Re: Hardware versus Software

[Ming Zhang <mingz@ele.uri.edu>]

On Wed, 2004-05-19 at 15:00, Ricky Beam wrote:
> On Wed, 19 May 2004 AndyLiebman@aol.com wrote:
> >But the question still remains, is there any other safety and reliability
> >advantage to using Hardware? Is the data on a Hardware RAID more likely to
> >remain intact in the event of a computer crash or freeze?
> 
> The linux software RAID is good stuff.  It *can* be difficult to repair
> an array in a few cases -- don't put the root FS in a non-mirrored array
> and they shouldn't be a problem.
> 
> As you don't care about CPU cycles used by the array, you're far better
> off using the software raid with normal drive controllers. (esp. true
> for SATA.)  Hardware RAID cards generally offer better managability
> and stability -- the OS doesn't have to know if a drive fails, they're
> designed to hot-swap drives with little or no fuss, etc.  But, they will
> be just a reliable as anything else.
is there any support from linux that can do this hot swappable a little
easier? 


> 
> For a system I never want to have to touch, I use hardware raid.  For those
> systems sitting at my feet, that isn't as important.
> 
> --Ricky
> 
> 
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-- 
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| Ming Zhang, PhD. Student
| Dept. of Electrical & Computer Engineering
| College of Engineering
| University of Rhode Island
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