As first thing a small lesson about what’s ZFS:
ZFS is a combined file system and logical volume manager designed by Sun Microsystems. The features of ZFS include protection against data corruption, support for high storage capacities, integration of the concepts of filesystem and volume management, snapshots and copy-on-write clones, continuous integrity checking and automatic repair, RAID-Z and native NFSv4 ACLs. ZFS is implemented as open-source software, licensed under the Common Development and Distribution License (CDDL). The ZFS name was registered as a trademark of Oracle until September 20, 2011
And now after more than two years in the experimental stage, the ZFS file system for Linux is ready for widespread use.
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