7.1RC1: system hang

Paul B. Mahol onemda at gmail.com
Fri Dec 12 07:29:32 PST 2008


On 12/12/08, Guy Helmer <ghelmer at palisadesys.com> wrote:
> Paul B. Mahol wrote:
>> On 12/12/08, Guy Helmer <ghelmer at palisadesys.com> wrote:
>>
>>> I have a recurring hang on FreeBSD 7.1 roughly-RC1 (releng_7_1 checkout
>>> as of 2008-12-08) on a dual-CPU hyperthreaded Xeon i386.  I've dropped
>>> into the kernel debugger on the VGA console and transcribed the
>>> following information (if I omit anything critical, let me know -- the
>>> machine is still sitting at the debugger prompt) :
>>>
>>>  > where
>>> pid 20 tid 100018 td 0xc45008c0
>>> kdb_enter_why
>>> scgetc
>>> sckdbevent
>>> kdbmux_intr
>>> kdbmux_kdb_intr
>>> taskqueue_run
>>> taskqueue_swi_giant_run
>>> ithread_loop
>>> fork_exit(c063cce0, c44ac590, e4a36d38) at 0xc063a624 = fork_exit+0x94
>>> fork_trampoline() at 0xc07e41a0 = fork_trampoline+0x8
>>>
>>>  > show allpcpu
>>> cpuid 0 in idle
>>> cpuid 1: proc 23457
>>> cpuid 2: idle
>>> cpuid 3: swi6 proc 20
>>>
>>
>>
>> what is proc 23457?
>>
> proc 23457 is "filter", an Autonomy KeyView Filter API program (extracts
> text out of various document formats) that is being run using FreeBSD 6
> compatibility libraries.
>
> Guy
>
>

Could you give most interesting part of "ps" output.

-- 
Paul


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