189cf1f5___Disadvantage
[RAID Level] 5 [Description] Disk striping with distributed parity [Advantage] High read performance, medium write performance with data protection in case of a drive failure [Ideal...] Content creation applications requiring data protection [Disadvantage] 
Useable storage capacity equals total capacity of all drives in the array, less the capacity of one drive. Example: 4 TB - 1 TB(for RAID 5) = 3TB usable capacity Disk failure results in drop in performance
Disadvantage