[Sunhelp] Software RAID or Hardware RAID...

Gregory Leblanc GLeblanc at cu-portland.edu
Wed Jun 30 17:04:46 CDT 1999


I've toyed around with software RAID on other OSs, (not Solaris, yet) and
I've been very disappointed.  It's usually not very clean or easy to
implement, and it eats up CPU like crazy.  If you want to do mirroring, you
MIGHT be ok with a software solution.  RAID5 is good if you need speed
combined with redundancy.  It requires at least three disks, but can
accommodate many more.  I don't know how large of a set you are looking at,
but if it's more than four or five disks you'll probably want an external
chassis for your drives, which you can hook up to your Sun via SCSI.  
	Greg

Gregory Leblanc                       A+ Certified Technician
Concordia University              http://www.cu-portland.edu
Network Support Specialist    gleblanc at cu-portland.edu


> -----Original Message-----
> From: brian [mailto:brian at casa.net]
> Sent: Tuesday, June 29, 1999 5:32 PM
> To: SunHELP at ohno.mrbill.net
> Subject: [Sunhelp] Software RAID or Hardware RAID...
> 
> 
> Question:
> 
> Can someone help my with some info on either one of these 
> solutions. I am
> wanting to span multiple 18gig SCSI HD together for a large directory
> space...
> 
> 
> RAID solution via Software for ether Solaris 2.6 for sparc or 
> Solaris 2.7
> for x86.
> 
> or
> 
> RAID solution via Hardware running on Solaris 2.7 for x86 
> (with or without
> using Adaptec AAA-131U2 card)
> 
> 
> 
> Thanks in Advance,
> Brian
> 
> Austin, TX
> 
> 
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