ZFS


 * Not to be confused with zFS (IBM), an unrelated IBM mainframe filesystem

ZFS is a filesystem originally developed by Sun Microsystems. It has sophisticated features, including software RAID, deduplication, and data compression.

Storage formats

 * ZFS On-Disk Specification – Draft (2006)
 * Oracle Solaris 11.2 ZFS Version Descriptions
 * OpenZFS Feature Flags

Links

 * Wikipedia article
 * OpenZFS
 * ZFS on Linux
 * Oracle Solaris 11 ZFS
 * Article about production-ready ZFS for Linux
 * OpenZFS Feature Flags Compatibility Matrix (VX weblog)