Ext2Fsd: Difference between revisions

Revision as of 13:55, 1 June 2015

Revision as of 14:02, 1 June 2015

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===Supported Ext3/4 features by 0.5260===

* flexible [[inode]] size: > 128 bytes, up to [[Block (data storage)|block]] size

* dir_index: [[HTree|htree]] directory index

* filetype: extra file mode in dentry

* large_file:   > 4G files greater than 4 [[Gibibyte|GiB]] in size are supported

* sparse_super: super block backup in group descriptor

* uninit_bg: fast fsck and group checksum

* [[Extent (file systems)|extent]]: reading,full writingsupport with no extending and shrinking.

* [[Journaling file system|journal]]: only support replay for internal journal

* flex_bg: first flexible metadata group

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===Unsupported Ext3/4 features===

* journal: log-based operations, external journal

* extent: size truncating & expanding, file deletion

* [[Extended file attributes]] (EA), [[Access control list]] (ACL) support

* [[symlink]] creation

===Features to be implemented in future===

* EXT3/4Reparse featurespoint support (extentshardlink, journalsymbolic link etc)

* mounted as given user: privilege checking with given uid & gid

* Documents improvement: clear and elaborate

* Performance improvement, code optimization

* Automatic check & update of new versions

* [[Logical Volume Manager (Linux)]] support, [[e2fsprogs]] porting for Windows

==See also ==