dds drive support?

Jerry McAllister jerrymc at
Sun Nov 20 01:34:21 GMT 2005

> I am trying to figure out whether or not I can run a Seagate dds-4 
> STD2401LW tape drive under freebsd...say 6.0.  Or any version for that 
> matter.  I am really not sure how to go about trying to see if a piece 
> of hardware unless it is a NIC or a SCSI/RAID/SATA controller that is 
> explicitly listed in the hardware notes for each version will work.  I 
> am pretty sure that I am not suppose to assume that it will not work if 
> it is not listed I?  Does this drive fall under the 'sa' 
> (sequential access) driver that is loaded automatically?

If it is a SCSI device, it will work just fine.
The becomes /dev/nsa...

On the other hand, we have found the DDS (DAT) drives to be annoyingly
unreliable and encourage our sites to look at DLT or LTO drives even
though they are much more expensive.


> I am currently trying to find a tape drive to do db backups on, so I do 
> not have the hardware yet to test this.  So, I hope that there is a way 
> to determine that this will work or not other than actually installing it.
> More information is located here about that drive:
> If this drive does not work under FreeBSD, what are some drives that are 
> supported?
> -Bob
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