IBM x236 with Serveraid

[Scott Long]

Balgansuren Batsukh wrote:
> Hello,
> 
> We installed FreeBSD-6.0-RELEASE and cvsuped to STABLE.
> 
> We configured machine as IPFW+NAT and installed SQUID+SQUIDGUARD+DANSGUARDIAN.
> 
> It works well under light load, but on heavy load suddenly no response whole machine.
> 
> We guess FreeBSD-6.0 doesn't support ServeRaid-7k/7t on IBM eSeries x236 server.
> 
> It only can detect as SCSI controller, not as RAID controller.
> 

That's because you were sold a software RAID controller, not a hardware 
RAID controller.  All you have is a SCSI chip and a BIOS that knows how
to do striping and mirroring on it.  It's left up to the OS to do the
actual RAID work, and that isn't supported in the FreeBSD SCSI stack.

Scott