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Nested virtualization & PCI pass-through

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A look at how to test virtualized environments without hardware

Publié dans : Logiciels
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Nested virtualization & PCI pass-through

  1. 1. Nested virtualization & PCI pass-through 1
  2. 2. 2
  3. 3. What is it 3
  4. 4. Whyyyy Test virtualized environments without hardware - 100s of hypervisors without 100s of physical servers - API, test automation, dynamic environment 4
  5. 5. Hosts BIOS settings, VT-d, VMCS shadow kernel params: intel_iommu=on iommu=pt pci=realloc Libvirt/qemu/KVM - /etc/modprobe.d/kvm.conf options kvm-intel nested=1 options kvm-intel enable_shadow_vmcs=1 https://software.intel.com/en-us/blogs/2014/12/12/enabling-virtual-machine- control-structure-shadowing-on-a-nested-virtual-machine https://access.redhat.com/documentation/en- us/red_hat_enterprise_linux/5/html/virtualization/chap-virtualization- pci_passthrough https://access.redhat.com/documentation/en- us/red_hat_enterprise_linux/7/html/virtualization_deployment_and_administration _guide/chap-guest_virtual_machine_device_configuration
  6. 6. OpenNebula http://mars/#hosts-tab/0 http://mars/#templates-tab/3 /var/lib/one/remotes/etc/im/kvm-probes.d/pci.conf device filter
  7. 7. OpenNebula https://github.com/OpenNebula/addon- storpool/blob/master/docs/advanced_configuration. md#vms-domain-xml-tweaking /var/lib/one/remotes/vmm/kvm/deploy-tweaks.d - hostdev to interface hostdev
  8. 8. Boyan Krosnov StorPool Storage bk@storpool.com www.storpool.com @storpool We are hiring! 8
  9. 9. Boyan Krosnov StorPool Storage bk@storpool.com www.storpool.com @storpool Thank you 9

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