iii
Contents
1
Introduction and General Information
........................................................
13
Intended Audience
..............................................................................................................
13
RAID Levels
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13
RAID 0 - Data Striping
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13
RAID 1 - Disk Mirroring/Disk Duplexing
.....................................................................
14
RAID 4 - Data Striping with a Dedicated Parity Drive
.................................................
15
RAID 5 - Data Striping with Striped Parity
..................................................................
15
RAID 10 - Combination of RAID 1 and RAID 0
..........................................................
16
Chaining
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17
Configuring a Chaining Set Using StorCon
................................................................
17
Configuring a Chaining Set Using StorCon+
..............................................................
17
Levels of Drive Hierarchy Within the Intel
®
RAID Controller SRCU32 Firmware
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18
Level 1
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18
Level 2
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18
Level 3
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18
Level 4
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19
Transparency of Host Drives
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19
Using CD-ROMs, DATs, Tapes, etc
...........................................................................
20
2
Getting Started
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21
What is the Intel RAID Controller SRCU32 Firmware?
........................................................
21
Standard Firmware
....................................................................................................
21
RAID Hardware Installation and Setup
...............................................................................
22
Minimum Hardware Requirements
.............................................................................
22
Installing and Removing the SDRAM
.........................................................................
22
Installing the SDRAM
........................................................................................
22
Removing the SDRAM
......................................................................................
23
Install the Intel RAID Controller SRCU32 in the Intel
®
Server Board
........................
23
Programming the FLASH Memory
.............................................................................
24
SCSI Termination
......................................................................................................
24
Termination
.......................................................................................................
24
Setting the Termination Mode of the Intel RAID Controller SRCU32
.................
25
Configurable SCSI Parameters
..................................................................................
25
Choosing a Configuration
..........................................................................................
26
How Many Hard Drives Should Be Integrated Into the Disk Array?
...................
26
What Level of Redundancy is Needed?
.............................................................
26
Are Hot Fix Drives Needed?
..............................................................................
27
Intel RAID Controller Hardware Features
...................................................................
27
Architecture Features (HW)
...............................................................................
27
Environmental Characteristics
...........................................................................
28
Hard Drive Connectivity (SCSI Specifics)
...........................................................................
28
Supported Hard Drive Technology
.............................................................................
28
Support for Non-Hard-Disk-Drive SCSI Devices (Non-Direct-Access Devices)
..........
29
Array Roaming Compatibility
......................................................................................
30
Number of Supported Devices
..........................................................................
30