Biostar TP35D3-A7 deluxe Setup Manual page 25

RAID 5:
RAID 5 stripes both data and parity information across three or more drives. It writes
data and parity blocks across all the drives in the array. Fault tolerance is maintained by
ensuring that the parity information for any given block of data is placed on a different
drive from those used to store the data itself.
Features and Benefits
Drives: Minimum 3.
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Uses: RAID 5 is recommended for transaction processing and general
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purpose service.
Benefits: An ideal combination of good perf ormance, good f ault tolerance,
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and high capacity and storage efficiency.
Drawbacks: Individual block data transfer rate same as a single disk. Write
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perf ormance can be CPU intensiv e.
Fault Tolerance: Yes.
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ICH9R
TP35D3-A7 Deluxe
Dis k 1
DATA 1
DATA 3
PARITY
DATA 7
DATA 9
PARITY
Dis k 2
DATA 2
PARITY
DATA 5
DATA 8
PARITY
DATA 11
Dis k 3
PARITY
DATA 4
DATA 6
PARITY
DATA 10
DATA 12
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