Re: memory overcomittment with sr-iov device assighment

2022-06-07 Thread Alex Nln
--- Original Message --- On Tuesday, June 7th, 2022 at 3:04 AM, Andrew Cooper wrote: > But IOMMU violations are not restartable. We can't just take an IOMMU > fault, and shuffle the guests memory, because the PCIe protocol has > timeouts. These aren't generally long enough to even send

Re: memory overcomittment with sr-iov device assighment

2022-06-07 Thread Jan Beulich
On 07.06.2022 05:59, alex.nln...@proton.me wrote: > I looked into Xen documentation and also Xen wiki and I could't find a > definitive answer if Xen supports memory over-commitment when VMs use SR-IOV > device assignment (passthrough). Memory over-commitment I mean giving VMs > more RAM than is

memory overcomittment with sr-iov device assighment

2022-06-06 Thread alex . nlnnfn
Hello list, I looked into Xen documentation and also Xen wiki and I could't find a definitive answer if Xen supports memory over-commitment when VMs use SR-IOV device assignment (passthrough). Memory over-commitment I mean giving VMs more RAM than is available in the host. I know that ESX does