Apache 1.3.41 child process crashing in mod_perl
am 17.06.2009 10:36:22 von pdandapaThis is a multi-part message in MIME format.
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Hello All,
I have compiled Apache 1.3.41 + mod_perl 1.30 + mod_jk
+modssl.Apache child processes are crashing very very frequently and the
error.log is getting filled up with the following message
[Tue Jun 9 12:05:38 2009] [notice] child pid 73 exit signal
SegmentationFault (11), possible coredump in /opt/CSCOpx/MDC/Apache
[Tue Jun 9 12:06:13 2009] [notice] child pid 72 exit signal
SegmentationFault (11), possible coredump in /opt/CSCOpx/MDC/Apache
[Tue Jun 9 12:06:58 2009] [notice] child pid 209 exit signal
SegmentationFault (11), possible coredump in /opt/CSCOpx/MDC/Apache
[Tue Jun 9 12:07:00 2009] [notice] child pid 208 exit signal
SegmentationFault (11), possible coredump in /opt/CSCOpx/MDC/Apache
The stack trace is as follows.
bash-2.05# pstack core.web_server.1766
core 'core.web_server.1766' of 1766:
/opt/CSCOpx/MDC/Apache/bin/web_server -d /opt/CSCOpx/MDC/Apache
ff147b60 t_splay (384a08, 0, 6088, 335c20, 384a08, 0) + 110
ff1474e8 realfree (37e980, 742c8, 0, ff1bc000, 0, 0) + 98
ff147d88 cleanfree (0, 1f, 0, ff1bc000, 0, 0) + 54
ff146ed4 _malloc_unlocked (119, 0, 0, ff1bc000, 0, 0) + 114
ff146da4 malloc (119, 0, 0, 0, 0, 0) + 20
001449dc Perl_safesysmalloc (119, 0, 0, 0, 0, 0) + 10
00145a1c Perl_savepvn (ffbfe4f8, 118, 0, 0, 0, 0) + 4
00166024 Perl_sv_magicext (2488f0, 0, 63, 21b2ec, ffbfe4f8, 118) + 1dc
00166320 Perl_sv_magic (26dd54, 0, 63, ffbfe4f8, 118, ff00) + 298
00103850 Perl_Gv_AMupdate (26dd54, 63, 0, 0, 0, 0) + 444
001038c8 Perl_gv_handler (26dd54, 41, 0, 0, 0, 0) + 38
00166e30 Perl_sv_clear (25f69c, 21cc00, 21c800, 21cc00, 0, 0) + 50
001677a0 Perl_sv_free (25f69c, 3, 80003, 25f69c, 0, 0) + 174
0015f22c do_clean_objs (25f804, 80003, 0, 0, 0, 0) + 7c
0015f174 S_visit (1b, 80000, 80000, 0, 0, 0) + 74
0015f37c Perl_sv_clean_objs (1, 1, 0, 0, 0, 0) + 1c
000f9274 perl_destruct (22c2b8, 1c87a0, 14, 7efefeff, 81010100, ff0000) +
184
00032308 perl_shutdown (221810, 3738e8, 0, 0, 0, 221898) + a0
00033b48 perl_child_exit (221810, 3738e8, 0, 0, 0, 21bba8) + 110
0003387c perl_child_exit_cleanup (373ac0, 6c6, ffbfeb68, 0, 0, 373ac8) + 8
000b461c run_cleanups (373ac8, ffbfeb88, ffbfeb68, 0, 0, 21bba8) + 28
000b1d94 ap_clear_pool (3738e8, 3738e8, 0, 0, 0, 21bba8) + 44
000b1e28 ap_destroy_pool (3738e8, 221810, 0, 0, 0, 21bcac) + 14
000c7fbc clean_child_exit (0, 0, 0, 0, 0, 0) + 60
000cb1c4 just_die (10, 0, 0, 0, 0, 0) + 3c
000cb1fc usr1_handler (10, 0, ffbfef40, 0, 0, 0) + 24
fee656c8 __sighndlr (10, 0, ffbfef40, cb1d8, 0, 0) + c
fee5f320 call_user_handler (10, 0, ffbfef40, 0, 0, 0) + 234
fee5f4d0 sigacthandler (10, 0, ffbfef40, 0, 0, 0) + 64
--- called from signal handler with signal 16 (SIGUSR1) ---
ff19c9b4 _private_fcntl (15, 23, 21c0f0, 0, 0, 0) + c
fee5d9e4 fcntl (15, 23, 21c0f0, 0, 0, fedb0668) + 14
000c8a74 accept_mutex_on_fcntl (2, 2, 0, 0, 21c180, 21c224) + 1c
000ccee4 child_main (a, cb188, 0, 0, 21bcc0, 21bbb4) + 334
000cda4c make_child (221810, a, 4a374213, 0, 21bbb8, 8) + 1a8
000ce074 perform_idle_server_maintenance (ffffffff, 15b6, d, 221810,
1e9358, 21c168) + 4c8
000cea1c standalone_main (3, ffbff72c, 20f5e8, 2f, ffbff902, 21c28c) + 648
000cf390 main (3, ffbff72c, ffbff73c, 21f4b0, 0, 0) + 568
0003202c _start (0, 0, 0, 0, 0, 0) + 5c
Any suggestion to solve this issue.
Thanks and Regards,
Prathima.
