ngnix and Linux on UltrasparcII

Igor Sysoev is at rambler-co.ru
Thu Nov 24 10:09:49 MSK 2005


On Thu, 24 Nov 2005, Andrey Chernomyrdin wrote:

> Igor Sysoev wrote:
>
>> On Wed, 23 Nov 2005, Andrey Chernomyrdin wrote:
>> 
>>>>> То есть вроде-бы ни чего криминального - самый простой конфиг.
>>>> 
>>>> 
>>>> 
>>>> Нужно получить core и прислать вывод команды bt.
>>> 
>>> 
>>> Как получить core не понял, просто протрассировал в gdb:
>>> 
>>> # /usr/sbin/nginx.debug
>>> # ps ax | grep nginx
>>> 14545 ?        Ss     0:00 nginx: master process /usr/sbin/nginx.debug
>>> 14546 ?        S      0:00 nginx: worker process
>> 
>> 
>>> Program received signal SIGSEGV, Segmentation fault.
>>> [Switching to Thread 16384 (LWP 14546)]
>>> ngx_epoll_process_events (cycle=<value optimized out>, timer=4294967295, 
>>> flags=1) at src/event/modules/ngx_epoll_module.c:454
>>> 454            if (c->fd == -1 || rev->instance != instance) {
>>> (gdb) bt
>>> #0  ngx_epoll_process_events (cycle=<value optimized out>, 
>>> timer=4294967295, flags=1) at src/event/modules/ngx_epoll_module.c:454
>>> #1  0x0001c59c in ngx_process_events_and_timers (cycle=0x74cb0) at 
>>> src/event/ngx_event.c:246
>>> #2  0x00023a24 in ngx_worker_process_cycle (cycle=0x74cb0, data=0x0) at 
>>> src/os/unix/ngx_process_cycle.c:728
>>> #3  0x000216a8 in ngx_spawn_process (cycle=0x74cb0, proc=0x2373c 
>>> <ngx_worker_process_cycle>, data=0x0, name=0x4efa0 "worker process", 
>>> respawn=-2) at src/os/unix/ngx_process.c:187
>>> #4  0x00022888 in ngx_start_worker_processes (cycle=0x74cb0, n=1, type=-2) 
>>> at src/os/unix/ngx_process_cycle.c:327
>>> #5  0x00022e44 in ngx_master_process_cycle (cycle=0x74cb0) at 
>>> src/os/unix/ngx_process_cycle.c:119
>>> #6  0x00012220 in main (argc=<value optimized out>, argv=0xefcc7b84) at 
>>> src/core/nginx.c:295
>>> (gdb)
>>> 
>>> Если что сделал не правильно, то могу переделать - только вопрос как ;-)
>> 
>> 
>> p *c
>> p *rev
>
> (gdb) c
> Continuing.
>
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 16384 (LWP 26918)]
> ngx_epoll_process_events (cycle=<value optimized out>, timer=4294967295, 
> flags=1) at src/event/modules/ngx_epoll_module.c:454
> 454            if (c->fd == -1 || rev->instance != instance) {
> (gdb) bt
> #0  ngx_epoll_process_events (cycle=<value optimized out>, timer=4294967295, 
> flags=1) at src/event/modules/ngx_epoll_module.c:454
> #1  0x0001c59c in ngx_process_events_and_timers (cycle=0x74cb0) at 
> src/event/ngx_event.c:246
> #2  0x00023a24 in ngx_worker_process_cycle (cycle=0x74cb0, data=0x0) at 
> src/os/unix/ngx_process_cycle.c:728
> #3  0x000216a8 in ngx_spawn_process (cycle=0x74cb0, proc=0x2373c 
> <ngx_worker_process_cycle>, data=0x0, name=0x4efa0 "worker process", 
> respawn=-2) at src/os/unix/ngx_process.c:187
> #4  0x00022888 in ngx_start_worker_processes (cycle=0x74cb0, n=1, type=-2) at 
> src/os/unix/ngx_process_cycle.c:327
> #5  0x00022e44 in ngx_master_process_cycle (cycle=0x74cb0) at 
> src/os/unix/ngx_process_cycle.c:119
> #6  0x00012220 in main (argc=<value optimized out>, argv=0xefab9b84) at 
> src/core/nginx.c:295
> (gdb) p *c
> Cannot access memory at address 0x0
> (gdb) p *rev
> Cannot access memory at address 0xffffffff

Круто.

p event_list[i]


Игорь Сысоев
http://sysoev.ru





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