[PVE-User] USB Passthrough doesn't work???

Dominik Csapak d.csapak at proxmox.com
Mon Sep 4 08:05:37 CEST 2017


On 09/01/2017 12:27 AM, Gilberto Nunes wrote:
> Hi
> 
> I am try use USB Passthrough in Proxmox VE 5.0 but I need to deactive and
> active it again, in order to see the USB Device inside VM.
> In the other hand, when I use
> qm set <VMID> -scsi2 /dev/sdc
> 
> I am able to add and remove the device correct, without down the VM!
> It's clear to me, that seems USB to add pendriver, for example, doesn't
> work.
> Perhaps I do something wrong!
> 

hi,

as i already wrote on August 14 
(https://pve.proxmox.com/pipermail/pve-user/2017-August/168672.html)

usb hotplug currently does not work because of some restrictions 
regarding live migration

so for now, if you want to add usb devices with our tools,
you have to power the vm off and on again



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