On Mon, 2015-01-26 at 16:46 +0800, Xuekun Hu wrote: > Hi, All > > Is there a limit for number of PCI pass-through devices in KVM? For > Legacy PCI device assignement or VFIO pass-through method? There's no enforced limit, but the usable limit is related to the number of KVM memory slots available. Each PCI BAR uses a memory slot (sometimes two). If memory slots are exhausted, the the VM aborts. Thanks, Alex -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html