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Contents
1 Introduction
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1
HP NetRAID-1M and 2M Adapters
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1
Features of the HP NetRAID-1M and 2M Adapters
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1
Channels and Devices
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1
Adapter Hardware and Battery-backed Cache
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4
SCSI Termination and Firmware
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5
New Features of HP NetRAID-1M and 2M Adapters
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5
Physical Disk Roaming and Data Migration
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6
Fault-Tolerance and Management Features
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7
Changing Capacity and RAID Levels
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7
About This Guide
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8
Other Information Sources
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8
Tools You May Need
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9
2
RAID Overview
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11
RAID Overview
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11
Physical Drives
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11
Arrays
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11
Hot Spares
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12
Logical Drives
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12
Understanding RAID Levels
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13
Arrays with No Redundancy: RAID Level 0
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14
Basic Arrays with Redundancy: RAID Levels 1 and 5
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15
Spanned Arrays: RAID Levels 10 and 50
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3
Installation and Configuration Overview
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4 Planning
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Overview
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Step A. Plan Your Hardware
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Gather Information
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Sample Worksheet A
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Multiple Adapters
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Boot Order
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27
Channels
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Step B. Plan Arrays and Logical Drives
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