On Thu, 19 Apr 2001, Domas Mituzas wrote:
> We've got Intel ISP2150 chasis with two quantum atlass 36g drives,
> connected via SCA to mylex acceleraid 170 (firmware 6.x).
>
> Mylex logical volume was inicialized using automatic setup, cause it fully
> satisfied our needs (fault-tolerant mirror).
>
> It always (during successful starts and not successful ones) showed us
>
> (probe15:mly0:1:0:0): MODE SENSE(06). CDB: 1a 0 a 0 14 0
> (probe15:mly0:1:0:0): ILLEGAL REQUEST asc:21,0
> (probe15:mly0:1:0:0): Logical block address out of range
>
> Unsuccessful starts included:
>
> (probe6:mly0:0:6:0): INQUIRY. CDB 12 1 80 0 ff 0
> (probe6:mly0:0:6:0): ILLEGAL REQUEST asc:24,0
> (probe6:mly0:0:6:0): Invalid field in CDB
>
> As far as I understand, 0:6:0 is SCA processor, identified by mylex bios
> as:
>
> 0:06 Processor ESG-SHV SCA HBPM10 0.04
Good to know the ISP2150 has an intelligent SCSI backplane. Not every
SCA system does.
> So it seams, that mylex doesn't know how to work with it.
Well, I've used FreeBSD with Mylex AccelRAID 352s on a number of IBM
x340s with intelligent SCSI backplanes. It reports the physical device
gone message:
> mly0 physical device 0:6 gone
> that is repeated several times.
But it does not panic.
Tom
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