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Release Notes for Ext2Fsd V0.51
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Features implemented or bugfix since V0.50:
1, FIXME: Data corruption issue, especially for multiple-thread
writing on XP system
2, FIXME: Set ValidDataLength only for FileEndOfFileInformation
w/ AdvanceOnly
3, Support writing to ext4 volumes w/ flex_bg
4, Code cleanup and enhancement for global/volume property settings
Supported Ext3/4 features by 0.51:
1, flexible inode size: > 128 bytes, up to block size
2, dir_index: htree directory index
3, filetype: extra file mode in dentry
4, large_file: > 4G files supported
5, sparse_super: super block backup in group descriptor
6, uninit_bg: fast fsck and group checksum
7, extent: reading, writing with no extending.
8, journal: only support replay for internal journal
9, flex_bg: first flexible metadata group
Unsupported Ext3/4 features:
1, journal: log-based operations, external journal
2, extent: size truncating & expanding, file deletion
3, EA (extended attributes), ACL support
Features to be implemented in future:
1, EXT3/4 features support (extents, journal)
2, Documents improvement: clear and elaborate
3, Performance improvement, code optimization
4, Automatic check & update of new versions
5, LVM support, e2fsprogs porting for Windows
Since 0.38, Ext2fsd is much stable even under heavy i/o loads,
both for reading and writing. Performance and stability are
highly, improved especially stability. A new and strong era of
Ext2Fsd in product shape is coming :)
WARNINGS:
The driver may crash your system and ruin your data unexpectedly,
since there might be software conflicts and I could only test it
on some of the popular platforms. You should use it with care and
use it at your own risk!
Matt
http://www.ext2fsd.com