YONETANI Tomokazu wrote:
> On Wed, Oct 13, 2004 at 01:16:00PM +0200, Toma븠Bor靖nar wrote:
>
>>Matthew Dillon wrote:
>>
>>>:Se
>>> Assuming you have DDB compiled into your kernel, set this sysctl:
>>>
>>> sysctl -w debug.trace_on_panic=1
>>>
>>> Then hopefully it will print a stack backtrace when it panics, before
>>> it locks up.
>>
>>would DDB_UNATTENDED go against this setting? ips driver can write
>>crashdumps to swap?
>
>
> The current ips driver can't crashdump to a ServeRAID partition.
i thought so
> I failed to reproduce this today with DragonFly_Stable on a 2-CPU SMP
> machine, so unless DragonFly_Stable tag moved within a day, it must be
> something else that you have and I don't(you use USB keyboard, and I use
> PS/2 for instance; not to mention that your 325 is many times faster
> than ours), rather than the driver. You didn't at least see this panic
> when you tried my devstat patch, how current was your source tree at that
> time?
This happened for the first time, but what worried me that it did not
stop and that keyboard was dead (of course, since usbd was dead!). I
used sources as of yesterday.
Your devstat patch seems to run just fine.
What I can do is hook up a null modem cable to machine to see any last
output via another machine. Do I need anything to configure this or is
it automatically? Machine has one serial port for such purposes.
Toma븊Toma븊