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pcie acs override

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I have somewhat of a problem which until I fix I have no access to unraid.

I was trying to fix an issue Im have with my VM and had changed the ACS override setting under "Dockers"

Rebooted, now it doesnt see my network port, its says eth0 does not exist.

 

Desperately needing help on this one.

Edited by JWMutant
adding info

Solved by SimonF

You can edit /config/domains.cfg on the flash drive to disable that, then reboot.

  • Author
4 minutes ago, JorgeB said:

You can edit /config/domains.cfg on the flash drive to disable that, then reboot.

This is what I have in that file.

 

SERVICE="enable"
IMAGE_FILE="/mnt/user/system/libvirt/libvirt.img"
IMAGE_SIZE="5"
DEBUG="no"
DOMAINDIR="/mnt/user/VMs/"
MEDIADIR="/mnt/user/isos/"
VIRTIOISO="/mnt/user/isos/virtio-win-0.1.262-2.iso"
BRNAME="virbr0"
VMSTORAGEMODE="auto"
TIMEOUT="60"
HOSTSHUTDOWN="shutdown"
WOL="enable"
CONSOLE="web"

 

Can you advise what I need to edit?

 

Regards

  • Community Expert
  • Solution
51 minutes ago, JWMutant said:

I have somewhat of a problem which until I fix I have no access to unraid.

I was trying to fix an issue Im have with my VM and had changed the ACS override setting under "Dockers"

Rebooted, now it doesnt see my network port, its says eth0 does not exist.

 

Desperately needing help on this one.

Did you mean VMs rather than dockers?

 

The ACS override creates kernel command line entries in the syslinux config.

 

You need to edit /boot/syslinux/syslinux.cfg and then reboot. Remove the pcie_acs_override bits. i.e. pcie_acs_override=downstream,multifunction may be one or two options depending on what was selected.

 

root@GUITest:~# cat /boot/syslinux/syslinux.cfg
default menu.c32
menu title Lime Technology, Inc.
prompt 0
timeout 50
label Unraid OS
  menu default
  kernel /bzimage
  append unraidlabel=UNRAIDKEY quiet intel_iommu=on nofb nomodeset video=vesafb:off,efifb:off pcie_acs_override=downstream,multifunction initrd=/bzroot
label Unraid OS GUI Mode
  kernel /bzimage
  append unraidlabel=UNRAIDKEY isolcpus=1-2,4-9 pcie_acs_override=downstream,multifunction initrd=/bzroot,/bzroot-gui
label Unraid OS Safe Mode (no plugins, no GUI)
  kernel /bzimage
  append initrd=/bzroot unraidsafemode
label Unraid OS GUI Safe Mode (no plugins)
  kernel /bzimage
  append initrd=/bzroot,/bzroot-gui unraidsafemode
label Memtest86+ (legacy)(legacy)
  kernel /memtest
label Memtest86+ (UEFI)
  kernel /memtest.efi
label Memtest86+ (legacy)(UEFI)
  kernel /memtest64.efi
label Memtest86+ (UEFI)
  kernel /memtest.efi
root@GUITest:~# 

 

  • Author

Yea I meant VM.

I worked out what I did.

I changed the pcie override from both to  downsteam which has changed what was snubbed so it looks like it snubbed my network

Edited by JWMutant

  • Community Expert
1 minute ago, JWMutant said:

Yea I meant VM.

I worked out what I did.

I changed the pcie override from both to  downsteam which has changed what was snubbed so it looks like it snubbed my network

Yes will cause pci ids to change so vfio could be on wrong id. You can edit vfio conf also, but sounds like you have fixed.

  • Author

Yes my heart is slowly starting to return to its normal Rythm

  • Community Expert
49 minutes ago, JWMutant said:

Yes my heart is slowly starting to return to its normal Rythm

Would you have a copy of cat /var/log/vfio-pci-errors suspect not as you may have rebooted again.

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