hello, I tried to follow your tips. I don't know how to find out if my versions of ibmhttpd and perl / mod_perl are compatibel. I've googled some time, but didin't find realy much about it. Installing a newer version of the ibm-webserver is difficult because it is a production environment and the same sources are running another instance of the webserver.
when changing the httpd.conf for the OTRS webserver to load mod_perl and after dooing a graceful restart then I have theses messages in my error_log: [Mon Jan 29 14:56:13 2007] [notice] IBM_HTTP_Server/2.0.47.1 Apache/2.0.47 (Unix) mod_perl/2.0.3 Perl/v5.8.2 configured -- resuming normal operations [Mon Jan 29 14:57:32 2007] [notice] child pid 860200 exit signal Segmentation fault (11) [Mon Jan 29 14:57:32 2007] [notice] child pid 745506 exit signal Segmentation fault (11) [Mon Jan 29 14:57:34 2007] [notice] child pid 745508 exit signal Segmentation fault (11) [Mon Jan 29 14:57:35 2007] [notice] child pid 860202 exit signal Segmentation fault (11) [Mon Jan 29 14:57:36 2007] [notice] child pid 745510 exit signal Segmentation fault (11) [Mon Jan 29 14:57:37 2007] [notice] child pid 860204 exit signal Segmentation fault (11) [ The time for starting the webserver with enabled LoadModule (mod_perl) lasts quite significantly longer. The Segfaults appear when trying to access the Website (perl-application). At the same time a cour dump is written, but even in this format I don't really know what's the meaning of that all. Below I've attached my core dump...: [EMAIL PROTECTED]: /tmp/cores # dbx /usr/IBMIHS/bin/httpd core Type 'help' for help. warning: The core file is not a fullcore. Some info may not be available. [using memory image in core] reading symbolic information ...warning: no source compiled with -g Segmentation fault in sig_coredump at 0x1002bd10 0x1002bd10 (sig_coredump+0xcc) 80410014 lwz r2,0x14(r1) (dbx) corefile Process Name: /usr/IBMIHS/bin/httpd Version: 430 Flags: CORE_VERSION_1 | MSTS_VALID | UBLOCK_VALID | USTACK_VALID | LE_VALID Signal: SEGV Process Mode: 32 bit (dbx) where sig_coredump() at 0x1002bd10 modperl_hook_create_request() at 0xd6a54e0c ap_run_create_request() at 0x10032a1c ap_read_request() at 0x100176ec ap_process_http_connection() at 0x10037b58 ap_run_process_connection() at 0x10025d94 ap_process_connection() at 0x1002641c process_socket() at 0x1002b774 worker_thread() at 0x1002b048 dummy_worker() at 0xd0674e8c (dbx) proc { -Identification/Authentication Info--------------------------- pi_pid: 860204 pi_sid: 925932 pi_ppid: 925932 pi_pgrp: -2 pi_uid: -2 pi_suid: -2 ---------------Controlling TTY Info--------------------------- pi_ttyp: 0 pi_ttyd: 0x0000000000000006 pi_ttympx: 0x0000000000000000 -----------------------------Scheduler Information------------ pi_nice: 0x00000014 pi_state: SACTIVE pi_flags: SLOAD | SNOSWAP | SCONTINUED pi_flags2: SPTHREADED pi_thcount: 28 pi_cpu: 0 pi_pri: 67 ---------------------------------------------File Management-- pi_maxofile: 0x0000000a pi_cmask: 0x0022 pi_cdir: 0x316bcff8 pi_rdir: 0x00000000 pi_comm: "httpd" ----------------------------------Memory---------------------- pi_adspace: 0x0000000067c92400 pi_majflt: 0x0000000000000000 pi_minflt: 0x000000000000024b pi_repage: 0x0000000000000000 pi_size: 0x0000000000000221 pi_utime: N/A pi_stime: N/A -------Credentials, Accounting, Profiling & Resource Limits--- pi_cred: (use proc cred) pi_ru: (use proc ru) pi_cru: (use proc cru) pi_ioch: 0x00000000000022f3 pi_irss: 0x0000000000000fb8 pi_start: Mon Jan 29 14:57:36 2007 pi_rlimit: (use proc rlimit) -Memory Usage------------------------------------------------- pi_drss: 0x0000000000000195 pi_trss: 0x0000000000000085 pi_dvm: 0x00000000000001de pi_pi_prm: 0x0000000000000000 pi_tsize: 0x00000000000426cb pi_dsize: 0x0000000014a2b270 pi_sdsize: 0x0000000000000000 ------------------Signal Management--------------------------- pi_signal: (use proc signal) pi_sigflags: (use proc sigflags) pi_sig: <none> ---------------------------------WLM Information-------------- pi_classname: <none> pi_tag: <none> pi_chk_utime: N/A pi_chk_ctime: N/A } (dbx) thread (dbx) kthread 2748605 TSRUN k 860323 TSSTOP u 876705 TSSTOP u 950443 TSSTOP u 1392691 TSSTOP u 2641977 TSSTOP u 770177 TSSTOP u 803055 TSSTOP u 1069103 TSSTOP u 905401 TSSTOP u 2531381 TSSTOP u 942181 TSSTOP u 2470041 TSSTOP u 1671305 TSSTOP u 831695 TSSTOP u 807053 TSSTOP u 2695301 TSSTOP u 2662409 TSSTOP u 2605143 TSSTOP u 823313 TSSTOP u 909411 TSSTOP u 774355 TSSTOP u 1900617 TSSTOP u 2170885 TSSTOP u 790649 TSSTOP u 2740243 TSSTOP u 2568209 TSSTOP u 2777205 TSSTOP u (dbx) fd 0: { fp = 0x00000001, flags = ALLOCATED, count = 0 } 1: { fp = 0x00000001, flags = ALLOCATED, count = 0 } 2: { fp = 0x00000001, flags = ALLOCATED, count = 0 } 3: { fp = 0x00000001, flags = ALLOCATED, count = 0 } 4: { fp = 0x00000001, flags = ALLOCATED, count = 0 } 5: { fp = 0x00000001, flags = ALLOCATED, count = 0 } 6: { fp = 0x00000001, flags = ALLOCATED, count = 0 } 7: { fp = 0x00000001, flags = ALLOCATED, count = 0 } 8: { fp = 0x00000001, flags = ALLOCATED, count = 0 } 9: { fp = 0x00000001, flags = ALLOCATED, count = 0 } (dbx) map Entry 1: Object name: /usr/IBMIHS/bin/httpd Text origin: 0x10000000 Text length: 0x53773 Data origin: 0x300007f3 Data length: 0x6239 File descriptor: 0x5 Entry 2: Object name: /usr/opt/perl5/lib/5.8.2/aix-thread-multi/auto/POSIX/POSIX.so Text origin: 0xd1502000 Text length: 0x2cd54 Data origin: 0xf0859c48 Data length: 0xb114 File descriptor: 0x7 Entry 3: Object name: /usr/opt/perl5/lib/5.8.2/aix-thread-multi/auto/Time/HiRes/HiRes.so Text origin: 0xd0b67000 Text length: 0x579c Data origin: 0xf051a530 Data length: 0x808 File descriptor: 0x9 Entry 4: Object name: /usr/opt/perl5/lib/5.8.2/aix-thread-multi/auto/Fcntl/Fcntl.so Text origin: 0xd0b62000 Text length: 0x4562 Data origin: 0xf0519318 Data length: 0x970 File descriptor: 0xb Entry 5: Object name: /usr/opt/perl5/lib/5.8.2/aix-thread-multi/auto/IO/IO.so Text origin: 0xd0b48000 Text length: 0x4438 Data origin: 0xf050efe0 Data length: 0x818 File descriptor: 0xd Entry 6: Object name: /usr/opt/perl5/lib/5.8.2/aix-thread-multi/auto/MIME/Base64/Base64.so Text origin: 0xd0b5e000 Text length: 0x30ec Data origin: 0xf0205490 Data length: 0x5c4 File descriptor: 0xf Entry 7: Object name: /usr/opt/perl5/lib/5.8.2/aix-thread-multi/auto/Digest/MD5/MD5.so Text origin: 0xd0b6d000 Text length: 0x40e6 Data origin: 0xf051b350 Data length: 0x610 File descriptor: 0x11 Entry 8: Object name: /usr/opt/perl5/lib/5.8.2/aix-thread-multi/auto/File/Glob/Glob.so Text origin: 0xd025a000 Text length: 0x52fe Data origin: 0xf050cec0 Data length: 0x6d8 File descriptor: 0x13 Entry 9: Object name: /usr/opt/perl5/lib/5.8.2/aix-thread-multi/auto/List/Util/Util.so Text origin: 0xd0b55000 Text length: 0x884e Data origin: 0xf0517e88 Data length: 0x818 File descriptor: 0x15 Entry 10: Object name: /usr/opt/perl5/lib/site_perl/5.8.2/aix-thread-multi/auto/DBI/DBI.so Text origin: 0xd14e3000 Text length: 0x1e08a Data origin: 0xf05123f8 Data length: 0x45cc File descriptor: 0x17 Entry 11: Object name: /usr/lib/libbsd.a Member name: shr.o Text origin: 0xd02614c0 Text length: 0x7d2f Data origin: 0xf0206a30 Data length: 0x13d8 File descriptor: 0x19 Entry 12: Object name: /usr/lib/libbind.a Member name: shr.o Text origin: 0xd01a70f8 Text length: 0x3d39 Data origin: 0xf02080f8 Data length: 0x0 File descriptor: 0x1b Entry 13: Object name: /usr/opt/perl5/lib/5.8.2/aix-thread-multi/CORE/libperl.a Member name: libperl.o Text origin: 0xd1399100 Text length: 0x149c64 Data origin: 0xf0832d00 Data length: 0x25a48 File descriptor: 0x1d Entry 14: Object name: /usr/IBMIHS/modules/mod_perl.so Text origin: 0xd6a54000 Text length: 0x48aa3 Data origin: 0xf0906678 Data length: 0xd830 File descriptor: 0x1f Entry 15: Object name: /usr/IBMIHS/modules/mod_alias.so Text origin: 0xd0312000 Text length: 0x1f18 Data origin: 0xf0285498 Data length: 0x220 File descriptor: 0x21 Entry 16: Object name: /usr/IBMIHS/modules/mod_userdir.so Text origin: 0xd0305000 Text length: 0x133e Data origin: 0xf0284cc9 Data length: 0x117 File descriptor: 0x23 Entry 17: Object name: /usr/IBMIHS/modules/mod_actions.so Text origin: 0xd02c1000 Text length: 0xf72 Data origin: 0xf0283980 Data length: 0x110 File descriptor: 0x25 Entry 18: Object name: /usr/IBMIHS/modules/mod_dir.so Text origin: 0xd0303000 Text length: 0x1048 Data origin: 0xf0282a49 Data length: 0xfb File descriptor: 0x27 Entry 19: Object name: /usr/IBMIHS/modules/mod_cgid.so Text origin: 0xd030a000 Text length: 0x752b Data origin: 0xf02816c4 Data length: 0x394 File descriptor: 0x29 Entry 20: Object name: /usr/IBMIHS/modules/mod_autoindex.so Text origin: 0xd02fb000 Text length: 0x708c Data origin: 0xf02809ca Data length: 0x37d File descriptor: 0x2b Entry 21: Object name: /usr/IBMIHS/modules/mod_mime.so Text origin: 0xd02f7000 Text length: 0x388f Data origin: 0xf027f9f2 Data length: 0x32e File descriptor: 0x2d Entry 22: Object name: /usr/IBMIHS/modules/mod_setenvif.so Text origin: 0xd02e7000 Text length: 0x1d45 Data origin: 0xf027e4c0 Data length: 0x170 File descriptor: 0x2f Entry 23: Object name: /usr/IBMIHS/modules/mod_unique_id.so Text origin: 0xd02e5000 Text length: 0x11ae Data origin: 0xf027dc42 Data length: 0xf2 File descriptor: 0x31 Entry 24: Object name: /usr/IBMIHS/modules/mod_env.so Text origin: 0xd01ae000 Text length: 0xda2 Data origin: 0xf027c7da Data length: 0x132 File descriptor: 0x33 Entry 25: Object name: /usr/IBMIHS/modules/mod_log_config.so Text origin: 0xd02f2000 Text length: 0x4eb3 Data origin: 0xf027b768 Data length: 0x540 File descriptor: 0x35 Entry 26: Object name: /usr/IBMIHS/modules/mod_include.so Text origin: 0xd02cc000 Text length: 0x903e Data origin: 0xf027a9fe Data length: 0x3ae File descriptor: 0x37 Entry 27: Object name: /usr/IBMIHS/modules/mod_auth.so Text origin: 0xd02ca000 Text length: 0x19ce Data origin: 0xf0279134 Data length: 0x14c File descriptor: 0x39 Entry 28: Object name: /usr/IBMIHS/modules/mod_access.so Text origin: 0xd02bf000 Text length: 0x15e6 