test 1 just messing around 1: Processor: Intel Xeon E3-1225 v3 @ 3.60GHz (4 Cores), Motherboard: Dell 0VD5HY, Chipset: Intel Xeon E3-1200 v3 DRAM, Memory: 16384MB, Disk: 250GB CT250BX100SSD1 + 16GB KINGSTON SNS4151 + 2 x 4001GB My Book 25EE, Graphics: Intel Haswell Server 1536MB (1200MHz), Audio: Realtek ALC3220, Monitor: HP L1706 OS: Ubuntu 16.04, Kernel: 4.4.0-72-generic (x86_64), Desktop: MATE 1.12.1, Display Server: X Server 1.18.4, Display Driver: intel 2.99.917, OpenGL: 3.3 Mesa 11.2.0, Compiler: GCC 5.4.0 20160609, File-System: ext4, Screen Resolution: 1280x1024 hdparm Timed Disk Reads Disk To Read: /dev/sdc MB/s > Higher Is Better 1 . 118.98 |=================================================================== hdparm Timed Disk Reads Disk To Read: /dev/sdd MB/s > Higher Is Better 1 . 115.86 |===================================================================