Re: Moving from RAID 0 to LVM RAID?

["Jarod Wilson" <user=74@nabble.blu.org>]

 On Thu, 2008-03-06 at 18:56 -0500, Scott R. Ehrlich wrote: 
> Now, from the OS side, LVM is an option.   Say the RAID controller only 
> allows hardware striping or mirroring for logical volumes, but I want to 
> use more than two disks, and I don't want the RAID 0 problem again. 
> 
> When I get a replacement disk and build the system from the ground up 
> again, I could, conceivably, use hardware RAID 1 for the OS on two disks, 
> and CentOS 5 64-bit's LVM for software RAID 5 (or maybe 1+0 if available) 
> on the remaining for 4 disks, maybe 3 disks as active and the 4th as a hot 
> spare? 
> 
> I've never had much faith in software raid, since it is not 
> hardware-based, and there would be a performance hit, but in this case, it 
> could be an option.