CZKMJ32 Xen 4.4.1 Hypervisor testing on Ubuntu 14.04 via the Phoronix Test Suite. RAID-50: Processor: 2 x Intel Xeon E5-2637 v2 @ 3.50GHz (16 Cores), Motherboard: Dell 0VV3F2, Chipset: Intel Xeon E7 v2/Xeon, Memory: 8 x 8192 MB DDR3-1866MHz, Disk: 585GB PERC H710P, Graphics: Matrox s G200eR2, Network: Broadcom NetXtreme BCM5720 Gigabit PCIe OS: Ubuntu 14.04, Kernel: 3.13.0-32-generic (x86_64), Compiler: GCC 4.8.2, File-System: ext4, System Layer: Xen 4.4.1 Hypervisor Dbench 4.0 Client Count: 1 MB/s > Higher Is Better RAID-50 . 126.76 |============================================================= Dbench 4.0 Client Count: 6 MB/s > Higher Is Better RAID-50 . 557.41 |============================================================= Dbench 4.0 Client Count: 12 MB/s > Higher Is Better RAID-50 . 805.87 |============================================================= Dbench 4.0 Client Count: 48 MB/s > Higher Is Better RAID-50 . 779.16 |============================================================= Dbench 4.0 Client Count: 128 MB/s > Higher Is Better RAID-50 . 710.87 |============================================================= Dbench 4.0 Client Count: 256 MB/s > Higher Is Better RAID-50 . 660.21 |=============================================================