5.3 interrupt storm (atapicam) and I/O error

[Jason Henson]

On 01/28/05 08:38:14, Daniel S. Haischt wrote:
> oops, did forget the tixt file ...
> 
> Daniel S. Haischt schrieb:
>> I don't know whether this is related to your issue,
>> but on one of my boxes I am also getting an interrupt
>> storm with atapicam enabled.
>> 
>> On FreeBSD 5.2.1 I did not experience any interrupt
>> storm issues, even if using the same hardware configuration.
>> 
>> Have a look at the attached text file for a detailed
>> description ...
>> 
>> Olivier Certner schrieb:
>> 
>>>  Hi,
>>> 
>>>  Could you give a look at my post dated 04/01/2005 entitled "Freeze  
>>> with CAM (using KsCD)"? Maybe we have fallen on the same kind of  
>>> bug concerning atapicam.
>>> 
>>>  If you have KDE, maybe you should try to reproduce the problem I  
>>> had. I've no time to test your scenario (the one with the EIDE  
>>> drive, I don't have SCSI) now, but I'll try to reproduce it at the  
>>> beginning of next week, in order to see if the freeze happens also  
>>> on my computer.
>>> 
>>>  Hope this will help us to progress on our issues.
>>> 
>>>  Regards,
>>> 
>>>   Olivier
>>> _______________________________________________
>>> freebsd-questions at freebsd.org mailing list
>>> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
>>> To unsubscribe, send any mail to "freebsd-questions- 
>>> unsubscribe at freebsd.org"
>> 
>>
> 
>-- 
> Mit freundlichen Gruessen / With kind regards
> DAn.I.El S. Haischt
> 
> Want a complete signature??? Type at a shell prompt:
> $ > finger -l haischt at daniel.stefan.haischt.name
>

> Hello,
> 
> recently I updated one of my FreeBSD boxes to
> v 5.3. This box got a builtin Promise PDC20269
> UDMA133 controller. Actually it's a controller
> with two IDE channels.
> 
> So far if using the GENERIC kernel that comes
> with FreeBSD, I do not experience any problems.
> 
> If using my own customized kernel I am getting
> the following error message while booting the
> system:
> 
> ----8<--------8<--------8<-------8<-----8<-----
> Interrupt storm detected on "irq10: atapci1";
> throtteling interrupt source:
> ---->8-------->8-------->8------->8----->8-----
> 
> After some trail-and-error based investigations,
> I did figure out that if I don't plugin any device
> into IDE channel two, the just described error
> does not occur.
> 
> So it has something to do with IDE channel two.
> 
> As an additional note - The controller works
> under Linux, FreeBSD 5.3 (GENERIC) and FreeBSD
> 5.2.1 (custom kernel).
> 
> Any hints on how to solve this issue would be
> greatly appreciated.


How about a copy of your custom changes to the kernel?  Also did you  
get a response from Søren Schmidt <sos at DeepCore.dk>, he wrote and  
maintains the ata stuff iirc.