lab KVM testing on CentOS Linux 7 via the Phoronix Test Suite. lab: Processor: Common KVM @ 2.13GHz (2 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (rel-1.9.1-0-gb3ef39f-prebuilt.qemu-project.org BIOS), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 1024 MB RAM QEMU, Disk: 34GB QEMU HDD, Graphics: LLVMpipe, Network: Red Hat Virtio device OS: CentOS Linux 7, Kernel: 3.10.0-514.el7.x86_64 (x86_64), Desktop: GNOME Shell 3.14.4, Display Server: X Server 1.17.2, Display Driver: modesetting 1.17.2, OpenGL: 2.1 Mesa 11.2.2 Gallium 0.4 (LLVM 3.8 128 bits), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768, System Layer: KVM RAMspeed SMP 3.5.0 Integer Add MB/s > Higher Is Better lab . 3100.39 |================================================================ RAMspeed SMP 3.5.0 Integer Copy MB/s > Higher Is Better lab . 2862.50 |================================================================ RAMspeed SMP 3.5.0 Integer Scale MB/s > Higher Is Better lab . 2863.96 |================================================================ RAMspeed SMP 3.5.0 Floating-Point Add MB/s > Higher Is Better lab . 3340.89 |================================================================ CacheBench Read Cache MB/s > Higher Is Better lab . 1756.54 |================================================================ CacheBench Write Cache MB/s > Higher Is Better lab . 13835.19 |===============================================================