I did use the -X flag on gdb and it didn't provide any useful information. On Nov 14, 2011 3:30 PM, "Peter Edwards" <[email protected]> wrote:
> Hi if you run the Apache server in single threaded mode with the -X flag > you should be able to strace it or gdb it. > Regards, Peter > On Nov 14, 2011 7:34 PM, "Adam Jimerson" <[email protected]> wrote: > >> On Mon, Nov 14, 2011 at 4:21 AM, Tomas Doran <[email protected]>wrote: >> >>> >>> On 14 Nov 2011, at 02:55, Adam Jimerson wrote: >>> >>> I am trying to deploy my app using the Catalyst Runtime 5.90006 using >>>> mod_perl 2.0.5 on apache 2.2.17. I have all my configurations in a >>>> virtual host file, can be found here http://cloud.vendion.net/apps/** >>>> files_sharing/get.php?token=**9e6836a8d9e633e2c81390d73423be** >>>> b92df489aa<http://cloud.vendion.net/apps/files_sharing/get.php?token=9e6836a8d9e633e2c81390d73423beb92df489aa> >>>> . >>>> >>>> My app runs fine under the development server script that ships with >>>> catalyst, but when I try to start Apache with this virtual host file it >>>> crashes Apache. If I enable -Debug in my Catalyst app >>>> I can see where the app is being loaded with Apache and that mod_perl >>>> is working >>>> >>> >>> You mean it is loading, not that it's working :) >>> >>> >> Yea that is what I mean, and to answer an earlier question yes I do have >> a LoadModule directive for mod_perl >> >> >>> >>> , and that the virtual host file passed the Syntax check. The only >>>> clue that can find in my servers logs is: >>>> >>>> httpd2-prefork[21582]: segfault at 7f1cac9f84c0 ip 00007f1cac9f84c0 sp >>>> 00007fffd98d11d8 error 14 in librt-2.11.3.so[7f1cae229000+**8000] >>>> >>> >>> Hmm, that's not particularly nice.. But it's not crashing inside perl - >>> so I'd guess this is an issue with your apache and/or mod_perl, rather than >>> with the perl code itself. >>> >>> >>> >> That was my first thought as well, but not getting help from my Distros >> support forums as far as server/module falls >> >> >>> Running Apache under gdb with debug symbols for apache and mod_perl >>>> installed there is no stack trace generated but the only error I see is >>>> this: >>>> >>> >>> This would be as apache forks, and the gdb doesn't follow that.. >>> >>> >> Would strace be able to follow the fork, or would I be in the same boat >> there? The only thing that I can see that would be causing it is a couple >> of lines like this: >> >> rt_sigprocmask(SIG_BLOCK, [INT CHLD], [CHLD], 8) = 0 >> clone(child_stack=0, >> flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, >> child_tidptr=0x7f6cc00c69d0) = 23938 >> rt_sigprocmask(SIG_SETMASK, [CHLD], NULL, 8) = 0 >> close(3) = 0 >> rt_sigprocmask(SIG_BLOCK, [CHLD], [CHLD], 8) = 0 >> rt_sigprocmask(SIG_SETMASK, [CHLD], NULL, 8) = 0 >> rt_sigprocmask(SIG_BLOCK, [CHLD], [CHLD], 8) = 0 >> rt_sigaction(SIGINT, {0x439950, [], SA_RESTORER|SA_RESTART, >> 0x7f6cbf4b9e10}, {SIG_DFL, [], SA_RESTORER|SA_RESTART, 0x7f6cbf4b9e10}, 8) >> = 0 >> wait4(-1, [{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, NULL) = 23937 >> wait4(-1, [{WIFEXITED(s) && WEXITSTATUS(s) == 1}], 0, NULL) = 23938 >> rt_sigaction(SIGINT, {SIG_DFL, [], SA_RESTORER|SA_RESTART, >> 0x7f6cbf4b9e10}, {0x439950, [], SA_RESTORER|SA_RESTART, 0x7f6cbf4b9e10}, 8) >> = 0 >> rt_sigprocmask(SIG_SETMASK, [CHLD], NULL, 8) = 0 >> close(3) = -1 EBADF (Bad file descriptor) >> >> >>> >>> Syntax error on line 7 of /etc/apache2/vhosts.d/www.**vendion.net.conf: >>>> Invalid command 'PerlSwitches', perhaps misspelled or defined by a >>>> module not included in the server configuration >>>> >>> >>> How much of the config can you remove (and still get the segfault?) >>> >>> Does it only take the PerlSwitches line and/or the <Perl> block (if so >>> it's _definitely_ an issue with your mod_perl/Apache, as with the >>> 'PerlModule' statement removed, no code except mod_perl is actually being >>> loaded. >>> >>> >> Without the <Perl> block I get this error when trying to start Apache2: >> >> startproc: exit status of parent of /usr/sbin/httpd2-prefork: 1 >> >> Without the PerlSwitches line that is what causes it to segfault. >> >> _______________________________________________ >> List: [email protected] >> Listinfo: http://lists.scsys.co.uk/cgi-bin/mailman/listinfo/catalyst >> Searchable archive: >> http://www.mail-archive.com/[email protected]/ >> Dev site: http://dev.catalyst.perl.org/ >> >> > _______________________________________________ > List: [email protected] > Listinfo: http://lists.scsys.co.uk/cgi-bin/mailman/listinfo/catalyst > Searchable archive: > http://www.mail-archive.com/[email protected]/ > Dev site: http://dev.catalyst.perl.org/ > >
_______________________________________________ List: [email protected] Listinfo: http://lists.scsys.co.uk/cgi-bin/mailman/listinfo/catalyst Searchable archive: http://www.mail-archive.com/[email protected]/ Dev site: http://dev.catalyst.perl.org/
