Installation and configuration of the HP NetRAID, NetRAID-1 and NetRAID 3Si Adapters

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Contents
1 Introduction..................................................................................................1
HP NetRAID Series Adapters.........................................................................1
Features of the HP NetRAID Series Adapters ................................................2
Channels and Devices ...............................................................................2
Adapter Hardware and Battery-backed Cache............................................5
SCSI Termination and Firmware................................................................6
New Features of HP NetRAID Series Adapters ..........................................7
Physical Disk Roaming and Data Migration................................................8
Fault-Tolerance and Management Features...............................................8
Changing Capacity and RAID Levels .........................................................9
About This Guide ...........................................................................................9
Other Information Sources...........................................................................10
Tools You May Need....................................................................................10
2 RAID Overview ...........................................................................................13
RAID Overview............................................................................................13
Physical Drive..........................................................................................13
Arrays......................................................................................................13
Hot Spare ................................................................................................14
Logical Drive............................................................................................14
Understanding RAID Levels .........................................................................15
Arrays with No Redundancy: RAID Level 0 ..............................................16
Non-spanned Arrays with Redundancy: RAID Levels 1, 3, and 5..............17
Spanned Arrays: RAID Levels 10, 30, and 50 ..........................................20
3 Installation and Configuration Overview..................................................27
4 Planning .....................................................................................................29
Overview .....................................................................................................29
Step A. Plan Your Hardware ........................................................................29
Gather Information...................................................................................29
Sample Worksheet A...............................................................................30
Multiple Adapters.....................................................................................31
Slot Selection and Boot Order..................................................................31
Channels .................................................................................................32
Step B. Plan Arrays and Logical Drives........................................................33