4 manageability/disk console features, 2 raid overview, Manageability/disk console features – MSI X2-109 v1 User Manual

Page 20: Raid overview

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1-4

Overview

Version 2.0

Copyright © 2006 by LSI Logic Corporation. All rights reserved.

1.1.4

Manageability/Disk Console Features

The following features are available to manage the logical and physical
disks in the system:

Configuration information display (in MegaRAID BIOS Configuration
Utility and MegaRAID Storage Manager software)

Support for RAID levels 0, 1, 5, and 10

Online mirror rebuilding

Online consistency checks

Array management software

Error logging and notification

Support for hot device insertion and removal

Automatic resume of rebuilding on restart

Support for manual rebuild

Ability to create up to eight logical drives per configuration

Auto-configuration support of newly added physical drive

Support for global hotspares

Support for disk coercion

Array initialization support (fast and normal)

Logical drive availability immediately after creation

Supported stripe size of 64 Kbytes only

1.2

RAID Overview

This section provides a brief overview of the types of RAID configurations
that Embedded MegaRAID Software supports.

The first step in creating a RAID storage configuration is to configure
physical disk drives in arrays. As defined for Embedded MegaRAID
Software, an array is a group of one to eight physical disks that is seen
by the host computer system as one large disk drive, or logical drive.
Only one RAID level can be assigned to each array.

A RAID 0 array consists of one to eight physical drives.

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