em interrupt storm
Stefan Bethke
stb at lassitu.de
Thu Nov 24 09:33:05 GMT 2005
Am 24.11.2005 um 07:26 schrieb Kris Kennaway:
> On Thu, Nov 24, 2005 at 06:24:17AM +0100, Stefan Bethke wrote:
>> Am 24.11.2005 um 00:15 schrieb Scott Long:
>>
>>> I've directly observed it on 7501WV2 and 7520BD2 boards. I don't
>>> know if it's a problem that will affect other board configurations
>>> or cousin chipsets like the 7505 and 7525.
>>
>> We've got a Tyan i7501 Pro that we have had stability issues with
>> since the beginning. Is it thinkable that the interrupt masking
>> could lead to a hard lock (no break to debugger possible)?
>
> Sounds like a different problem. Enable KDB_STOP_NMI in your kernel,
> which should let you break to DDB.
Unfortunatly, no luck: can't break into the debugger with the option
compiled into the kernel and debug.kdb.stop_cpus_with_nmi=1 set in
loader.conf either.
Stefan
--
Stefan Bethke <stb at lassitu.de> Fon +49 170 346 0140
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