system Oracle VirtualBox testing on Ubuntu 16.04 via the Phoronix Test Suite. system boot total: Processor: Intel Core i7-4510U @ 2.59GHz (1 Core), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 2 x 9GB VBOX HDD, Graphics: InnoTek VirtualBox, Audio: Intel 82801AA AC 97 Audio, Monitor: VBOX monitor, Network: Intel 82540EM Gigabit OS: Ubuntu 16.04, Kernel: 4.4.0-87-generic (x86_64), Display Driver: modesetting 1.18.4, Compiler: GCC 5.4.0 20160609, File-System: ext4, Screen Resolution: 800x600, System Layer: Oracle VirtualBox Systemd Total Boot Time Test: Total ms < Lower Is Better system boot total . 85069 |==================================================== Systemd Total Boot Time Test: Kernel ms < Lower Is Better system boot total . 29634 |==================================================== Systemd Total Boot Time Test: Userspace ms < Lower Is Better system boot total . 55434 |====================================================