VBoxManage modifyvm "VM name" --pagefusion on You can observe Page Fusion operation using some metrics. RAM/VMM/Shared shows the total amount of fused pages, whereas the per-VM metric Guest/RAM/Usage/Shared will writecore command in the debugger. • The info command is used to display info items relating to the VMM, device emulations and associated drivers. This command takes one or two arguments: the name of the guest operating system. Do not use unless you know what you’re doing. • The osdetect command makes the VMM’s debugger facility (re-)detection the guest oper- ation system. This corresponds to the detect command

VBoxManage modifyvm "VM name" --pagefusion on You can observe Page Fusion operation using some metrics. RAM/VMM/Shared shows the total amount of fused pages, whereas the per-VM metric Guest/RAM/Usage/Shared will in the debugger. 145 8 VBoxManage • The info command is used to display info items relating to the VMM, device emulations and associated drivers. This command takes one or two arguments: the name of the guest operating system. Do not use unless you know what you’re doing. • The osdetect command makes the VMM’s debugger facility (re-)detection the guest oper- ation system. This corresponds to the detect command

VBoxManage modifyvm "VM name" --pagefusion on You can observe Page Fusion operation using some metrics. RAM/VMM/Shared shows the total amount of fused pages, whereas the per-VM metric Guest/RAM/Usage/Shared will writecore command in the debugger. • The info command is used to display info items relating to the VMM, device emulations and associated drivers. This command takes one or two arguments: the name of the guest operating system. Do not use unless you know what you’re doing. • The osdetect command makes the VMM’s debugger facility (re-)detection the guest oper- ation system. This corresponds to the detect command

VBoxManage modifyvm "VM name" --pagefusion on You can observe Page Fusion operation using some metrics. RAM/VMM/Shared shows the total amount of fused pages, whereas the per-VM metric Guest/RAM/Usage/Shared will debugvm info VBoxManage debugvm info [args...] Displays info items relating to the VMM, device emulations and associated drivers. This corresponds to the info command in the debugger. info logflags command in the debugger. debugvm osdetect VBoxManage debugvm osdetect Make the VMM’s debugger facility (re)-detect the guest operating system (OS). This will first load all debugger

VBoxManage modifyvm "VM name" --pagefusion on You can observe Page Fusion operation using some metrics. RAM/VMM/Shared shows the total amount of fused pages, whereas the per-VM metric Guest/RAM/Usage/Shared will debugvm info VBoxManage debugvm info [args...] Displays info items relating to the VMM, device emulations and associated drivers. This corresponds to the info command in the debugger. info the debugger. 185 8 VBoxManage debugvm osdetect VBoxManage debugvm osdetect Make the VMM’s debugger facility (re)-detect the guest operating system (OS). This will first load all debugger

reason not willing), it should return false. Usually this method is called when the guest asks the VMM device whether a given video mode is supported so the information returned is directly exposed to the Host direction. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 5.33.4 dragGHGetData octet[] IGuest::dragGHGetData() Fetch the data of a previously Host direction. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 5.33.5 dragGHPending DragAndDropAction IGuest::dragGHPending( [in] unsigned

DnDAction_Ignore is returned. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 85 5 Classes (interfaces) 5.22.2 drop IProgress IDnDSource::drop( [in] wstring drop operation. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 5.22.3 receiveData octet[] IDnDSource::receiveData() Receive the data of a from the source. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 5.23 IDnDTarget (IDnDBase) Note: This interface extends IDnDBase and therefore

DnDAction_Ignore is returned. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 85 5 Classes (interfaces) 5.22.2 drop IProgress IDnDSource::drop( [in] wstring drop operation. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 5.22.3 receiveData octet[] IDnDSource::receiveData() Receive the data of a from the source. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 5.23 IDnDTarget (IDnDBase) Note: This interface extends IDnDBase and therefore

reason not willing), it should return false. Usually this method is called when the guest asks the VMM device whether a given video mode is supported so the information returned is directly exposed to the Host direction. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 5.34.4 dragGHGetData octet[] IGuest::dragGHGetData() Fetch the data of a previously Host direction. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 5.34.5 dragGHPending DragAndDropAction IGuest::dragGHPending( [in] unsigned

reason not willing), it should return false. Usually this method is called when the guest asks the VMM device whether a given video mode is supported so the information returned is directly exposed to the Host direction. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 5.34.4 dragGHGetData octet[] IGuest::dragGHGetData() Fetch the data of a previously Host direction. If this method fails, the following error codes may be reported: • VBOX_E_VM_ERROR: VMM device is not available. 5.34.5 dragGHPending DragAndDropAction IGuest::dragGHPending( [in] unsigned