Running VirtualBox guests parallel to KVM QEMU

Discussions related to using VirtualBox on Linux hosts.
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didiko
Posts: 7
Joined: 10. Jul 2020, 20:49
Primary OS: MS Windows 10
VBox Version: VirtualBox+Oracle ExtPack
Guest OSses: Linux, Windows

Running VirtualBox guests parallel to KVM QEMU

Post by didiko »

Hi,
I have a Windows guest on KVM and I'd like to be able to run my VirtualBox guests at the same time, I tried to change the acceleration to KVM but it fails on device is busy.
Is there a configuration that will allow sharing of the KVM engine?
If there isn't is there a technical reason why not?
Just because if this does not exist, I may want to try to add that feature.
towo2099
Volunteer
Posts: 364
Joined: 18. Aug 2014, 21:53
Primary OS: Debian Sid
VBox Version: VirtualBox+Oracle ExtPack
Guest OSses: Android, Linux

Re: Running VirtualBox guests parallel to KVM QEMU

Post by towo2099 »

Is there a configuration that will allow sharing of the KVM engine?
No.
If there isn't is there a technical reason why not
?
I would oracle, there is.
Just because if this does not exist, I may want to try to add that feature.
You want what? Add that feature to the vbox sourcecode?
didiko
Posts: 7
Joined: 10. Jul 2020, 20:49
Primary OS: MS Windows 10
VBox Version: VirtualBox+Oracle ExtPack
Guest OSses: Linux, Windows

Re: Running VirtualBox guests parallel to KVM QEMU

Post by didiko »

Thanks for the quick reply!
towo2099 wrote:
If there isn't is there a technical reason why not
?
I would oracle, there is.
What does this mean?
Just because if this does not exist, I may want to try to add that feature.
You want what? Add that feature to the vbox sourcecode?
Yes, that sounds feasible for my experience.
scottgus1
Site Moderator
Posts: 20945
Joined: 30. Dec 2009, 20:14
Primary OS: MS Windows 10
VBox Version: VirtualBox+Oracle ExtPack
Guest OSses: Windows, Linux

Re: Running VirtualBox guests parallel to KVM QEMU

Post by scottgus1 »

Most of us here are just users, the devs are too busy to browse the forum. Unfortunately, the devs are the only ones who would know if it were possible to run Virtualbox on top of KVM. They're already trying to run Virtualbox on top of Windows Hyper-V, and that's not all there yet.

Development gets driven by the paying Oracle customers, or by user-contributed code. If you have the IDE moxie to rewire Virtualbox so it will work under KVM, I'm sure the devs would be interested.
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