系统内冗余或重复数据的度量,表明存储和潜在性能问题效率低下。
1 FDR = 1.429 CR
1 CR = 0.7 FDR
例子:
将15 频级冗余转换为频道冗余:
15 FDR = 21.429 CR
| 频级冗余 | 频道冗余 |
|---|---|
| 0.01 FDR | 0.014 CR |
| 0.1 FDR | 0.143 CR |
| 1 FDR | 1.429 CR |
| 2 FDR | 2.857 CR |
| 3 FDR | 4.286 CR |
| 5 FDR | 7.143 CR |
| 10 FDR | 14.286 CR |
| 20 FDR | 28.571 CR |
| 30 FDR | 42.857 CR |
| 40 FDR | 57.143 CR |
| 50 FDR | 71.429 CR |
| 60 FDR | 85.714 CR |
| 70 FDR | 100 CR |
| 80 FDR | 114.286 CR |
| 90 FDR | 128.571 CR |
| 100 FDR | 142.857 CR |
| 250 FDR | 357.143 CR |
| 500 FDR | 714.286 CR |
| 750 FDR | 1,071.429 CR |
| 1000 FDR | 1,428.571 CR |
| 10000 FDR | 14,285.714 CR |
| 100000 FDR | 142,857.143 CR |