Recommened U320 SCSI controller (pci-x)?

[Bernard Buri]

Nico -telmich- Schottelius wrote:
> Hello guys!
> 
> I just found out that there's a scsi-specific ML and perhaps I'll now
> find the answer to the question which u320-pci-x scsi controller is
> recommended for use with freebsd (6.2).
> 
> I read some drivers (amr,cis,mpt,iir), but I'm still not sure which
> card would do best with freebsd.
> 
> I have a adaptec 39320 lying on my desk, but the system (dell sc1425) freezes
> under heavy load [0]. I am using this script [1] to get it freezing,
> although it does _NOT_ work all the time.
> 
> As our aim is to get the server fast up and running again we decided to
> try another scsi controller, but the big question is: Which one?
> 
> Thanks for any hint,
> 
> Nico
> 
> [0]: http://home.schottelius.org/~nico/unix/freebsd/sc1425-freezing-20070604
> [1]: http://home.schottelius.org/~nico/unix/freebsd/testdisks.sh
> 

Hi!

Not only for FreeBSD, I have the best experience with the mpt fusion 
based cards, concerning performance and compatibility/reliability. 
Currently, we have a subversion server running FreeBSD 6.2 without any 
problems on an mpt based raid controller. I believe it is U160 though.