https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/configuring_and_managing_virtualization/creating-nested-virtual-machines_configuring-and-managing-virtualization#creating-a-nested-virtual-machine-on-amd_creating-nested-virtual-machines Best Regards,Strahil Nikolov On Thu, Feb 3, 2022 at 10:53, Richard W.M. Jones<rjo...@redhat.com> wrote: On Thu, Feb 03, 2022 at 06:08:55AM +0000, Strahil Nikolov wrote: > Host-passthrough & nested virtualization are mandatory.
Yes indeed. I don't know if I missed this in the docs, but it wasn't obvious. However using host-passthrough fixed it. Rich. > Best Regards, > Strahil Nikolov > > > On Wed, Feb 2, 2022 at 18:54, Richard W.M. Jones > <rjo...@redhat.com> wrote: > On Wed, Feb 02, 2022 at 05:42:33PM +0200, Juhani Rautiainen wrote: > > Hi! > > > > Maybe you have to modify qemu VM CPU settings? I mean that usually if > > you don't see the svm flag on AMD CPU, virtualization is not > > available. This page suggests changes to qemu CPU model: > > https://techviewleo.com/how-to-enable-nested-virtualization-on-kvm-qemu/ > > > > I think that the "host-passthrough" setting should let all the CPU > > flags go through to the VM > > (https://wiki.openstack.org/wiki/LibvirtXMLCPUModel). > > Yes, thank you, you are absolutely right. > > I had the CPU model set to "host-model" (where libvirt tries to create > a model approximating the host). Changing it to "host-passthrough" > (ie. same as qemu -cpu host) fixed it and allowed me to install oVirt > node in the guest and activate it. > > Rich. > > -- > Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/ > ~rjones > Read my programming and virtualization blog: http://rwmj.wordpress.com > virt-df lists disk usage of guests without needing to install any > software inside the virtual machine. Supports Linux and Windows. > http://people.redhat.com/~rjones/virt-df/ > > _______________________________________________ > Users mailing list -- users@ovirt.org > To unsubscribe send an email to users-le...@ovirt.org > Privacy Statement: https://www.ovirt.org/privacy-policy.html > oVirt Code of Conduct: https://www.ovirt.org/community/about/ > community-guidelines/ > List Archives: > https://lists.ovirt.org/archives/list/users@ovirt.org/message/ > W4434OIVOGS2KCGVISROD6Y7JPLP6MNS/ > > -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com virt-builder quickly builds VMs from scratch http://libguestfs.org/virt-builder.1.html _______________________________________________ Users mailing list -- users@ovirt.org To unsubscribe send an email to users-le...@ovirt.org Privacy Statement: https://www.ovirt.org/privacy-policy.html oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ List Archives: https://lists.ovirt.org/archives/list/users@ovirt.org/message/FIR2NPU2FVCNMXVJSEJ27I3ONPVWTB7K/
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