Il 08/08/2012 17:21, Stefan Priebe ha scritto: > Hello list, > > i wanted to start using virtio-scsi instead of virtio-blk, cause it > offers the possibility to use discard / trim support. > > Kernel: 3.5.0 on host and guest > Qemu-kvm: 1.1.1 stable > > But i'm not seeing the same or nearly the same speed:
1) How did you start the guest? Did you use cache=none? 2) Please try the latest qemu-kvm release. 1.1 didn't use ioeventfd for virtio-scsi by mistake. Paolo
