CFI TERA STOR SATA RAID IV Guide de l'utilisateur télécharger pdf (Page 15)

Intel® RAID Controller RS2SG244 Hardware User’s Guide 5

— Adaptive Read Ahead: Reads ahead and caches data only if doing sequential

reads.

— I/O setting. Determines whether read operations check the cache before reading

from disks.

✧ Cache I/O: Checks cache first, only reads disk if data is not in the cache.

✧ Direct I/O: Reads data directly from disk. (not cache)

• Redundancy through:

— Configuration stored in non-volatile RAM and on the drives (COD).

— Hot-swap support.

— Optional battery backup for cache memory.

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CFI TERA STOR SATA RAID IV Guide de l'utilisateur Page 15