baseline VMware testing on Ubuntu 15.04 via the Phoronix Test Suite. Virtual disk: Processor: 4 x Intel Xeon E5620 @ 2.40GHz (4 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 1 x 2048 MB DRAM, Disk: 107GB Virtual disk, Graphics: VMware SVGA II, Network: VMware VMXNET3 OS: Ubuntu 15.04, Kernel: 3.19.0-30-generic (x86_64), Compiler: GCC 4.9.2, File-System: ext4, Screen Resolution: 1176x885, System Layer: VMware Flexible IO Tester 2.1.11 Test: Example Network Job - Disk Target: Default Test Directory Seconds (Run Time) < Lower Is Better Virtual disk . 51.54 |========================================================= Flexible IO Tester 2.1.11 Test: Intel IOMeter File Server Access Pattern - Disk Target: Default Test Directory Seconds (Run Time) < Lower Is Better Virtual disk . 23.13 |=========================================================