💾 RAID Calculator
RAID 0, 1, 5, 6, 10 — capacity, redundancy, reliability
RAID Cheat-sheet
| RAID | Minimum disks | Usable capacity | Fault tolerance | Read performance | Write performance |
|---|---|---|---|---|---|
| 0 | 2 | N×disk | 0 | ⚡⚡⚡ | ⚡⚡⚡ |
| 1 | 2 | 1×disk | N-1 | ⚡⚡ | ⚡ |
| 5 | 3 | (N-1)×disk | 1 | ⚡⚡ | ⚡ |
| 6 | 4 | (N-2)×disk | 2 | ⚡⚡ | ⚡ |
| 10 | 4 | (N/2)×disk | N/2 | ⚡⚡⚡ | ⚡⚡ |