iozone-4GB VMware testing on CentOS Linux 7 via the Phoronix Test Suite. 4GB: Processor: Intel Xeon E5-2667 v4 @ 3.19GHz (2 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 1 x 8192 MB DRAM, Disk: 54GB Virtual disk, Graphics: VMware SVGA II, Network: VMware VMXNET3 OS: CentOS Linux 7, Kernel: 3.10.0-229.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 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better 4GB . 5494.68 |================================================================ IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better 4GB . 5177.92 |================================================================ IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better 4GB . 97.78 |================================================================== IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better 4GB . 93.53 |================================================================== IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better 4GB . 7142.72 |================================================================ IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better 4GB . 91.96 |==================================================================