SATA Raid motherboard

[Christian Brueffer]

On Thu, May 11, 2006 at 05:23:06PM +0200, Nagy László Zsolt wrote:
> Sam Clements írta:
> >http://www.freebsd.org/cgi/man.cgi?query=ataraid&sektion=4&apropos=0&manpath=FreeBSD+6.0-RELEASE+and+Ports 
> >
> >
> >Says:
> >    The ataraid driver can read the following metadata formats:
> >
> >    ·     Adaptec HostRAID
> >    ·     Highpoint V2 RocketRAID
> >    ·     Highpoint V3 RocketRAID
> >    ·     Intel MatrixRAID
> >
> >I do believe only RAID 0 or 1 is supported in a two disk
> >configuration. Also, note that ataraid cannot yet write this metadata
> >format so you'll have to use the BIOS to create & rebuild your
> >RAID's...
> Thank you. Of course I can use the BIOS to create the mirrored set. But 
> after that, can I install FreeBSD with the standard installer?  I'm not 
> sure if 'ataraid' is included in GENERIC. Will the installer notice the 
> RAID-1 array as a new physical drive? Unfortunately, I do not have the 
> hardware yet, so I cannot try this. A real SCSI RAID controller would be 
> too expensive for me. If I cannot install the whole system on the 
> mirrored set, then probably it is better to use gvinum, because it 
> allows me to buy a cheaper motherboard and use different hard drives. 
> However, gvinum also has disadvantages (cannot mirror the root fs, or it 
> is too difficult and I'm not familiar with vinum...)
> 

Yes, ataraid(4) is in GENERIC and installing on it should Just Work (tm).

- Christian

-- 
Christian Brueffer	chris at unixpages.org	brueffer at FreeBSD.org
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