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MegaRAID 6Gb/s SAS RAID Controllers User’s Guide 1-1
Copyright © 2009 by LSI Corporation. All rights reserved.
Chapter 1
Overview
This chapter provides an overview of the MegaRAID 6Gb/s Serial
Attached SCSI/Serial ATA II controllers with RAID control capability.
It consists of the following sections:
• Section 1.1, “Overview”
• Section 1.2, “SAS Controller Descriptions”
• Section 1.3, “General Description”
• Section 1.4, “Configuration Scenarios”
• Section 1.5, “Benefits of the SAS Interface”
• Section 1.6, “Summary of SAS RAID Controller Characteristics”
• Section 1.7, “Hardware Specifications”
• Section 1.8, “Technical Support”
1.1 Overview
The MegaRAID 6Gb/s SAS RAID controllers are high-performance
intelligent PCI Express-to-SCSI/Serial ATA II adapters with RAID control
capability. MegaRAID 6Gb/s SAS RAID controllers provide reliability, high
performance, and fault-tolerant drive subsystem management. They are
an ideal RAID solution for the internal storage of workgroup,
departmental, and enterprise systems. MegaRAID 6Gb/s SAS RAID
controllers offer a cost-effective way to implement RAID in a server.
SAS technology brings a wealth of options and flexibility with the use of
SAS and Serial ATA (SATA) II devices within the same storage
infrastructure. However, SAS and SATA devices bring individual
characteristics that make each one a more suitable choice depending on
your storage needs. MegaRAID gives you the flexibility to combine these