Subject: Re: odd scsi disk probing
To: Paul Kranenburg <pk@cs.few.eur.nl>
From: Matthew Jacob <mjacob@feral.com>
List: tech-kern
Date: 12/06/2003 20:37:50
Yes, the verbosity was intended. It's telling you very clearly what it
needs. Put on the jumper that spins the drive up on poweron.


On Tue, 25 Nov 2003, Paul Kranenburg wrote:

> With a current kernel (on a Spacstation IPC), I get this:
>
>   sd2 at scsibus0 target 2 lun 0: <SEAGATE, ST12400N SUN2.1G, 8720> disk fixed
>   sd2(esp0:0:2:0):  Check Condition on CDB: 0x00 00 00 00 00 00
>       SENSE KEY:  Not Ready
>        ASC/ASCQ:  Logical Unit Not Ready, Initialization Command Required
>        FRU CODE:  0x1
>
>   sd2: drive offline
>   sd2: sync (200.00ns offset 15), 8-bit (5.000MB/s) transfers, tagged queueing
>
> When first accessed after the boot is completed, e.g. by disklabel(8),
> the drive is spun up and everything is fine.
>
> Is this verbosity intended?
>
>
> On the same machine there's another disk, which now probes like so:
>
>   sd0 at scsibus0 target 3 lun 0: <MAXTOR, LXT-213S SUN0207, 4.17> disk fixed
>   sd0: fabricating a geometry
>   sd0: 202 MB, 202 cyl, 64 head, 32 sec, 512 bytes/sect x 415436 sectors
>   sd0: async, 8-bit transfers
>
> Note the `fabricating' nonsense. Previously, the kernel was able to
> extract a `native' geometry just fine, as the message logs show:
>
>   sd0 at scsibus0 target 3 lun 0: <MAXTOR, LXT-213S SUN0207, 4.17> disk fixed
>   sd0: 202 MB, 1310 cyl, 7 head, 45 sec, 512 bytes/sect x 415436 sectors
>   sd0: async, 8-bit transfers
>
> -pk
>