RAID Setup Assistance

Kurt Wall kwall
Mon May 17 11:58:23 PDT 2004


In a 2.4K blaze of typing glory, Chong Yu Meng wrote:
> Kurt Wall wrote:

[tale of RAID ignorance elided]

> If memory serves, the way to configure RAID is:
> 1. Install the card and hook up the drives, making sure that all IDs are 
> set correctly, and that the cable is properly terminated
> 2. Since you are using a SCSI card, there should be an option during 
> bootup to escape to the SCSI BIOS (for Adaptec it is Ctrl+<A>, not sure 
> about Mylex, though)

The interesting thing: Ctrl+A brought up the SCSI BIOS, but the attached
disks were not detected. Only the SCSI controller. I presume this is
because the SCSI controller is situated on the RAID controller, but I
honestly don't know, now having cracked the thing open yet.

Alt+M opened the RAID BIOS, but there was nothing there that suggested
I could reset anything so, failing that, I left everything as it was.
It isn't broken, so I don't need to "fix" it.

> 3. Once inside the SCSI BIOS, you will need to decide the RAID-level you 
> desire. Then setup the hard disks, etc. for that RAID level (it should 
> be fairly intuitive, but if you need more help, you'll need to refer to 
> the manual.)
> 4. Once the disks are setup, you may need to reboot
> 5. Install operating system.

The RAID hardware was already setup. I will be rolling the new
server out sometime this week. I have some patches I want to apply.

> Note that you configure RAID first, then install the operating system. 
> That's how I did it in the past. You can add disks to the array, but you 
> will need to re-configure through the SCSI BIOS again. Same with 
> removing disks.
> 
> Hope this helps.

It did. Thanks Pascal and Llama.

Kurt
-- 
In case of injury notify your superior immediately.  He'll kiss it and
make it better.


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