transactional file system with CRCs, developed for high performance and reliability in embedded systems, from Datalight. ZFS  – Created by  Sun Microsystems  for use on  Solaris  10 and  OpenSolaris , ported to  FreeBSD  7.0,  NetBSD  (as of 08/2009),  Linux [4]  and to  FUSE  (not to be confused with the two zFSes