[CentOS-virt] libvirt, xen PV, qemu-system-i386, root user
pasik at iki.fi
Sun Sep 6 10:56:21 UTC 2015
On Sun, Sep 06, 2015 at 09:08:50AM +0200, Karel Hendrych wrote:
> Hi, after migrating to libvirt/libxl according to:
> I've noticed that my Xen PV domains are being launched by
> qemu-system-i386 running under root privileges.
> I am wondering why is this? Previously no qemu process was used.
> If qemu is needed for some reason, are there any guidelines for
> non-root operation?
In general qemu is used for the following purposes:
- for certain domU disk backend types (image files), and/or if there's no blktap driver in dom0 kernel.
- domU graphical console (PVFB) VNC server, if it's enabled for the domU.
> Karel Hendrych
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