S-ATA RAID Controllers Revisited

John R. Shannon john at johnrshannon.com
Mon Jan 12 10:01:57 PST 2004

Hash: SHA1

I don't know about SATA RAID support, but, you might look at vinum to mirror 
your drives if the hardware support is not there. It works quite well.

On Monday 12 January 2004 10:53 am, Dr. Clark Mankin wrote:
> Hello, Everyone.
> I have just completely replaced my server farm with new machines built
> around the Asus A7N8X system board which includes a pair of these RAID
> controllers on the board.  The Windoze driver supports RAID 0 interleaving
> for faster performance or RAID 1 to create mirrored pairs.
> FreeBSD 5.1 found the RAID controller but failed to install a driver.  I'm
> not certain whether I might need to roll a custom kernel for that function
> or if I might find a 3rd party driver that will work.  Really all I want is
> RAID 1.  I have a file server and mirrored pairs meet my particular need
> best.
> For those of you who might want to experiment a bit, two brand new hard
> drives by the same manufacturer and of the same size can be mirrored very
> satisfactorily using rsync.  This is not "RAID" in the strict sense of the
> word, however the end results are so similar that I doubt anyone
> blindfolded would know whether the drive had been mirrored with a RAID
> controller or with rsync.
> Since I have the raid controllers I thought I'd try them - if I can get a
> driver.  If not then I'll use "plan b" and mirror a drive in each enclosure
> using rsync as a nightly procedure in addition to my regular backup
> routine.
> If any of you intrepid Digital Pioneers know of an appropriate driver,
> please share your knowledge.
> Thanks and I hope your day is filled with joy and prosperity.
> D. Clark Mankin
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- -- 

John R. Shannon
john at johnrshannon.com
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