ramspeed3 KVM testing on CentOS 7.2.1511 via the Phoronix Test Suite. 8192 MB RAM QEMU: Processor: Intel Xeon E5-2682 v4 @ 2.50GHz (4 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Memory: 1 x 8192 MB RAM QEMU, Disk: 40GB OS: CentOS 7.2.1511, Kernel: 3.10.0-327.36.3.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM RAMspeed SMP 3.5.0 Type: Add - Benchmark: Integer MB/s > Higher Is Better 8192 MB RAM QEMU . 15369.84 |================================================== RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Integer MB/s > Higher Is Better 8192 MB RAM QEMU . 15100.90 |================================================== RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Integer MB/s > Higher Is Better 8192 MB RAM QEMU . 15306.29 |================================================== RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Integer MB/s > Higher Is Better 8192 MB RAM QEMU . 15520.52 |================================================== RAMspeed SMP 3.5.0 Type: Average - Benchmark: Integer MB/s > Higher Is Better 8192 MB RAM QEMU . 15402.87 |================================================== RAMspeed SMP 3.5.0 Type: Add - Benchmark: Floating Point MB/s > Higher Is Better 8192 MB RAM QEMU . 14700.89 |================================================== RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Floating Point MB/s > Higher Is Better 8192 MB RAM QEMU . 11920.99 |================================================== RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Floating Point MB/s > Higher Is Better 8192 MB RAM QEMU . 11750.81 |================================================== RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Floating Point MB/s > Higher Is Better 8192 MB RAM QEMU . 14551.08 |================================================== RAMspeed SMP 3.5.0 Type: Average - Benchmark: Floating Point MB/s > Higher Is Better 8192 MB RAM QEMU . 13543.60 |==================================================