Iozone x3650-7979 with RAID 1 .SYSTEM x3650-7979: Processor: Intel Xeon E5310 @ 1.60GHz (4 Cores), Motherboard: IBM Planar (-[GGE136AUS-1.09] BIOS), Chipset: Intel 5000P MCH, Memory: 6GB, Disk: 73GB 8k Mirror, Graphics: llvmpipe, Monitor: IBM RSA2 + 23EA53, Network: 2 x Broadcom NetXtreme II BCM5708 OS: Ubuntu 18.04, Kernel: 4.15.0-22-generic (i686), Desktop: Openbox 3.6.1, Display Server: X Server 1.19.6, Display Driver: modesetting 1.19.6, OpenGL: 3.3 Mesa 18.0.0-rc5 (LLVM 6.0 128 bits), Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 2944x768 IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better x3650-7979 . 1704.41 |========================================================= IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better x3650-7979 . 1330.00 |========================================================= IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better x3650-7979 . 53.62 |=========================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better x3650-7979 . 53.86 |=========================================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better x3650-7979 . 1704.56 |========================================================= IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better x3650-7979 . 51.72 |===========================================================