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docs: kubevirt-youko - pci passthrough

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Ryan Yin
2024-07-30 10:16:43 +08:00
parent 8ffaf4e3ae
commit e2457e80aa
3 changed files with 13 additions and 3 deletions
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3
hosts/k8s/kubevirt-shoryu/default.nix
View File

@@ -50,11 +50,12 @@ in {
k3sModule k3sModule
]; ];
# https://kubevirt.io/user-guide/compute/hugepages/
boot.kernelParams = [ boot.kernelParams = [
# disable transparent hugepage(allocate hugepages dynamically) # disable transparent hugepage(allocate hugepages dynamically)
"transparent_hugepage=never" "transparent_hugepage=never"
# https://kubevirt.io/user-guide/compute/hugepages/
#
# pre-allocate hugepages manually(for kubevirt guest vms) # pre-allocate hugepages manually(for kubevirt guest vms)
# NOTE: the hugepages allocated here can not be used for other purposes! # NOTE: the hugepages allocated here can not be used for other purposes!
# so we should left some memory for the host OS # so we should left some memory for the host OS

3
hosts/k8s/kubevirt-shushou/default.nix
View File

@@ -44,11 +44,12 @@ in {
k3sModule k3sModule
]; ];
# https://kubevirt.io/user-guide/compute/hugepages/
boot.kernelParams = [ boot.kernelParams = [
# disable transparent hugepage(allocate hugepages dynamically) # disable transparent hugepage(allocate hugepages dynamically)
"transparent_hugepage=never" "transparent_hugepage=never"
# https://kubevirt.io/user-guide/compute/hugepages/
#
# pre-allocate hugepages manually(for kubevirt guest vms) # pre-allocate hugepages manually(for kubevirt guest vms)
# NOTE: the hugepages allocated here can not be used for other purposes! # NOTE: the hugepages allocated here can not be used for other purposes!
# so we should left some memory for the host OS # so we should left some memory for the host OS

10
hosts/k8s/kubevirt-youko/default.nix
View File

@@ -44,15 +44,23 @@ in {
k3sModule k3sModule
]; ];
# https://kubevirt.io/user-guide/compute/hugepages/
boot.kernelParams = [ boot.kernelParams = [
# disable transparent hugepage(allocate hugepages dynamically) # disable transparent hugepage(allocate hugepages dynamically)
"transparent_hugepage=never" "transparent_hugepage=never"
# https://kubevirt.io/user-guide/compute/hugepages/
#
# pre-allocate hugepages manually(for kubevirt guest vms) # pre-allocate hugepages manually(for kubevirt guest vms)
# NOTE: the hugepages allocated here can not be used for other purposes! # NOTE: the hugepages allocated here can not be used for other purposes!
# so we should left some memory for the host OS # so we should left some memory for the host OS
"hugepagesz=1G" "hugepagesz=1G"
"hugepages=16" "hugepages=16"
# https://kubevirt.io/user-guide/compute/host-devices/
#
# PCI passthrough
# "amd_iommu=on" # enable IOMMU
# "iommu=pt" # use passthrough mode
# "pcie_acs_override=downstream" # enable ACS override
]; ];
} }