ubuntu-quantal-kvm-io QEMU 1.2.0 testing on Ubuntu 12.10 via the Phoronix Test Suite. ubuntu-quantal-kvm-intel-io: Processor: QEMU Virtual 1.2.0 @ 2.59GHz (1 Core), Motherboard: Bochs, Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 3GB, Graphics: Cirrus Logic GD 5446, Audio: Generic 1af4 ID 21, Network: Red Hat Virtio device OS: Ubuntu 12.10, Kernel: 3.5.0-17-generic (x86_64), File-System: ext4, Screen Resolution: 800x600, System Layer: QEMU 1.2.0 IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better ubuntu-quantal-kvm-intel-io . 1122.94 |======================================== IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better ubuntu-quantal-kvm-intel-io . 271.85 |=========================================