12Change log

•VMM: fixed random user mode crashes with OpenBSD guests

•VMM: increased timing accuracy (PIT, RTC), reduced PIT query overhead

•VMM: tamed execution thread to make GUI more responsive (esp. when execut- ing real mode guest code such as bootloaders)

•VMM: significant performance enhancements for OpenBSD guests

•VMM: several performance enhancements

•VMM: improved memory layout on Windows hosts to allow for large amounts of guest RAM

•VMM: significantly improved VM execution state saving and restoring (at the expense of state file sizes)

•ACPI: fixed Windows bluescreen when assigning more than 512MB RAM to a guest

•ACPI: correctly report battery state when multiple batteries are present on the host (Linux hosts)

•ACPI: enabled by default for newly created VMs

•APIC: added optional I/O APIC

•Graphics: fixed distortion when changing guest color depth without changing the resolution

•VRDP: added support for remote USB (requires special rdesktop client)

•VRDP: added support for the Microsoft RDP client

•VRDP: improved audio support

•Floppy: controller can be disabled

•Floppy: fixed “no disk in drive” reporting

•Floppy: fixed writing to floppy images

•VBoxManage: restructured USB device filter syntax to make it more intuitive

•VBoxManage: added command for setting guest logon credentials

•Additions: added installer for Windows 2000/XP/2003 guests

•Additions: added custom GINA module which hooks MSGINA and can perform automatic logons using credentials retrieved from the VMM

•Documentation: added draft of VirtualBox user manual

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Sun Microsystems VERSION 3.1.0_BETA2 user manual