Disponibile Virtualbox v. 4.0.6

Scritto da Vittorio

Giovedì 21 Aprile 2011 18:13

In data odierna è stata rilasciata la nuova release Virtualbox v. 4.0.6. Gli utenti GNU/Linux possono ora sfruttare appieno i kernel più recenti grazie alsupporto decisamente migliorato. Applicazione Open Source per la virtualizzazione dei sistemi operativi . Il rilascio di questa versione è caratterizzata principalmente dalla correzione di 56 bug-fix e diverse migliorie che ne incrementano la stabilità e prestazioni della virtual machine.

Ricordiamo che VirtualBox è uno strumento professionale per la virtualizzazione dei sistemi operativi e da qualche tempo disponibile anche gratuitamente. Questa soluzione permette a chiunque di personalizzare facilmente le applicazioni in base alle proprie esigenze. Il programma permette l'installazione di tali sistemi come GNU/Linux, Mac OS X, Solaris, OpenBSD e se proprio ci tenete anche quella fetecchia di Uindoos.

VirtualBox v. 4.0.6

ChangeLog

VMM: fixed incorrect handling of ballooned pages when restoring a VMM from a saved state
VMM: don't crash on hosts with more than 64 cores / hyperthreads; implemented support for up to 256 host cores (except Windows hosts; bug Fixed in ... (closed)"> Fixed in ... (closed)"> Fixed in ... (closed)">#8489)
VMM: fixed guru meditation for PAE guests running on hosts without PAE (bug enmKind != PGMPOOLKIND_FREE) ... (closed)">enmKind != PGMPOOLKIND_FREE) ... (closed)">enmKind != PGMPOOLKIND_FREE) ... (closed)">#8006)
VMM: fixed slow Linux guests with raw mode and recent guest kernels (bug #8726)
GUI: support host key combinations (bug #979)
GUI: fixed progress indicator (bug 55s & < 1min = 0 minutes => Fixed in SVN (closed)">55s & < 1min = 0 minutes => Fixed in SVN (closed)">55s & < 1min = 0 minutes => Fixed in SVN (closed)">#7814)
GUI: show the mouse pointer while the VM is paused if the USB tablet mouse emulation is used (bug fixed as ... (closed)"> fixed as ... (closed)"> fixed as ... (closed)">#6799)
GUI: adapt the snapshot folder as well when renaming a VM (bug Fixed in SVN (closed)"> Fixed in SVN (closed)"> Fixed in SVN (closed)">#8469)
GUI: persistently remember the last folders of the disk/DVD/floppy selectors
GUI: never allow to start a VM with USB-2.0 activated if the proper extension pack is missing (bug#8182)
GUI: fixed hang/crash when opening a file dialog in an non-existing folder (bug #8673)
Snapshots: fixed a bug which could lose entries in the media registry when restoring a snapshot (bug Fixed in SVN (closed)"> Fixed in SVN (closed)"> Fixed in SVN (closed)">#8363)
Snapshots: allow snapshots to be stored in the VM directory
3D support: fixed a crash if a VM was forced to terminate (Windows hosts only; bug #7133)
Storage: fixed memory leak (4.0 regression; bug Fixed in SVN (closed)"> Fixed in SVN (closed)"> Fixed in SVN (closed)">#7966)
Storage: fixed access to iSCSI targets over internal network
Storage: fixed reading from disks with more than one snapshot for VHD and VMDK images with disabled host cache (bug Fixed in SVN (closed)"> Fixed in SVN (closed)"> Fixed in SVN (closed)">#8408)
Storage: fixed a possible hang during VM suspend after an I/O error occurred
Storage: fixed a possible hang during VM suspend / reset (bug Fixed in SVN (closed)"> Fixed in SVN (closed)"> Fixed in SVN (closed)">#8276, #8294)
Storage: automatically create a diff image when attaching a streamOptimized VMDK image to a VM
ATA/SATA: fixed automounting of virtual CD/DVD mediums with recent Linux distributions by correctly reporting the current profile as 'none' if no medium is present
Buslogic: fixed emulation for certain guests (e.g. jRockit VE)
