Dell CERC SATA 2S question

[Jonathan Reeder]

Hmm, well since I'm stuck with the hardware that I've been given, does
that mean that I need to pursue a different OS?  I'd love to run FreeBSD
on this server, but I can't change any of its hardware so do I need to
look at Linux?

On Mon, 2004-12-20 at 16:29, Roger. O. Svenning wrote:
> Jonathan Reeder wrote:
> 
> >I just got a Dell PowerEdge SC420 (or something like that) with the CERC
> >SATA 2S RAID.  When the server boots, the Adaptec utility tells me that I
> >have one array configured, a RAID 1 with 2 drives.  However, when I launch
> >the 5.3 installer and go to Allocate Disk Space options, it sees two drives
> >rather than the single RAID array.  The two drives it sees are ad4 and ad6.
> >I get an error when I select either of them, saying:
> >  
> >
> RAID on your SATA controller are not supported by FreeBSD.
> If supported you'd see the array as ar0 along with the ad(4|6) entries.
> 
> >"A geometry of 310019/16/63 for ad(4|6) is incorrect.  Using a more likely
> >geometry..."
> >
> >  
> >
> This is quite normal
> 
> >Any thoughts on how I can get FreeBSD to see my SATA array as an array
> >rather than as two separate drives?
> >  
> >
> Get a supported SATA controller.
> I'm using the HighPoint Rocketraid 15xx ones, tho there seem to be some 
> speed issues as I get very low transfer speeds on the arrays.
> 
> Roger O. Svenning
>