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Saturday, September 12, 2009

NAS Protocole (Layer)

September 12, 2009
Physical Layer:
includes disks, Redundant Array of Independent Disks
(RAID) groups they are assigned to, plexes, and aggregates

Logical Layer:
includes volumes, qtrees, Logical Unit Numbers (LUNs

storage systems use block checksum disks (BCDs) for RAID parity checksums.
These disks provide better performance

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