/dev/disk/by-id/ata-WDC_WD10EZEX-08M2NA0_WD-WMC3F1471486-part4
--cipher
encryption algorithm--key-size
encryption key size--iter-time
Number of millisecond to spend P8KDF passphrase processing--use-random
use /dev/random-y
verify passphrasetank/ROOT/home