[X-Unix] Hardware RAID Setup

[Eric F Crist]

Funny question, have you formatted the new raid device?

Eric


On May 12, 2010, at 14:36:14, Martin McCormick wrote:

> This is a new Mac Pro with a hardware RAID card. It came with 2
> 1 TB disks and I am trying to set them up as a raid 1 mirroring
> configuration.
> 
> raidutil list raidsetinfo
> 
> produced the fact that the drive in Bay 1 was a member of
> raidset RS1 and the drive in Bay 2 was a member of raidset RS2.
> to make a RAID 1, I understand that I should have them both
> members of the same raidset so I set about to make that happen.
> This meant dismounting /Volumes/Macintosh HD and ultimately
> /Volumes/Macintosh HD 2 which held the OS so I did this from the
> Installation disk.
> 
> 	This means that after that time, there was no startup or
> boot disk visible.
> 
> going to the GUI in raidutility, the raid 1 was actually the
> default configuration so I clicked Create.
> 
> 	Going back to Terminal and the Command line, 
> 
> raidutil list raidsetinfo shows a 1 TB raid consisting of the
> drives in Bay 1 and Bay 2 just like one would expect.
> 
> I used radutility to create a volume which I named main1 with
> the following command:
> 
> raidutil create volume --name main1 --raidset RS1 --size all
> 
> and there was an appropriate pause of a few seconds after which
> raidutil said it was initializing. A few hours later,
> 
> raidutil list status
> 
> said all was well with both the raid controller and the volume
> main1.
> 
> 	I am now stuck as to what to do next. Somehow, I must go
> from this volume to a mountable device that the startup disk
> chooser can see. The man pages for raidutil and diskutil haven't
> made any light bulbs come on in my head yet regarding how to
> turn this volume in to something that looks like a single disk
> which is the whole idea behind the hardware raid.
> 
> 	Right now, the startup disk selector has only the
> Installation DVD and network startup as options.
> 
> 	I fully expect to have to reinstall MacOS, but I am
> confused as to how to make the raid volume show up as a disk.
> 
> 	Thanks for any suggestions.
> 
> Martin McCormick WB5AGZ  Stillwater, OK 
> Systems Engineer
> OSU Information Technology Department Telecommunications Services Group
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---
Eric Crist