[PVE-User] Can I delete the hard disk of a running VM??!! Really??!! It can't be!!!

[lst_hoe02 at kwsoft.de]

Zitat von Hector Suarez Planas <hector.suarez at codesa.co.cu>:

> Greetings.
>
> I'm testing a VM with VyOS and I accidentally delete the hard disk,  
> but ¡¡¡The VM still powered on!!!. I reboot the VM and working on  
> after reboot. Where is the hard disk? Well, the qcow2 file do not  
> exist on /var/lib/vz/imaged/VMID. This thing is using a cached hard  
> disk??!! I thought I went crazy, but not.
>
> I power off the VM completely and turn on it again. Aaaaaahhh, disk  
> not found:
>
> No bootable device
>
> This bug must be fix. When VM is powered on, the hard disk or other  
> device must be locked.
>
> If someone malicious comes up to remove hard disks of our powered on  
> virtual machines, we're screwed.
>
> :(

If you try this with the Management GUI you will get a warning, if you  
do it as "root" on command line all is lost. That's Unix after all.

Regards

Andreas