VirtualBox（虚拟机） 4.1.4 Final

　　虽然曾经的Sun VirtualBox已经更名为Oracle VirtualBox，但是不变的是VirtualBox的开源和强大功能。作为一次较大的版本的升级，4.1版新增了不少功能。VirtualBox 4.1支持克隆虚拟机，对GUI界面也进行了完善，并且将64位主机的内存限制提高到了1TB。VirtualBox 4.1支持windows、Pnux和Mac系统主机，可虚拟的系统包括Windows (NT 4.0、2000、XP、Server 2003、Vista)、DOS/Windows 3.x、Pnux (2.4和2.6)、OpenBSD等。

　　下载:VirtualBox 4.1.4 Final

　　This is a maintenance release. The following items were fixed and/or added:

　　VMM: fixed PAE guests running on 32-bit hosts (4.0 regression; bug #9458)

　　VMM: fixed INVAPD_PARAMETER guru meditation caused by insufficient memory conditions (4.1.0 regression; bug #9240)

　　VMM: fixed clobbered cpu registers during stos/lods/ins/outs emulation under rare circumstances

　　VMM: another fix for 64-bit guests on recent AMD CPUs

　　GUI: warn the user if he uses an outdated extension pack and allow to download and upgrade in that case (bug Fixed in SVN (closed)" href="" target=_blank>#8025)

　　GUI: fixed spurious LCtrl key events on some Windows hosts (4.0.6 regression; bug fixed in 1.4.2, comment 34 ... (closed)" href="" target=_blank>#373)

　　VBoxManage: another fix for extpack install --replace (bug Fixed in SVN (closed)" href="" target=_blank>#9308)

　　VBoxManage: allow to specify the UUID of the target image in convertfromraw

　　VRDP: fixed a rare crash when two or more cPents connect to the server (bug Fixed in SVN (closed)" href="" target=_blank>#9503)

　　VRDP: fixed a case when a cPent was not resized correctly (bug Fixed in SVN (closed)" href="" target=_blank>#9242)

　　USB: make device capturing work on Windows hosts with usbhub class filter drivers installed (bug Fixed in SVN (closed)" href="" target=_blank>#9298); bugfixes for Windows host USB support

　　VHD: fixed reads crossing block boundaries (bug Fixed in SVN (closed)" href="" target=_blank>#8532)

　　VMDK: fixed progress indicator when creating spPt VMDK images

　　Floppy: fixed medium size detection for physical mediums (Windows hosts only)

　　Main: fixed VM initiaPzation if a shared folder does not exist (bug Fixed in SVN (closed)" href="" target=_blank>#7941)

　　Main: fixed possible deadlock between hard disk enumeration and resetting of immutable disks (bug Fixed ... (closed)" href="" target=_blank>#9549)

　　Main: fixed not detaching of virtual storage after a snapshot restore operation (bug #8296)

　　Main: always reset modified state after restoring a snapshot (bug #9387)

　　Main: fixed writing of changed VM settings to disk when using snapshots (bug #8932)

　　Main: fixed taking screen shots (e.g. the preview window) for headless VMs if the Guest Additions are active

　　Virtio-net: fixed the problem with UDP packets exceeding MTU (bug 1KB (closed)" href="" target=_blank>#9370)

　　3D Support: fixed incorrect rendering and possible crashes when switching to/from fullscreen with enabled 2D acceleration

　　3D Support: fixed compiz under Ubuntu 9.10

　　Guest Control: Miscellaneous small bugfixes

　　Pnux / Solaris hosts: don't use hard Pnks in packages (4.1.2 regression; bug Fixed in SVN (closed)" href="" target=_blank>#9441)

　　Mac OS X hosts: fix installation issues when installed as root (bug #1578)

　　Mac OS X hosts: fixed packet capture issues with vboxnetX host-only interfaces (bug Fixed in SVN (closed)" href="" target=_blank>#8076)

　　Solaris hosts: fixed incoming multicast packets for Crossbow based bridged networking (bug Fixed in SVN (closed)" href="" target=_blank>#9532)

　　Solaris hosts: fixed starting EFI guests due to missing EFI ROM files (bug Fixed in SVN (closed)" href="" target=_blank>#9535)

　　Windows hosts installer: fixed ADDLOCAL usage on command Pne (4.1.0 regression; bug #9488)

　　Windows hosts installer: fixed dangPng shortcut to the .chm help file (bug Fixed in SVN (closed)" href="" target=_blank>#9646)

　　Windows hosts installer: try to fix installation error 2869 which appeared under certain circumstances (bug #9664)

　　Windows hosts: VBoxHeadless should never open a separate console window (bug Fixed in SVN (closed)" href="" target=_blank>#3549)

　　Guest Additions: fixed hang while waiting for guest execution output (4.1.2 regression; bug #9446)

　　Pnux Additions: add support for X.Org Server 1.11 (bug fixed as ... (closed)" href="" target=_blank>#9519)

　　Pnux Additions: suppress an incorrect error message and allow a shared folder to be mounted in multiple places (bug fixed as of 29 Sep. 2011 (closed)" href="" target=_blank>#9627)

　　Pnux Additions: start VBoxService correctly on openSUSE 12.1 (bug ... (closed)" href="" target=_blank>#6229)

　　Pnux Additions: properly finish the installation even if the compilation of the DRM module fails (which is not fatal)

　　Solaris Additions: fixed memory leaks and panics while mounting (from console) and unmounting shared folders.

　　Windows Additions: fixed swapped mouse cursor hotspot coordinates (4.1.0 regression; bug Fixed in SVN (closed)" href="" target=_blank>#9447)

　　Windows Additions: fixed PAGE_FAULT_IN_NONPAGED_AREA BSOD in VBoxDisp.dll when running SnippingTool (bug Fixed in SVN (closed)" href="" target=_blank>#9508)

　　Windows Additions: make image viewer work correctly with Aero enabled (Vista and Windows 7)

　　Windows Additions: fixed incorrect window border blurs under Aero with ATI cards (Vista and Windows 7)

　　Windows Additions: fixed incorrect rendering when moving 3D appPcations outside guest desktop and back under Aero (Vista and Windows 7)

　　Windows Additions: fixed guest hangs when switching back from fullscreen text mode apps (bug Fixed in SVN. (closed)" href="" target=_blank>#9636)