iozone-1 VMware testing on CentOS Linux 7 via the Phoronix Test Suite. Virtual disk: Processor: Intel Xeon E3-1275L v3 @ 2.89GHz (1 Core), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 4096 MB + 2048 MB + 1024 MB + 512 MB + 256 MB + 128 MB DRAM, Disk: 14GB Virtual disk, Graphics: VMware SVGA II, Network: VMware VMXNET3 OS: CentOS Linux 7, Kernel: 3.10.0-327.el7.x86_64 (x86_64), Desktop: GNOME Shell 3.14.4, Display Driver: vmware 13.0.2, Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 640x480, System Layer: VMware IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 5552.16 |======================================================= IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 4366.09 |======================================================= IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 123.81 |======================================================== IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 120.87 |======================================================== IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 7408.84 |======================================================= IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 125.79 |========================================================