On Thu, Aug 01, 2013 at 04:08:57PM +0300, Marcel Apfelbaum wrote: > Hi, > > The problem with pvpanic being an internal device is that VMs running > operating systems without a driver for this device will have problems > when qemu will be upgraded (from qemu without this pvpanic). > > The outcome may be, for example: in Windows(let's say XP) the Device manager > will open a "new device" wizard and the device will appear as an unrecognized > device. > Now what will happen on a cluster with hundreds of such VMs? If that cluster > has a health > monitoring service it may show all the VMs in a "not healthy" state. > > My point is that a device that requires a driver that is not "inbox", should > not > be present by default. > One possible solution is to add it manually with -device from command line. > > Any thoughts? > Marcel
Interesting. You are basically saying we should have a rule that no new builtin devices should be added without an explicit request from management interface? -- MST
