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Linux DPT Hardware RAID mini-HOWTO

Ram Samudrala (me@ram.org)

v1.6, February 20, 2002

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How to set up hardware RAID under Linux.

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1. Introduction

2. Supported controllers

• 2.1 DPT controllers
• 2.2 ICP vortex controllers

3. What hardware should be used?

• 3.1 Controller type
• 3.2 Enclosure type

4. Installation

• 4.1 Installing and configuring the hardware
• 4.2 Configuring the kernel
• 4.3 Bootup messages

5. Usage

• 5.1 fdisk, mke2fs, mount, etc.
• 5.2 Hot swapping
• 5.3 Performance

6. Features in the EATA DMA driver

7. Troubleshooting

• 7.1 Upon bootup, no SCSI hosts are detected
• 7.2 RAID configuration shows up as N different disks
• 7.3 Machine/controller is shut down in the middle of a format
• 7.4 SCSI_ABORT_BUSY errors produced during initial filesystem format
• 7.5 If all fails...

8. References

9. Acknowledgements

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