StreamJmicro Xen HVM domU 4.2.amazon testing on Ubuntu 14.04 via the Phoronix Test Suite. StreamJmicroTest: Processor: Intel Xeon E5-2676 v3 @ 2.40GHz (1 Core), Motherboard: Xen HVM domU, Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 16GB, Graphics: Cirrus Logic GD 5446 OS: Ubuntu 14.04, Kernel: 3.13.0-147-generic (x86_64), Compiler: GCC 4.8, File-System: ext4, System Layer: Xen HVM domU 4.2.amazon Stream 2013-01-17 Type: Copy MB/s > Higher Is Better StreamJmicroTest . 10952.98 |================================================== Stream 2013-01-17 Type: Scale MB/s > Higher Is Better StreamJmicroTest . 10754.81 |================================================== Stream 2013-01-17 Type: Triad MB/s > Higher Is Better StreamJmicroTest . 12072.34 |================================================== Stream 2013-01-17 Type: Add MB/s > Higher Is Better StreamJmicroTest . 11910.79 |==================================================