odd scsi behaviour.

Scott Long scottl at samsco.org
Tue Jul 27 18:47:48 PDT 2004


Julian Elischer wrote:
> 
> 
> Scott Long wrote:
> 
>> Julian Elischer wrote:
>>
>>>
>>> A new raid array has teh following odd behaviour.
>>>
>>> 1/ old array in same spot worked.
>>> 2/ new array shows up in adaptec bios
>>> 3/ FreeBSD finds NOTHING on scsi bus.
>>>
>>> any suggestions as to how to convince FreeBSD to find the device?
>>> (target 1 LUN 0)
>>>
>>> Bios and device set to 80MB/s
>>> 160MB/s acts the same
>>>
>>> Julian
>>>
>>
>> Uh, what controller are you talking about? 
> 
> 
> 
> it's a adaptec 29160
> the disk is a chaparral raid, and the on eits replacing was a chaparral 
> raid..
> 
> the bios sees it and reports back various info about it
> but freebsd doesn't even find it on the bus.
> 

Maybe the chaparral box isn't responding to our scsi probe correctly.
have you tried turning on scsi debugging and seeing what that shows?
I haven't played with a chaparral box in several years, so I have no
idea what their design is based on these days.  They might have switched
to a really poor/buggy scsi target emulation package.

Scott



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