Post-Installation

Post Installation

1. change your enterprise repos to community repos

1. run apt-get update && apt-get dist-upgrade to get your apt files up and synced.

Packages

1. Install apt packages

numactl
vim

Testing

1. To test numa archetecture use

numactl --hardware | grep "spaceavailable" 

Host Config (GPU PASSTHROUGH)

The gpu passthrough is recommended to be done before installing in any vm, which required gpu compute.

Grub Configs

GRUB_CMDLINE_LINUX_DEFAULT="quiet amd_iommu=on iommu=pt"

then

update-grub

Blacklisting Modules

edit /etc/modules

vfio
vfio_iommu_type1
vfio_pci
vfio_virqfd

then run this to verify

dmesg | grep -e DMAR -e IMOMMU -e AMD-VI

IOMMU intrupt remapping

run

echo "options vfio_iommu_type1 allow_unsafe_interrupts=1" > /etc/modprobe.d/iommu_unsafe_interrupts.conf
echo "options kvm ignore_msrs=1" > /etc/modprobe.d/kvm.conf

Blacklisting Nvidia

echo "blacklist nouveau" >> /etc/modprobe.d/blacklist.conf
echo "blacklist nvidia" >> /etc/modprobe.d/blacklist.conf

Adding gpu to vfio

lspci -v

lspci -n -s 26:00

echo "options vfio-pci ids=10de:1e89,10de:10f8,10de:1ad8,10de:1ad9 disable_vga=1"> /etc/modprobe.d/vfio.conf

update-initramfs -u