memory-test2 KVM testing on Ubuntu 15.10 via the Phoronix Test Suite. 16384 MB RAM QEMU: Processor: 8 x Intel Xeon E312xx (Sandy Bridge) @ 2.29GHz (8 Cores), Motherboard: OpenStack Foundation Nova v2015.1.3, Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 16384 MB RAM QEMU, Disk: 98GB, Graphics: Cirrus Logic GD 5446, Network: Red Hat Virtio device OS: Ubuntu 15.10, Kernel: 4.2.0-34-generic (x86_64), Compiler: GCC 5.2.1 20151010, File-System: ext4, System Layer: KVM RAMspeed SMP 3.5.0 Integer Add MB/s > Higher Is Better 16384 MB RAM QEMU . 19313.99 |================================================= RAMspeed SMP 3.5.0 Integer Copy MB/s > Higher Is Better 16384 MB RAM QEMU . 18979.39 |================================================= RAMspeed SMP 3.5.0 Integer Scale MB/s > Higher Is Better 16384 MB RAM QEMU . 19345.09 |================================================= RAMspeed SMP 3.5.0 Floating-Point Add MB/s > Higher Is Better 16384 MB RAM QEMU . 16917.98 |================================================= Stream 2013-01-17 Add MB/s > Higher Is Better 16384 MB RAM QEMU . 46632.23 |================================================= Stream 2013-01-17 Copy MB/s > Higher Is Better 16384 MB RAM QEMU . 56084.93 |================================================= Stream 2013-01-17 Scale MB/s > Higher Is Better 16384 MB RAM QEMU . 42085.83 |=================================================