memtest QEMU 0.9.1 testing on CentOS 6.6 via the Phoronix Test Suite. 001: Processor: QEMU Virtual 0.9.1 @ 2.39GHz (2 Cores), Motherboard: Red Hat KVM, Chipset: Red Hat Virtio, Memory: 1 x 1024 MB RAM, Disk: 31GB QEMU HDD, Graphics: Cirrus Logic GD 5446, Network: Realtek RTL-8100/8101L/8139 OS: CentOS 6.6, Kernel: 2.6.32-358.el6.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: ext4, System Layer: QEMU 0.9.1 RAMspeed SMP 3.5.0 Integer Add MB/s > Higher Is Better 001 . 11562.25 |=============================================================== RAMspeed SMP 3.5.0 Integer Copy MB/s > Higher Is Better 001 . 11636.24 |=============================================================== RAMspeed SMP 3.5.0 Integer Scale MB/s > Higher Is Better 001 . 11587.69 |=============================================================== RAMspeed SMP 3.5.0 Floating-Point Add MB/s > Higher Is Better 001 . 11863.85 |=============================================================== CacheBench Read Cache MB/s > Higher Is Better 001 . 2056.08 |================================================================ CacheBench Write Cache MB/s > Higher Is Better 001 . 6805.97 |================================================================