnsserver2]
     enp0s16:
       dhcp4: no
       dhcp6: no
       addresses: [192.168.4.3/24]
       nameservers:
           addresses: [dnsserver1,dnsserver2]
     enp0s17:
       dhcp4: no
       dhcp6: no
       addresses: [192.168.5.3/24]
       nameservers:
           addresses: [dnsserver1,dnsserver2]
     enp0s18:
       dhcp4: no
       dhcp6: no
       addresses: [192.168.6.3/24]
       nameservers:
           addresses: [dnsserver1,dnsserver2]
     enp0s19:
       dhcp4: no
       dhcp6: no
       addresses: [192.168.7.3/24]
       nameservers:
           addresses: [dnsserver1,dnsserver2]
     enp2s0:
       dhcp4: no
       dhcp6: no
       addresses: [192.168.8.3/24]
       nameservers:
           addresses: [dnsserver1,dnsserver2]

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