VirtualBox • man page

VirtualBox - x86 virtualization solution

--startvm <vmname|UUID>: start a VM by specifying its UUID or name
--separate: start a separate VM process
--normal: keep normal (windowed) mode during startup
--fullscreen: switch to fullscreen mode during startup
--seamless: switch to seamless mode during startup
--scale: switch to scale mode during startup
--no-startvm-errormsgbox: do not show a message box for VM start errors
--restore-current: restore the current snapshot before starting
--no-aggressive-caching: delays caching media info in VM processes
--fda <image|none>: Mount the specified floppy image
--dvd <image|none>: Mount the specified DVD image
--dbg: enable the GUI debug menu
--debug: like --dbg and show debug windows at VM startup
--debug-command-line: like --dbg and show command line window at VM startup
--debug-statistics: like --dbg and show statistics window at VM startup
--no-debug: disable the GUI debug menu and debug windows
--start-paused: start the VM in the paused state
--start-running: start the VM running (for overriding --debug*)

--disable-patm: disable code patching (ignored by AMD-V/VT-x)
--disable-csam: disable code scanning (ignored by AMD-V/VT-x)
--recompile-supervisor: recompiled execution of supervisor code (*)
--recompile-user: recompiled execution of user code (*)
--recompile-all: recompiled execution of all code, with disabled code patching and scanning
--execute-all-in-iem: For debugging the interpreted execution mode.
--warp-pct <pct>: time warp factor, 100% (= 1.0) = normal speed
: (*) For AMD-V/VT-x setups the effect is --recompile-all.