Data origin: 0xf0277f26 Data length: 0x12f File descriptor: 0x3b Entry 29: Object name: /usr/lib/libi18n.a Member name: shr.o Text origin: 0xd014c100 Text length: 0xacb5 Data origin: 0xf0332438 Data length: 0x12b4 File descriptor: 0x3d Entry 30: Object name: /usr/lib/nls/loc/en_US Text origin: 0xd0146000 Text length: 0x2d81 Data origin: 0xd0149130 Data length: 0x2334 File descriptor: 0x3f Entry 31: Object name: /usr/lib/libC.a Member name: shrcore.o Text origin: 0xd020b400 Text length: 0x20a4b Data origin: 0xf039ce00 Data length: 0x6718 File descriptor: 0x41 Entry 32: Object name: /usr/lib/libC.a Member name: ansicore_32.o Text origin: 0xd01f2020 Text length: 0x1841f Data origin: 0xf0393220 Data length: 0x8491 File descriptor: 0x43 Entry 33: Object name: /usr/lib/libC.a Member name: shr.o Text origin: 0xd01d2100 Text length: 0x1fe90 Data origin: 0xf03a4d00 Data length: 0x30e9 File descriptor: 0x45 Entry 34: Object name: /usr/lib/libc.a Member name: pse.o Text origin: 0xd01ab12c Text length: 0x1f2 Data origin: 0xf021012c Data length: 0x0 File descriptor: 0x47 Entry 35: Object name: /usr/lib/libpthreads.a Member name: shr.o Text origin: 0xd0273000 Text length: 0x30b78 Data origin: 0xf0209000 Data length: 0x5020 File descriptor: 0x49 Entry 36: Object name: /usr/lib/libcrypt.a Member name: shr.o Text origin: 0xd01450f8 Text length: 0x846 Data origin: 0xf0325508 Data length: 0x128 File descriptor: 0x4b Entry 37: Object name: /usr/lib/libtli.a Member name: shr.o Text origin: 0xd026a920 Text length: 0x817c Data origin: 0xf0211870 Data length: 0x1360 File descriptor: 0x4d Entry 38: Object name: /usr/lib/libpthreads_compat.a Member name: shr.o Text origin: 0xd01a50f8 Text length: 0x17b6 Data origin: 0xf020f0f8 Data length: 0x0 File descriptor: 0x4f Entry 39: Object name: /usr/lib/libiconv.a Member name: shr4.o Text origin: 0xd0157100 Text length: 0x139c1 Data origin: 0xf0327c70 Data length: 0xa2e4 File descriptor: 0x51 Entry 40: Object name: /usr/IBMIHS/lib/libexpat.a Member name: libexpat.so.0 Text origin: 0xd0723100 Text length: 0x21060 Data origin: 0xf026fb30 Data length: 0x214c File descriptor: 0x53 Entry 41: Object name: /usr/lib/librtl.a Member name: shr.o Text origin: 0xd069fbc0 Text length: 0x825bf Data origin: 0xf03a8820 Data length: 0x320e8 File descriptor: 0x55 Entry 42: Object name: /usr/lib/libc.a Member name: shr.o Text origin: 0xd0319240 Text length: 0x2504d5 Data origin: 0xf0286fc8 Data length: 0x9d2b8 File descriptor: 0x57 Entry 43: Object name: /usr/lib/libpthreads.a Member name: shr_xpg5.o Text origin: 0xd010e000 Text length: 0x365c4 Data origin: 0xf038c000 Data length: 0x4024 File descriptor: 0x59 Entry 44: Object name: /usr/lib/libpthreads.a Member name: shr_comm.o Text origin: 0xd010a000 Text length: 0x3c52 Data origin: 0xf0349000 Data length: 0x424a8 File descriptor: 0x5b Entry 45: Object name: /usr/lib/libnsl.a Member name: shr.o Text origin: 0xd056a900 Text length: 0x7a19b Data origin: 0xf03e7248 Data length: 0x981d0 File descriptor: 0x5d Entry 46: Object name: /usr/IBMIHS/lib/libapr-0.so Text origin: 0xd0671000 Text length: 0x2dd64 Data origin: 0xf02722c9 Data length: 0x256b File descriptor: 0x5f Entry 47: Object name: /usr/IBMIHS/lib/libaprutil-0.so Text origin: 0xd0656000 Text length: 0x1a212 Data origin: 0xf02751ca Data length: 0x134a File descriptor: 0x61 (dbx)