ZFS RAID (RAIDZ) Calculator - Capacity

To calculate simple ZFS RAID (RAIDZ) capacity, enter how many disks will be used, the size (in terrabytes) of each drive and select a RAIDZ level. Then, click the Calculate RAIDZ Capacity button.

Calculate ZFS RAID Capacity


ZFS RAIDZ Drive Requirements

  • RAID Z requires 3 drives or more
  • RAID Z2 requires 5 drives or more
  • RAID Z3 requires 8 drives or more