[QCLUG] SCSI issue

[Jim Hall]

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On Tue, Apr 21, 2009 at 6:55 PM, Steve Langasek <vorlon@dodds.net> wrote:

> On Tue, Apr 21, 2009 at 11:23:51AM -0500, Jim Hall wrote:
>
> > I have a scanner attached to an Adaptec card. Only use scanner on average
> > twice a month for about 15 minutes, off and disconnedted from the card
> the
> > rest of the time.  Most of the time after connecting the scanner back to
> the
> > card and powering it up  I have to reboot for the card to be recognised
> > again. I've searched the repositories with every term I can think of.
> Tools
> > for working with the bus - yes. Working with the card - no. All I really
> > want to do is be able to restart the card similar to start/stop the NIC.
> > Command line, something.
>
> keywords: "rescan scsi bus"
>
> If you install the scsitools package, it comes with a tool called
> rescan-scsi-bus.sh that will (at least in theory) let you do exactly this.
>
> I'm assuming you don't need to scan LUNs or channels, just devices, so
> something like:
>
>  rescan-scsi-bus.sh -r
>
> before you connect the scanner, and again when you unplug it and are done
> with it, should do the trick.  If it doesn't, throw an extra "-w" option on
> there and try again.
>
> --
> Steve Langasek                   Give me a lever long enough and a Free OS
> Debian Developer                   to set it on, and I can move the world.
> Ubuntu Developer                                    http://www.debian.org/
> slangasek@ubuntu.com                                     vorlon@debian.org
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Thanks, Steve. I've tried it for a few days and it works perfectly.

Jim

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