UltraDefrag是强大的开源磁盘碎片整理软件，适用于NT内核的Windows。目前还不支持NT 4.0。UltraDefrag磁盘碎片整理软件使用内核模式驱动程序，因此它的引擎是非常快，很简约；没有皮肤、没有本地化设置、没有动画.。它很小却很强大！它可以运行在Windows 2000，Windows XP 以及Windows Server 2003之上。
UltraDefrag(磁盘碎片整理软件)4.4.0 更新日志:
UltraDefrag RC2:
- history of typed commands added to the boot time interactive mode;
navigation is possible by arrow keys, 'history' command can be used
to list all typed commands
- call, man and type commands added to the boot time shell
- echo, exit, pause and set commands of the boot time shell improved
- clearing of the failed boot flag added for reboot and shutdown at boot time
- pending boot-off boot time script command support added,
this removes the limitation of boot-on/off not working before reboot/shutdown
- interactive mode at boot time now displays help split into pages
- escape key handling added to break the boot time script execution
- boot time commands parsing was rewritten to increase
reliability and flexibility of the boot time shell
- corrected cluttered progress display if console output was redirected
- optimized timeout for waiting for a keyboard event in boot time interface
- the following translations were updated:
UltraDefrag Portuguese, Chinese (Traditional)
- FAT formatted volumes are displayed in GUI now as FAT12/FAT16/FAT32
instead of less informative FAT/FAT32
- winx_heap_alloc replaced by winx_heap_alloc_ex to allow specifying flags
- winx_heap_alloc_zero added to allow allocating memory initialized with zero
- winx_ftw, winx_scan_disk, winx_fsize, winx_kb_read, winx_xtime,
winx_prompt_ex, winx_get_file_contents, winx_release_file_contents,
winx_wcsistr, winx_print_array_of_strings, winx_get_volume_information,
calls were added to zenwinx library
- winx_fbopen call added to zenwinx library for buffered file i/o support
- obsolete winx_get_volume_size and winx_get_filesystem_name calls
were removed from zenwinx library; use more common
winx_get_volume_information instead
- one little bug in winx_kbhit, winx_breakhit functions was fixed
- udefrag_get_vollist and udefrag_release_vollist calls were added
to udefrag library; an obsolete udefrag_get_avail_volumes was removed
UltraDefrag RC1:
- partial defragmentation was added to decrease number of fragments
even when there is no free space on disk to hold all fragments of the file together
- volume optimization algorithm was improved to prevent useless
additional optimization passes
- one little bug preventing optimization from being stopped was fixed
in driver
- volume optimization algorithm was improved to prevent skipping
heavily fragmented parts of the processed volume
- progress is now added to the GUI window caption,
so it is displayed in the tool-tip of the task-bar icon
- cryptic single character progress label was replaced
by the localized operation names
- file system type detection was rewritten to be more reliable
and detect UDF-formatted volumes properly
- fixed a problem where the case of the names of the help pages
launched from the configuration dialog did not match
- fixed a problem, where .lua files would get executed instead of edited,
if "Lua for Windows" was installed
- 10 seconds delay is skipped on boot time scan, if only one keyboard is present
- added language selector to the GUI package
- Hindi translation was added
- the following translations were updated:
Croatian, Danish, Dutch, French, Greek, Polish, Russian, Serbian,
Swedish, Turkish
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