ubuntu-virtio-cachenone KVM QEMU 1.5.3 testing on Ubuntu 16.04 via the Phoronix Test Suite. ubuntu-virtio-cachenone: Processor: 4 x QEMU Virtual 1.5.3 @ 2.40GHz (4 Cores), Motherboard: Red Hat KVM, Chipset: Intel 440FX- 82441FX PMC, Memory: 16384MB, Disk: 19GB, Graphics: LLVMpipe, Network: Red Hat Virtio device OS: Ubuntu 16.04, Kernel: 4.4.0-112-generic (x86_64), Desktop: Unity 7.4.0, Display Server: X Server 1.18.4, Display Driver: modesetting 1.18.4, OpenGL: 3.3 Mesa 17.0.7 Gallium 0.4, Compiler: GCC 5.4.0 20160609, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM QEMU 1.5.3 Dbench 4.0 Client Count: 6 MB/s > Higher Is Better ubuntu-virtio-cachenone . 11.78 |============================================== RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Floating Point MB/s > Higher Is Better ubuntu-virtio-cachenone . 16175.96 |=========================================== CacheBench Test: Read / Modify / Write MB/s > Higher Is Better ubuntu-virtio-cachenone . 19887.37 |=========================================== C-Ray 1.1 Total Time Seconds < Lower Is Better ubuntu-virtio-cachenone . 48.38 |============================================== Gzip Compression 2GB File Compression Seconds < Lower Is Better ubuntu-virtio-cachenone . 18.06 |==============================================