Host-Only Networking: fixed interface creation failure on Windows hosts (4.0.4 regression; bug ... (closed)"> ... (closed)"> ... (closed)">#8362)
Host-Only & Bridged & Internal Networking: fix for processing promiscuous mode requests by VMs, defaulting to switch behaviour
Host-Only Networking: fixed connectivity issue after resuming the host from sleep (bug Fixed in ... (closed)"> Fixed in ... (closed)"> Fixed in ... (closed)">#3625)
Bridged Networking: support for interface bonding on Mac OS X hosts (bug #8731)
NAT: fixed processing of ARP announcements for guests with static assigned IPs (bug ... (closed)"> ... (closed)"> ... (closed)">#8609)
VRDP: backward compatibility with VRDPAuth external authentication library (bug Fixed in SVN (closed)"> Fixed in SVN (closed)"> Fixed in SVN (closed)">#8063)
Shared Folders: don't fail to start a VM if a path is not absolute, for example when importing an OVF from a different host (bug Fixed in SVN (closed)"> Fixed in SVN (closed)"> Fixed in SVN (closed)">#7941)
Audio: fixed crash under certain conditions (bug Fixed in SVN (closed)"> Fixed in SVN (closed)"> Fixed in SVN (closed)">#8527)
USB: fixed a crash when plugging certain USB devices (bug Fixed in SVN (closed)"> Fixed in SVN (closed)"> Fixed in SVN (closed)">#8699)
HPET: fixed time jumps when reading the counter (bug #8707)
OVF/OVA: automatically adjust disk paths if the VM name is changed on import
OVF/OVA: fix export to slow medias
OVF/OVA: automatically repair inconsistent appliances with multiple disks (bug #8253)
rdesktop-vrdp: fixed an assertion triggered under certain conditions (bug Fixed in SVN (closed)"> Fixed in SVN (closed)"> Fixed in SVN (closed)">#8593)
Windows hosts: fixed occasional hangs during VM shutdown because sometimes COM was not properly uninitialized
Mac OS X hosts: prevent the mouse from leaving the VM window while captured
Mac OS X hosts: keep aspect ratio while resizing in scale mode (shift for old behaviour) (part of bug #7822)
X11 hosts: fixed Yen key support (bug fixed as ... (closed)"> fixed as ... (closed)"> fixed as ... (closed)">#8438)
X11 hosts: fixed a regression which caused Host+F1 to pop up help instead of sending Ctrl+Alt+F1
Linux hosts / Linux Additions: mangle IPRT symbols to allow installing VirtualBox inside a VM while the Guest Additions are active (bug #5686)
Linux hosts / Linux guests: workaround for a bug in GLIBC older than version 1.11 leading to crashes under certain conditions (signed/unsigned problem with memchr on 64-bit machines)
Solaris hosts: fixed a deadlock in event semaphores that could lead to unkillable VM processes
Windows Additions: fixed Sysprep parameter handling
Windows Additions: fixed spontaneous guest reboots under certain circumstances (4.0.2 regression; bugs Fixed in 4.0.6 (closed)"> Fixed in 4.0.6 (closed)"> Fixed in 4.0.6 (closed)">#8406, Fixed ... (closed)"> Fixed ... (closed)"> Fixed ... (closed)">#8429)
Windows Additions: added auto logon support for locked workstations on legacy Windows versions
Windows Additions: fixed driver bugcheck error when handling PnP messages (4.0 regression; bug #8367)
Windows Additions: fixed memory leak in VBoxVideo
X11 Additions: added support for X.Org Server 1.10 final
Linux Additions: Linux kernel 2.6.39-rc1 fixes
Linux Additions: improved auto-run support (bug ... (closed)"> ... (closed)"> ... (closed)">#5509)
Linux Additions: fix mouse support on SUSE 11 SP 1 guests (bug fixed as of 14 Apr 2011 (closed)"> fixed as of 14 Apr 2011 (closed)"> fixed as of 14 Apr 2011 (closed)">#7946)
Solaris Additions: added support for X.Org Server 1.9
Guest Additions: various bugfixes for guest control execution
Webs