Need help with isp driver and disk arrary

kreios at kreios at
Mon Mar 27 00:37:15 UTC 2006

On 3/26/06, Tony Maher <anthony.maher at> wrote:
> Claus Guttesen wrote:
> >>I am having a problem with the isp driver seeing a StorageTek disk
> >>array LUNs.  I am directly attaching to the array and everything works
> >>find as long as I plug into the A controller on the array.  When I
> >>connect up to the B controller, I can not see any of the LUNs
> >>advertised.  The QLogic firmware can see the LUNs. The only difference
> >>I can see are that the LUNs start at 0 on the A side and at 3 on the B
> >>side.
> >
> >
> > In 5.x (and probably still applies to 6.x) LUN's have to start at 0 in
> > order to be visible. So you have to change or LUN-mask so they start
> > at 0.
> And in 4.x.  This behaviour is unlikely to change since the standards
> only require checking for device at lun 0 (and if found then scanning
> for more).
> You can use camcontrol to rescan the bus (or device) to make it visible.

Thanks for the help.  Looks like I am out of luck on this one. 
Rescanning the bus does not show the LUNs.   Remapping the LUN is out
due to license issues with the unit.  I am investigating how much it
will cost to activate the feature but I don't have high hopes of that

Thanks again,

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