cobe_quay_dethuong
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VirtualBox là phần mềm tạo máy ảo mã nguồn mở dùng cho tất cả các loại hệ điều hành. Phần mềm này càng ngày càng trở nên phổ biến bởi nó có nhiều tính năng, hiệu suất cao, thiết kế theo module và lại dễ sử dụng.Nó thích hợp cho cả những doanh nghiệp và người dùng cá nhân. VirtualBox có thể chạy trên các hệ điều hành Windows, Linux, Macintosh và OpenSolaris và hỗ trợ nhiều hệ điều hành khách, không chỉ bao gồm Windows (NT 4.0, 2000, XP, Server 2003, Vista, 7), DOS/Windows 3.x, Linux (2.4, 2.6) và OpenBSD.
Changes in VirtualBox4.0.6.71416
* VMM: fixed rare invalid guest state guru meditation (VT-x only)
* VMM: fixed poor performance with nested paging and unrestricted guest execution (VT-x only; bug #6716)
* VMM: fixed occasional guru meditation during Windows 7 bootup (bug #6728)
* GUI: keep the status for remote control in sync with the actual state
* GUI: don't exit after a successful refresh of an invalid VM configuration
* GUI: fixed keyboard capturing bug under metacity (bug #6727)
* GUI: fixed crash during VM termination if a modal dialog is open
* GUI: default controllers names of New VM Wizard are synchronized with VM settings
* GUI: fixed superfluous resize-event on powering-on VM for X11
* GUI: fixed regression - missed USB item's tool-tip of USB devices menu
* GUI: Activate VM window on mouse-hovering for multi-monitor VMs
* VBoxSDL/Linux hosts: automated keyboard type detection (bug #5764)
* SATA: fixed crash during VM suspend under rare circumstances
* SATA: fixed crash during VM reset after a snapshot was taken
* Storage: fixed sporadic hang of SMP guests using SATA or LSI Logic SCSI and asynchronous I/O
* Virtio-net: fix for guests with more than about 4GB RAM (bug #6784)
* Page Fusion: fixed VBoxService crash with enabled Page Fusion on Win64 guests
* Page Fusion: added kernel module sharing
* HGCM: fixed memory leak which showed up if the Guest Additions were accessing a non-existing HGCM service
* Teleportation: several fixes
* Floppy: don't disable the host I/O cache by default
* USB: fixed 3.1 regression with certain devices (e.g. iPhone); Windows host only
* Serial: updated the guest device emulation to 16550A and reduced the probability for loosing bytes during transmission (bug #1548)
* NAT: re-fetch the name server parameters from the host on guest DHCP requests to handle host network switches more gracefully (bug #3847)
* NAT: fixed parsing of IPv4 addresses in CIDR notation (bug #6797)
* NAT: limit the number of name servers passed to the guest to four (non-Windows hosts only; bug #4098)
* NAT: fixed DNS transaction id mismatch (bug #6833)
* VDE: fixed changing the attachment during runtime
* Bridged Networking: fixed memory leak in the Bridged Networking driver for Windows hosts (bug #6824)
* Windows Additions: fix for NT4 guests (bug #6748)
* Windows Additions: re-introduced system preparation feature
* Linux guests: enable PAE for RedHat guests by default
* Linux guests: fix support for disabling mouse integration (bug #6714)
* Webservice: fixed a rare crash when calling IGuest methods from the webservice.
* OVF: fixed wrong hard disk UUIDs on export (bug #6802)
* OVF: fixed 3.2.0 regression importing legacy OVF 0.9 files
* 3D support: fixed OpenGL support for 64bit apps on windows guests
* 3D support: fixed various host crashes (#2954, #5713, #6443)Trang chủ
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