. . . . . . . 211 9.25 VirtualBox expert storage management . . . . . . . . . . . . . . . . . . . . . . . 211 9.26 Handling of host power management events . . . . . . . . . . . . . . . . . . . . 212 usage reporting . . . . . . . . . . . . . . . . . 233 12.2.6 Poor performance caused by host power management . . . . . . . . . . 233 12.2.7 GUI: 2D Video Acceleration option is grayed out . . . . . . . to access USB devices from VirtualBox guests in the group vboxusers, either through the GUI user management tools or by running the following command as root: sudo usermod -a -G vboxusers username Note:

. . . . . . . 211 9.25 VirtualBox expert storage management . . . . . . . . . . . . . . . . . . . . . . . 211 9.26 Handling of host power management events . . . . . . . . . . . . . . . . . . . . 212 usage reporting . . . . . . . . . . . . . . . . . 233 12.2.6 Poor performance caused by host power management . . . . . . . . . . 233 12.2.7 GUI: 2D Video Acceleration option is grayed out . . . . . . . to access USB devices from VirtualBox guests in the group vboxusers, either through the GUI user management tools or by running the following command as root: sudo usermod -a -G vboxusers username Note:

flush requests . . . . . . . . . . . . . . . 181 12.2.3 Poor performance caused by host power management . . . . . . . . . . 181 12.2.4 GUI: 2D Video Acceleration option is grayed out . . . . . . . to access USB devices from VirtualBox guests in the group vboxusers, either through the GUI user management tools or by running the following command as root: sudo usermod -a -G vboxusers username Note: member of that group. A user can be made a member of the group vboxusers through the GUI user/group management or at the command line with sudo usermod -a -G vboxusers username Note that adding an active

. . . . . . . 224 9.25 VirtualBox expert storage management . . . . . . . . . . . . . . . . . . . . . . . 224 9.26 Handling of host power management events . . . . . . . . . . . . . . . . . . . . 225 usage reporting . . . . . . . . . . . . . . . . . 252 12.2.6 Poor performance caused by host power management . . . . . . . . . . 252 12.2.7 GUI: 2D Video Acceleration option is grayed out . . . . . . . to access USB devices from VirtualBox guests in the group vboxusers, either through the GUI user management tools or by running the following command as root: sudo usermod -a -G vboxusers username Note:

. . . . . . . 224 9.25 VirtualBox expert storage management . . . . . . . . . . . . . . . . . . . . . . . 224 9.26 Handling of host power management events . . . . . . . . . . . . . . . . . . . . 225 usage reporting . . . . . . . . . . . . . . . . . 252 12.2.6 Poor performance caused by host power management . . . . . . . . . . 252 12.2.7 GUI: 2D Video Acceleration option is grayed out . . . . . . . to access USB devices from VirtualBox guests in the group vboxusers, either through the GUI user management tools or by running the following command as root: sudo usermod -a -G vboxusers username Note:

. . . . . . . 224 9.25 VirtualBox expert storage management . . . . . . . . . . . . . . . . . . . . . . . 224 9.26 Handling of host power management events . . . . . . . . . . . . . . . . . . . . 225 usage reporting . . . . . . . . . . . . . . . . . 252 12.2.6 Poor performance caused by host power management . . . . . . . . . . 252 12.2.7 GUI: 2D Video Acceleration option is grayed out . . . . . . . to access USB devices from VirtualBox guests in the group vboxusers, either through the GUI user management tools or by running the following command as root: sudo usermod -a -G vboxusers username Note:

. . . . . . . 225 9.25 VirtualBox expert storage management . . . . . . . . . . . . . . . . . . . . . . . 225 9.26 Handling of host power management events . . . . . . . . . . . . . . . . . . . . 226 usage reporting . . . . . . . . . . . . . . . . . 253 12.2.6 Poor performance caused by host power management . . . . . . . . . . 253 12.2.7 GUI: 2D Video Acceleration option is grayed out . . . . . . . to access USB devices from VirtualBox guests in the group vboxusers, either through the GUI user management tools or by running the following command as root: sudo usermod -a -G vboxusers username Note:

. . . . . . . 224 9.25 VirtualBox expert storage management . . . . . . . . . . . . . . . . . . . . . . . 224 9.26 Handling of host power management events . . . . . . . . . . . . . . . . . . . . 225 usage reporting . . . . . . . . . . . . . . . . . 252 12.2.6 Poor performance caused by host power management . . . . . . . . . . 252 12.2.7 GUI: 2D Video Acceleration option is grayed out . . . . . . . to access USB devices from VirtualBox guests in the group vboxusers, either through the GUI user management tools or by running the following command as root: sudo usermod -a -G vboxusers username Note:

flush requests . . . . . . . . . . . . . . . 169 12.2.3 Poor performance caused by host power management . . . . . . . . . . 169 12.2.4 GUI: 2D Video Acceleration option is grayed out . . . . . . . to access USB devices from VirtualBox guests in the group vboxusers, either through the GUI user management tools or by running the following command as root: sudo usermod -a -G vboxusers username Note: member of that group. A user can be made member of the group vboxusers through the GUI user/group management or at the command line with sudo usermod -a -G vboxusers username Note that adding an active

flush requests . . . . . . . . . . . . . . . 168 12.2.3 Poor performance caused by host power management . . . . . . . . . . 168 12.2.4 GUI: 2D Video Acceleration option is grayed out . . . . . . . to access USB devices from VirtualBox guests in the group vboxusers, either through the GUI user management tools or by running the following command as root: sudo usermod -a -G vboxusers username Note: member of that group. A user can be made member of the group vboxusers through the GUI user/group management or at the command line with sudo usermod -a -G vboxusers username Note that adding an active