SUPER MICRO Computer user manual Overview of the LSI 2108/2208 SAS Controller

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Chapter 1: Introduction to the LSI MegaRAID Software Utility

Chapter 1

Introduction

After you have installed hardware components, you must first configure LSI 2108/2208 SAS MegaRAID settings before you install an operating system and other software drivers.

Note: If you do not wish to configure LSI Software RAID settings, proceed with the OS installation. For OS installation instructions, refer to related documents posted on our website at www.supermicro.com.

1-1 Overview of the LSI 2108/2208 SAS Controller

The LSI 2108/2208 SAS Controller, based on the RoC (RAID-on-Chip) architecture, integrates the most advanced SAS and PCI-Express Generation 2 (LSI2108) or Generation 3 (LSI2208) technologies to offer a cost-effective RAID management tool for high-end workstations or servers that require high system availability and data security. By providing a next generation high bandwidth storage capability, the LSI 2108/2208 Controller excels in I/O transaction and data transferring, and is ideal for video streaming and data processing applications.

In addition, the LSI 2108/2208 controller is SAS2 or SATA3 based and supports up to eight ports with transfer rates of up to 6.0 Gb/s (SAS/SATA infrastructure). By integrating SAS, SATA and hardware RAID support, the LSI 2108/2208 controller offers small-to-mid sized data centers exceptional flexibility to deliver advanced data protection and system performance using high-performance SAS, SATA or solid state devices.

Features of the LSI 2108/2208 Controller

The LSI SAS 2108 Controller supports the following features:

Integrated RAID

RAID 0, RAID 1, and RAID 10 supported

RAID 5, RAID 6, RAID 50 and RAID 60 supported

PCI-Express to 8-Port SAS/SATA Controller with data rates of 8.0 GT/s for PCI-E 3.0 and 5.0 GT/s for PCI-E 2.0

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Contents USER’S Manual Page Manual Organization About This ManualConventions Used in This Manual Asia-Pacific Contacting SupermicroHeadquarters EuropePreface Table of Contents Overview of the LSI 2108/2208 SAS Controller Features of the LSI 2108/2208 Controller6Gb/s SAS Interface High PerformanceFunctions of the LSI MegaRAID Utility Drive Features Supported by the LSI MegaRAID UtilityRAID 0 Example RAID Levels Supported by the 2108/2208 ControllerRAID 1 Example RAID 5 Example RAID 10 ExampleRAID 6 Example RAID 50 ExampleRAID RAID 6RAID RAID 60 ExamplePage Adapter Selection Using the LSI MegaRAID Configuration UtilityLSI MegaRAID Main Screen LSI Configuration Utility Main ScreenController Information Advanced Software OptionsController Selection Controller PropertiesA.R.T DescriptionNCQ Virtual Drives Scan DevicesVirtual Drive Properties Drives DrivesConfiguration Wizard Add Configuration Adding a ConfigurationAdd Drives Configuring Drives ManuallySpan Definition Virtual Drive Definition Configuration Preview Physical View Logical ViewLogical View Event Information EventsExit