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Posted to modperl@perl.apache.org by "Prathima Dandapani -X (pdandapa - HCL at Cisco)" <pd...@cisco.com> on 2009/06/17 10:36:22 UTC
Apache 1.3.41 child process crashing in mod_perl
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.
RE: Apache 1.3.41 child process crashing in mod_perl
Posted by Srinivas Gadde <gr...@hotmail.com>.
My resume copies are at
http://www.gecpvt.com/IpResume55.pdf
http://www.gecpvt.com/IpResume55.docx
Phone numbers are
408-329-7307,212-203-0684,512-524-3905. (CELL) 512-773-8922
srinivas
From: pdandapa@cisco.com
To: modperl@perl.apache.org
Subject: Apache 1.3.41 child process crashing in mod_perl
Date: Wed, 17 Jun 2009 14:06:22 +0530
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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