Sun Microsystems VERSION 3.1.0_BETA2 ユーザーズマニュアル
8 VBoxManage reference
• --synthcpu on|off: This setting determines whether VirtualBox will expose
a synthetic CPU to the guest to allow live migration between host systems that
differ significantly.
differ significantly.
• --pae on|off: This enables/disables PAE (see chapter
page
• --hwvirtex on|off|default: This enables or disables the use of hardware
virtualization extensions (Intel VT-x or AMD-V) in the processor of your host sys-
tem; see chapter
tem; see chapter
page
• --hwvirtexexcl on|off: This specifies whether VirtualBox will make exclu-
sive use of the hardware virtualization extensions (Intel VT-x or AMD-V) in the
processor of your host system; see chapter
processor of your host system; see chapter
, page
. If you wish to simultaneously share these
extensions with other hypervisors, then you must disable this setting. Doing so
has negative performance implications.
has negative performance implications.
• --nestedpaging on|off: If hardware virtualization is enabled, this addi-
tional setting enables or disables the use of the nested paging feature in the
processor of your host system; see chapter
processor of your host system; see chapter
, page
• --vtxvpid on|off: If hardware virtualization is enabled, for Intel VT-x only,
this additional setting enables or disables the use of the tagged TLB (VPID) fea-
ture in the processor of your host system; see chapter
ture in the processor of your host system; see chapter
, page
• --accelerate3d on|off: This enables, if the Guest Additions are installed,
whether hardware 3D acceleration should be available; see chapter
, page
• You can influence the BIOS logo that is displayed when a virtual machine starts
up with a number of settings. Per default, a VirtualBox logo is displayed.
With --bioslogofadein on|off and --bioslogofadeout on|off, you
can determine whether the logo should fade in and out, respectively.
can determine whether the logo should fade in and out, respectively.
With --bioslogodisplaytime <msec> you can set how long the logo
should be visible, in milliseconds.
should be visible, in milliseconds.
With --bioslogoimagepath <imagepath> you can, if you are so inclined,
replace the image that is shown, with your own logo. The image must be an
uncompressed 256 color BMP file.
replace the image that is shown, with your own logo. The image must be an
uncompressed 256 color BMP file.
• --biosbootmenu disabled|menuonly|messageandmenu: This specifies
whether the BIOS allows the user to select a temporary boot device. menuonly
suppresses the message, but the user can still press F12 to select a temporary
boot device.
suppresses the message, but the user can still press F12 to select a temporary
boot device.
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