[libvirt] Qemu text monitor

Jim Fehlig jfehlig at suse.com
Tue Jan 31 22:31:37 UTC 2012


Shradha Shah wrote:
> Hello All,
>
> I am currently working with libvirt on RHEL6.2. There are a few points I have noticed regarding the QEMU monitor.
>
> When I hotplug a device into the guest, the Qemu text monitor receives a device_add command and adds the device to its current devices list (I found this list via the qemu-monitor-command "info pci"). When I hot-unplug the device from the guest, the Qemu text monitor receives the device_del command but does not remove the device from its current devices list (qemu-monitor-command "info pci" still shows the device).
>
> The result of this is that the next hotplug of the device fails giving an error "Duplicate id".
>
> I was wondering if any of you have hit this issue before or know about any qemu-monitor bugs I may not be aware of?
>   

I had noticed this behavior as well with some of my SLES guests, but in
my case was due to acpiphp module not being loaded in the guests.

Regards,
Jim




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