hdd bench simply aio-stress valcyrie: Processor: Intel Core i7-3770 @ 4.10GHz (8 Cores), Motherboard: ASUS P8Z77-V LX, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 31744MB, Disk: 2 x 1000GB Western Digital WD10EZEX-08M, Graphics: Intel HD 4000 (1150MHz), Audio: Realtek ALC887-VD, Monitor: S24C450, Network: Realtek RTL8111/8168/8411 OS: CentOS Linux 7.0.1406, Kernel: 3.10.0-123.6.3.el7.x86_64 (x86_64), Desktop: GNOME Shell 3.8.4, Display Server: X Server 1.15.0, Display Driver: intel 2.21.15, OpenGL: 3.1 Mesa 9.2.5, Compiler: GCC 4.8.2 20140120, File-System: xfs, Screen Resolution: 1920x1200 AIO-Stress 0.21 Test: Random Write MB/s > Higher Is Better valcyrie . 3463.77 |===========================================================