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You are here: MacNN Forums > Hardware - Troubleshooting and Discussion > Consumer Hardware & Components > RAID 1 or 5 enclosure, mind boggling...

RAID 1 or 5 enclosure, mind boggling...
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Senior User
Join Date: Mar 2003
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Jul 19, 2004, 11:03 PM
 
I have a Cube that basically sits there because I'll never get rid of it. So I am planning on hooking a firewire 800 multi bay enclosure to it. And with the reading at Slashdot and knowing I will never swap out the drives to another machine - I think I might go the software RAID route. But I have questions...

Can I create RAID 5 through OS X and a 3 drive setup?

If I am not planning on swapping out the drives to any other machine - wouldn't software RAID be the right choice, especially when the Cube doesn't do much processor-wise?

Here are the options:

http://eshop.macsales.com/Catalog_It...=OWCMFW800DUAL
http://www.smalldog.com/product/12653205

If I wanted to built my own, RAID 1 - I would need the chassis, mobile docks, a power supply, a bridgeboard, and a RAID controller?
     
Mac Elite
Join Date: Nov 2001
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Jul 20, 2004, 11:21 AM
 
Originally posted by velodev:
I have a Cube that basically sits there because I'll never get rid of it. So I am planning on hooking a firewire 800 multi bay enclosure to it. And with the reading at Slashdot and knowing I will never swap out the drives to another machine - I think I might go the software RAID route. But I have questions...

Can I create RAID 5 through OS X and a 3 drive setup?

If I am not planning on swapping out the drives to any other machine - wouldn't software RAID be the right choice, especially when the Cube doesn't do much processor-wise?

Here are the options:

http://eshop.macsales.com/Catalog_It...=OWCMFW800DUAL
http://www.smalldog.com/product/12653205

If I wanted to built my own, RAID 1 - I would need the chassis, mobile docks, a power supply, a bridgeboard, and a RAID controller?
The OS X software RAID cannot do RAID 5. It can only do RAID 0 and 1.

As such, you'd need a product which could do hardware RAID, if you wanted to do RAID 5. I'm not aware of any products that do so. Software RAID, even if you could do it, would be pretty slow -- it's usually slower than a single drive. I'd recommend for "home use" that you do RAID 1 -- there are some enclosures (e.g. from Wiebetech) which can do 2-drive RAID 1. Pretty fast, and your data is pretty well protected from hardware (disk) failure -- though of course RAID 1 isn't a backup -- delete a file and it's immediately deleted from *all* drives.
     
Mac Elite
Join Date: Aug 2001
Location: Madison, WI
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Jul 20, 2004, 04:34 PM
 
Also, a FW800 enclosure isn't going to work with a Cube. FW400 only.

I too agree that RAID1 would be the right tool for this job.
OS X: Where software installation doesn't require wizards with shields.
     
   
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