Hangs with Adaptec 29320

[Scott Long]

Nico -telmich- Schottelius wrote:
> Hello Andrea,
> 
> Andrea Venturoli [Thu, Jun 07, 2007 at 12:31:18AM +0200]:
>> Scott Long wrote:
>>> Nico -telmich- Schottelius wrote:
>>>> Hello!
>>>>
>>>> This same things described in the mails from Andrea Venturoli happens
>>>> on Tue Dec 26 08:36:16 PST 2006 happens here with the Dell SC1425.
>>>>
>>>> Also gmirror, also 39320, but freebsd 6.2.
>>>>
>>>> Did somebody find a solution?
>> Not really, but I stopped experiencing this king of panics. At least, I 
>> stopped experiencing them so often.
>> This seemed to happen after I upgraded to the latest 6.2 patchset, 
>> enabled DDB, DEBUG_LOCKS, DEBUG_VFS_LOCKS, DIAGNOSTIC, and so on.
>> Lots of LOR and other strangeitudes will show up, but they seem to be 
>> mostly harmless.
> 
> Ok, will try that, too. Though this will be only possible on our
> secondary machine.
> 

Turning on every debugging option under the sun to slow the system to a
crawl is probably not a very good strategy.  As I said in a previous
mail, if you are having problems with the ahd driver, please contact the
ahd driver maintainer directly.


> I've had a look into src/sys/dev/aac/* and it looks like there are
> no changes since freebsd-6.2-release.

I still have no idea why you are associating the aac driver with the
39320 hardware.

Scott