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All,
&=
nbsp; =20
I have compiled Apache 1.3.41 + mod_perl class=3D506513008-17062009> 1.30=20
+ mod_jk +modssl.Apache child processes are crashing very =
very=20
frequently and the
error.log is getting filled up with the following=20
message
[Tue Jun 9 12:05:38 2009] [notice] child pid =
73 exit=20
signal SegmentationFault (11), possible coredump in=20
/opt/CSCOpx/MDC/Apache
[Tue Jun 9 12:06:13 2009] [notice] child =
pid 72=20
exit signal SegmentationFault (11), possible coredump in=20
/opt/CSCOpx/MDC/Apache
[Tue Jun 9 12:06:58 2009] [notice] child =
pid 209=20
exit signal SegmentationFault (11), possible coredump in=20
/opt/CSCOpx/MDC/Apache
[Tue Jun 9 12:07:00 2009] [notice] child =
pid 208=20
exit signal SegmentationFault (11), possible coredump in=20
/opt/CSCOpx/MDC/Apache
stack trace is=20
as follows.
core=20
'core.web_server.1766' of 1766: =20
/opt/CSCOpx/MDC/Apache/bin/web_server -d=20
/opt/CSCOpx/MDC/Apache
ff147b60 t_splay (384a08, 0, 6088, =
335c20,=20
384a08, 0) + 110
ff1474e8 realfree (37e980, 742c8, 0, ff1bc000, =
0, 0) +=20
98
ff147d88 cleanfree (0, 1f, 0, ff1bc000, 0, 0) + =
54
ff146ed4=20
_malloc_unlocked (119, 0, 0, ff1bc000, 0, 0) + 114
ff146da4=20
malloc (119, 0, 0, 0, 0, 0) + 20
001449dc=20
Perl_safesysmalloc (119, 0, 0, 0, 0, 0) + 10
00145a1c =
Perl_savepvn=20
(ffbfe4f8, 118, 0, 0, 0, 0) + 4
00166024 Perl_sv_magicext =
(2488f0, 0,=20
63, 21b2ec, ffbfe4f8, 118) + 1dc
00166320 Perl_sv_magic =
(26dd54, 0, 63,=20
ffbfe4f8, 118, ff00) + 298
00103850 Perl_Gv_AMupdate (26dd54, =
63, 0, 0,=20
0, 0) + 444
001038c8 Perl_gv_handler (26dd54, 41, 0, 0, 0, 0) + =
38
00166e30 Perl_sv_clear (25f69c, 21cc00, 21c800, 21cc00, 0, =
0) +=20
50
001677a0 Perl_sv_free (25f69c, 3, 80003, 25f69c, 0, 0) +=20
174
0015f22c do_clean_objs (25f804, 80003, 0, 0, 0, 0) +=20
7c
0015f174 S_visit (1b, 80000, 80000, 0, 0, 0) +=20
74
0015f37c Perl_sv_clean_objs (1, 1, 0, 0, 0, 0) +=20
1c
000f9274 perl_destruct (22c2b8, 1c87a0, 14, 7efefeff, =
81010100,=20
ff0000) + 184
00032308 perl_shutdown (221810, 3738e8, 0, 0, 0, =
221898)=20
+ a0
00033b48 perl_child_exit (221810, 3738e8, 0, 0, 0, 21bba8) =
+=20
110
0003387c perl_child_exit_cleanup (373ac0, 6c6, ffbfeb68, 0, =
0,=20
373ac8) + 8
000b461c run_cleanups (373ac8, ffbfeb88, ffbfeb68, =
0, 0,=20
21bba8) + 28
000b1d94 ap_clear_pool (3738e8, 3738e8, 0, 0, 0, =
21bba8) +=20
44
000b1e28 ap_destroy_pool (3738e8, 221810, 0, 0, 0, 21bcac) + =
14
000c7fbc clean_child_exit (0, 0, 0, 0, 0, 0) + =
60
000cb1c4=20
just_die (10, 0, 0, 0, 0, 0) + 3c
000cb1fc usr1_handler (10, 0, =
ffbfef40, 0, 0, 0) + 24
fee656c8 __sighndlr (10, 0, ffbfef40, =
cb1d8, 0,=20
0) + c
fee5f320 call_user_handler (10, 0, ffbfef40, 0, 0, 0) +=20
234
fee5f4d0 sigacthandler (10, 0, ffbfef40, 0, 0, 0) + =
64
---=20
called from signal handler with signal 16 (SIGUSR1) =
---
ff19c9b4=20
_private_fcntl (15, 23, 21c0f0, 0, 0, 0) + c
fee5d9e4=20
fcntl (15, 23, 21c0f0, 0, 0, fedb0668) + =
14
000c8a74=20
accept_mutex_on_fcntl (2, 2, 0, 0, 21c180, 21c224) + =
1c
000ccee4=20
child_main (a, cb188, 0, 0, 21bcc0, 21bbb4) + 334
000cda4c =
make_child=20
(221810, a, 4a374213, 0, 21bbb8, 8) + 1a8
000ce074=20
perform_idle_server_maintenance (ffffffff, 15b6, d, 221810, 1e9358, =
21c168) +=20
4c8
000cea1c standalone_main (3, ffbff72c, 20f5e8, 2f, =
ffbff902,=20
21c28c) + 648
000cf390 main (3, =
ffbff72c,=20
ffbff73c, 21f4b0, 0, 0) + 568
0003202c _start (0, =
0, 0, 0,=20
0, 0) + 5c
suggestion to=20
solve this issue.
and=20
Regards,
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