Users Guide

CCTK Options 91
Example
A:>cctk --videomemsize=auto
videomemsize=auto
--virtualization
Valid Argument
disable, enable
Description
Enables or disables the Intel virtualization technology for Direct I/O (vt-d)
– new chipset feature that enhances I/O support (DMA), while running a
virtual machine monitor.
enable: enables the additional hardware capabilities provided by
Virtualization Technology in applicable CPUs.
disable: disables the additional hardware capabilities provided by
Virtualization Technology.
Example
A:>cctk --virtualization=on
virtualization=on
--vtfordirectio
Valid Argument
on, off
Description
Enables or disables Intel Virtualization Technology for Direct I/O (VT-d)
new chipset feature that enhances I/O support (DMA) when running a
Virtual Machine Monitor.
Example
A:>cctk --vtfordirectio=on
vtfordirectio=on