On 21/11/12 10:01, Lukas Jirkovsky wrote: > On 20 November 2012 19:34, Steve P. <public@xxxxxxxxxxxxxxxxx> wrote: >> Hi >> >> This is my first posting so bear with me. >> >> I am trying to get qemu-kvm to work inside Virtualbox, but when I try to >> #modprobe the kvm-intel or kvm_intel module, it errors stating that >> operation is not permitted. >> >> Is qemu known to run inside virtualbox? The host hardware is an i7 that >> supports hardware virtualization fine. >> >> I have qemu running natively on the same box so it is confusing, but want >> to use VB also. >> >> Thanks in advance. > > That can't work, because you don't have access to the HW > virtualization from the guest. > > That's because CPU virtualization is basically nothing more than an > additional CPU ring (ring-1) where the guest runs. To allow guests in > guests in guests... there would have to be recursion in the HW itself > (which I dare to say is impossible, there will always be a limit). > > Lukas > It can work. KVM supports nested support for their virtual machines which make it possible to run VirtualBox inside a KVM Guest. You will need VMX for it to work ( or the AMD counterpart ) and i don't think virtualbox supports this feature. http://networkstatic.net/nested-kvm-hypervisor-support/
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