Postings relating to old VirtualBox pre-releases
frank
Oracle Corporation
Posts: 3362 Joined: 7. Jun 2007, 09:11
Primary OS: Debian Sid
VBox Version: PUEL
Guest OSses: Linux, Windows
Location: Dresden, Germany
Contact:
Post
by frank » 12. Jul 2016, 19:34
This is a major update. The following major new features were added:
VMM: new APIC and I/O APIC implementations that result in significantly improved performance in certain situations (for example with networking, bug #15295 )
VMM: added support for Hyper-V paravirtualized debugging of Windows guests
VMM: emulate even more MMIO and shadow pagetable exits without going back to user mode
GUI: overall migration to Qt5 (bug #11775 )
GUI: passive API event listener improving the VM GUI performance and response time
Audio: added HDA (High Definition Audio) support for newer Linux guests
Audio: added on-demand timers which should improve the overall performance and reduce the CPU consumption
Audio: more fine-grained volume control for the AC'97 emulation, which now also takes the master volume control into account
better support for Python 3
In addition, the following items were fixed and/or added:
VMM: activate the x2APIC by default for Linux guests
VMM: many more fixes
GUI: the Detach UI action is now a part of the VM Machine menu
GUI: reworked session information window
GUI: the new VM wizard now allows to choose the VM location for the VM which is being created
GUI: fixed location of touch events in unscaled HiDPI mode (bugs #14366 , #14367 )
GUI: various bugfixes and internal cleanup
Storage: use fallocate() or similar if present to speed up creating fixed-sized disk images (bug #5967 )
Storage: implemented NVMHCI-compatible storage controller
Audio: various bugfixes and infrastructure improvements
E1000: implemented interrupt throttling for performance improvements
EFI: many improvements, for example allow to boot from USB
OVF: improved handling of signed manifests
API: Windows XP guests and Windows 2003 server guests now default to the E1000 T Server network card
VBoxSVC: fixed several memory leaks when handling .dmg images
Installers: ship VBoxBugReport
Windows hosts: reworked COM proxy (e.g. bug #8298 )
Linux installers: no longer rely on DKMS for module rebuilding
Linux Additions: fix a problem when updating the initramfs after the guest modules are compiled (bug #15579 )
Linux Additions: try to fix a problem where the OpenGL libraries w
Here is an incomplete list of changes since
5.1 RC1 :
VMM: I/O-APIC fixes
GUI: Workaround for New VD wizard's slider issue (see here )
3D: don't crash if 3D cannot be initialized (Mac OS X hosts only, see here )
API: fixed video recording with VBoxHeadless (bug 15443)
Storage: fixed a possible integer underflow when resizing a VDI image (bug 15582 )
XPCOM: fixed a crash during shutdown under rare conditions
Windows Additions: fixed a crash in VBoxTray with Windows NT4 and Windows 2000 guests (see here )