# dd if=/dev/zero of=foo.bin bs=1M count=64 64+0 records in 64+0 records out 67108864 bytes (67 MB) copied, 0.382797 s, 175 MB/s # losetup --find --show foo.bin /dev/loop0 # zpool create -o version=8 mypool /dev/loop0 # zpool get version mypool NAME PROPERTY VALUE SOURCE mypool version 8 local # zfs get version mypool NAME PROPERTY VALUE SOURCE mypool version 2 - # zpool get all mypool NAME PROPERTY VALUE SOURCE mypool size 59.5M - mypool capacity 0% - mypool altroot - default mypool health ONLINE - mypool guid 9086380588441928812 local mypool version 8 local mypool bootfs - default mypool delegation on default mypool autoreplace off default mypool cachefile - default mypool failmode wait default mypool listsnapshots off default mypool autoexpand off default mypool dedupditto 0 default mypool dedupratio 1.00x - mypool free 59.4M - mypool allocated 72K - mypool readonly off - mypool ashift 0 default mypool comment - default mypool expandsize 0 - mypool freeing 0 local mypool feature@async_destroy disabled local mypool feature@empty_bpobj disabled local mypool feature@lz4_compress disabled local # zfs get all mypool NAME PROPERTY VALUE SOURCE mypool type filesystem - mypool creation Sun Jul 6 13:54 2014 - mypool used 63K - mypool available 27.4M - mypool referenced 18K - mypool compressratio 1.00x - mypool mounted yes - mypool quota none default mypool reservation none default mypool recordsize 128K default mypool mountpoint /mypool default mypool sharenfs off default mypool checksum on default mypool compression off default mypool atime on default mypool devices on default mypool exec on default mypool setuid on default mypool readonly off default mypool zoned off default mypool snapdir hidden default mypool aclinherit restricted default mypool canmount on default mypool xattr on default mypool copies 1 default mypool version 2 - mypool utf8only off - mypool normalization none - mypool casesensitivity sensitive - mypool vscan off default mypool nbmand off default mypool sharesmb off default mypool refquota none default mypool refreservation none default mypool primarycache all default mypool secondarycache all default mypool usedbysnapshots 0 - mypool usedbydataset 0 - mypool usedbychildren 0 - mypool usedbyrefreservation 0 - mypool logbias latency default mypool dedup off default mypool mlslabel none default mypool sync standard default mypool refcompressratio 1.00x - mypool written 0 - mypool logicalused 24K - mypool logicalreferenced 9K - mypool snapdev hidden default mypool acltype off default mypool context none default mypool fscontext none default mypool defcontext none default mypool rootcontext none default mypool relatime off default