VBoxDisk KVM VirtualBox testing on CentOS Linux 7 via the Phoronix Test Suite. VBoxDiskconfig: Processor: Intel Core i5-6600K @ 3.50GHz (1 Core), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 4096MB, Disk: 21GB VBOX HDD, Graphics: LLVMpipe, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM Gigabit OS: CentOS Linux 7, Kernel: 3.10.0-693.el7.x86_64 (x86_64), Desktop: GNOME Shell 3.22.3, Display Server: X Server 1.19.3, Display Driver: modesetting 1.19.3, OpenGL: 2.1 Mesa 17.0.1 Gallium 0.4 (LLVM 3.9 256 bits), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768, System Layer: KVM VirtualBox AIO-Stress 0.21 Random Write MB/s > Higher Is Better VBoxDiskconfig . 475.56 |====================================================== SQLite 3.8.10.2 Timed SQLite Insertions Seconds < Lower Is Better VBoxDiskconfig . 16.97 |======================================================= FS-Mark 3.3 1000 Files, 1MB Size Files/s > Higher Is Better VBoxDiskconfig . 341.43 |====================================================== Dbench 4.0 12 Clients MB/s > Higher Is Better VBoxDiskconfig . 702.55 |====================================================== Dbench 4.0 48 Clients MB/s > Higher Is Better VBoxDiskconfig . 617.91 |====================================================== Dbench 4.0 128 Clients MB/s > Higher Is Better VBoxDiskconfig . 498.86 |====================================================== Dbench 4.0 1 Clients MB/s > Higher Is Better VBoxDiskconfig . 365.09 |====================================================== Threaded I/O Tester 20170503 64MB Random Read - 32 Threads MB/s > Higher Is Better VBoxDiskconfig . 43779.95 |==================================================== Threaded I/O Tester 20170503 64MB Random Write - 32 Threads MB/s > Higher Is Better VBoxDiskconfig . 591.38 |======================================================