LTO3 tape drive not detected

Daniel O'Connor doconnor at
Fri Jun 24 01:47:39 UTC 2011

On 24/06/2011, at 6:17, Joe in MPLS wrote:
> This was originally posted on the freebsd-questions list. It was suggested that I post it here:
> I have FreeBSD 8.2-RELEASE running on an HP DL360 G5. I recently added an (HP branded) LSI Logic single channel SCSI 320 card and attached an HP Ultrium 920 LTO3 tape drive.
> The system sees the SCSI controller as mpt0, and it seems to know there's something at SCSI ID 4, but I get an "AutoSense Failed" for hba/id/lun 0:4:0 at boot and subsequent camcontrol rescans.
> I checked the supported hardware doc for the release but it doesn't get very specific about tape drives. This is my first experience with LTO3 tape. I was hoping that I'd automagically get a /dev/sa0 device like I always did with my old DLT drives but it wasn't to be this time.
> Is there a way to make this drive work?

I'd check the cabling etc..

I have an LTO2 drive that "Just works (tm)".

Can you boot a Linux ISO and see if that finds it?

Daniel O'Connor software and network engineer
for Genesis Software -
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are so many of them to choose from."
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