Since its addition to Kernel 2.6.28, the ext4 filesystem can be manually installed in the upcoming Ubuntu release.

Linux kernel developer Jonathan Corbet has just previewed the features of the upcoming Linux Kernel 2.6.29 that includes Btrfs, which he claims is the filesystem of the future.

Wietse Venema, the developer of Postfix, points in an advisory to a security problem in connection with the Linux and Solaris filesystems. As more recent versions of these operating systems no longer comply with the POSIX standard for links, local attackers may be able to attach files to other users' Postfix mailboxes.

Modern filesystems make forensic file recovery much more difficult. Tools like Foremost and Scalpel identify data structures and carve files from a hard disk image.

Daniel Phillips has relaunched his Tux filesystem. After Tux2 failed due to patenting issues eight years ago, Phillips has now invited developers to collaborate on Tux3.

Why wait for cron? iWatch monitors critical files and directories in realtime. This handy Perl script then notifies the user or runs a configurable command when change occurs.

Your journaling filesystem is carefully tracking write operations – but what happens when the data gets to the disk? A write barrier request can help protect your data.

If you want to share files your own way, Vista might need some help.