On Wed, May 8, 2019 at 9:30 AM Jeremy Stanley <fungi at yuggoth.org> wrote: > Long shot, but since you just need the feature provided and not the > performance it usually implies, are there maybe any open source > emulators which provide the same instruction set for conformance > testing purposes? Something like that exists for network cards. It's called netdevsim [1], and it's been mentioned in the SRIOV live migration spec [2]. However to my knowledge nothing like that exists for GPUs. [1] https://www.phoronix.com/scan.php?page=news_item&px=Linux-4.16-Networking [2] https://specs.openstack.org/openstack/nova-specs/specs/train/approved/libvirt-neutron-sriov-livemigration.html#testing