What is the HDD space required for configuration of RAID

[Ivan_07]

Hello,

 

[popatim]

raid 0 - no lost space
raid 1 - 50% lost space
rait 10 - 50% lost space
raid 5 - 1 drive lost
raid 6 - 2 drives lost

*this assumes all the drives in the raid are the exact same size.