By: Rafael Folco OpenStack uses virtio driver as default model for both networking and disk devices. Virtio takes advantage of paravirtualization and enables guests to get high performance network and disk operations. However, OpenStack also supports some alternate options to enable custom models for KVM/Qemu hypervisor. In order to use custom models, KVM users can change the image_meta properties and select the desired driver. IBM PowerKVM provides support  to ibmveth and ibmvscsi drivers as an alternative to the default virtio driver.... [More]

Tags:  powerkvm spapr-vlan virtio image_meta qemu kvm ibmvscsi ibmveth openstack glance