sub . mesa top Home Mesa Interface Datavault FreeBSD RAID ZFS main content Home > Datavault > ZFS > FAQ Frequently Asked Questions As some people have suggested, i'm creating this thread to help people setting up their fileserver using the ZFS filesystem. I will also try to explain some things about ZFS, and give some links to get your started. What is ZFS? Sun Microsystems developed the Zettabyte FileSystem, which first showed up in Sun´s Solaris operating system in mid-2005. ZFS is different from other filesystems like FAT, NTFS, Ext3/4, UFS, JFS and XFS because ZFS is both a filesystem and RAID-engine in one package. This yields emerging properties; things that aren't possible if the two systems were separate. Why is it so cool? ZFS is the most advanced single-system filesystem available, with unique properties: ZFS is both Filesystem and RAID-engine. Z...