cent-5 VMware testing on CentOS Linux 7 via the Phoronix Test Suite. Virtual disk: Processor: 16 x Intel Xeon E5-2690 v3 @ 2.60GHz (16 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 12 x 16384 MB DRAM, Disk: 64GB Virtual disk + 7 x 1049GB Virtual disk, Graphics: VMware SVGA II, Network: VMware VMXNET3 OS: CentOS Linux 7, Kernel: 4.7.0-0.rc4.git0.1.el7.centos.x86_64 (x86_64) 20160621, Desktop: GNOME Shell 3.14.4, Display Driver: vmware 13.0.2, Compiler: GCC 4.8.5 20150623, File-System: btrfs, Screen Resolution: 1672x1254, System Layer: VMware IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 308.93 |======================================================== IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 5150.78 |======================================================= IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 240.21 |======================================================== IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 332.24 |======================================================== IOzone 3.405 Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 308.94 |======================================================== IOzone 3.405 Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 304.04 |======================================================== IOzone 3.405 Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 276.02 |======================================================== IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 2112.40 |======================================================= IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 2687.15 |======================================================= IOzone 3.405 Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 4924.05 |======================================================= IOzone 3.405 Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 5484.82 |======================================================= IOzone 3.405 Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 4288.75 |======================================================= IOzone 3.405 Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 259.38 |======================================================== IOzone 3.405 Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 269.48 |======================================================== IOzone 3.405 Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 298.97 |======================================================== IOzone 3.405 Record Size: 1MB - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 260.79 |======================================================== IOzone 3.405 Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 285.28 |======================================================== IOzone 3.405 Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better Virtual disk . 299.94 |======================================================== IOzone 3.405 Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 5401.36 |======================================================= IOzone 3.405 Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 4802.61 |======================================================= IOzone 3.405 Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 4647.09 |======================================================= IOzone 3.405 Record Size: 1MB - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 5870.03 |======================================================= IOzone 3.405 Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 5170.63 |======================================================= IOzone 3.405 Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better Virtual disk . 3496.09 |=======================================================