[sr-dev] some sip router processes won't die

[Juha Heinanen]

Andrei Pelinescu-Onciul writes:

 > If it happens again, could you try to attach with gdb to the processes
 > eating the cpu and send me some back traces and the output of print
 > pt[process_no]? You could try using a larger exit_timeout (e.g.
 > exit_timeout=1800), just to  be sure you'll catch them.

andrei,

it did happen again.  here is some gdb info.  i noticed that after a
while the processes stopped consuming lots of cpu time, but still didn't
die.

-- juha

(gdb) where
#0  fm_status (qm=0x8230b20) at mem/f_malloc.c:614
#1  0x08088a63 in sig_usr (signo=15) at main.c:747
#2  <signal handler called>
#3  0xb7f4d424 in __kernel_vsyscall ()
#4  0xb7dee8ba in sigwaitinfo () from /lib/i686/cmov/libc.so.6
#5  0x08113f37 in slow_timer_main () at timer.c:1108
#6  0x08088475 in main_loop () at main.c:1435
#7  0x0808aaf7 in main (argc=Cannot access memory at address 0x0
) at main.c:2178

(gdb) print  pt[22724]
$1 = {pid = 0, unix_sock = 0, idx = 0, desc = '\0' <repeats 127 times>}
(gdb) 

another process gave this:

(gdb) where
#0  0x08121488 in fm_status (qm=0x8230b20) at mem/f_malloc.c:615
#1  0x08088a63 in sig_usr (signo=15) at main.c:747
#2  <signal handler called>
#3  0xb7f4d422 in __kernel_vsyscall ()
#4  0xb7ea3831 in recvfrom () from /lib/i686/cmov/libc.so.6
#5  0x0811aab7 in udp_rcv_loop () at udp_server.c:446
#6  0x08087e03 in main_loop () at main.c:1387
#7  0x0808aaf7 in main (argc=6, argv=0x821d700) at main.c:2178