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IBM PowerLinux information
Use the table provided here to compare the cache features of the SAS RAID controller cards for the Linux operating system.
| CCIN (Custom Card Identification Number) | Write cache size | Read cache size | Cache battery pack technology | Cache battery pack FFC | Cache battery concurrent maintenance | Cache data present LED | Removable cache card | Auxiliary write cache (AWC) support |
|---|---|---|---|---|---|---|---|---|
| 572A | No | No | No | No | ||||
| 572B | 175 MB | LiIon | 2D03 | No | No | Yes | No | |
| 572C | No | No | No | No | ||||
| 572F | Up to 1.5 GB (compressed) | Up to 1.5 GB (compressed) | No | No | Yes | |||
| 574E | 380 MB | LiIon | 2D0E | No | Yes | Yes | No | |
| 575C | Up to 1.6 GB (compressed) | Up to 1.6 GB (compressed) | LiIon | 2D062 | Yes | No | No | Yes |
| 57B3 | No | No | No | No | ||||
| 57B4 | No | |||||||
| 57B5 | 1.8 GB | None (uses supercapacitor technology) | No | No | No | No | ||
| 57B7 | 175 MB | LiIon | 2D05 | Yes | Yes | No | Yes | |
| 57B8 | 175 MB | NA1 | NA1 | NA1 | No | No | Yes | |
| 57B9 | No | No | No | No | ||||
| 57BA | No | No | No | No | ||||
| 57BB | 1.8 GB | None (uses supercapacitor technology) | No | |||||
| 57C3 | 3.1 GB | No | No | No | No | |||
| 57C4 | No | No | No | No | ||||
| 57CD | No | No | No | No | ||||
| 57CE | Up to 12 GB (compressed) | None (uses supercapacitor technology) | No | |||||
| 2BD9 | 175 MB | Lilon | 2D1B | No | Yes | No | Yes | |
| 2BE0 | No | No | No | No | ||||
| 2BE1 | 175 MB | Lilon | 2D1B | No | Yes | No | Yes | |
1 The controller contains battery-backed cache, but the battery power is supplied by the 57B8 controller through the backplane connections. 2 The cache battery pack for both adapters is contained in a single battery FRU which is physically located on the 575C auxiliary cache card. |
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