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From "Jason" <j...@cartmanager.net>
Subject Re: [users@httpd] Apache crashing unexpectedly
Date Wed, 10 Sep 2003 22:24:12 GMT
I stumbled on this shortly after reading your message... May be at least mildly helpful
http://httpd.apache.org/docs/misc/FAQ.html#wheres-the-dump

----- Original Message ----- 
From: <mattyml@bellsouth.net>
To: <users@httpd.apache.org>
Sent: Wednesday, September 10, 2003 11:50 AM
Subject: [users@httpd] Apache crashing unexpectedly


> Howdy,
> 
> We are running Apache 1.3.27 on Redhat Linux 7.3, and for some reason
> apache keeps crashing every 4 - 5 days. We get the following error
> messages in the error_log when Apache starts to die:
> 
> [Wed Sep 10 13:34:26 2003] [notice] child pid 16965 exit signal Segmentation fault (11)
> 
> Apache is also not dumping core (CoreDumpDirectory is defined in my
> httpd.conf, and points to a location writeable by the apache userid). We
> are using the latest auth_ldap and weblogic modules to integrate with
> Weblogic server and our corporate LDAP servers. I captured a process
> listing during one of the hangs (notice all the zombies?):
> 
> apache   20154  0.0  0.0     0    0 ?        Z    Sep07   0:07 [httpd
> <defunct>]
> apache   20156  0.0  0.0     0    0 ?        Z    Sep07   0:07 [httpd
> <defunct>]
> apache   24703  0.0  0.0     0    0 ?        Z    12:55   0:00 [httpd
> <defunct>]
> apache   24713  0.0  0.0     0    0 ?        Z    12:56   0:00 [httpd
> <defunct>]
> apache   24735  0.0  0.0     0    0 ?        Z    12:57   0:00 [httpd
> <defunct>]
> apache   24802  0.0  0.0     0    0 ?        Z    13:03   0:00 [httpd
> <defunct>]
> apache   24803  0.0  0.0 39232 2856 ?        S    13:03   0:00 [httpd]
> apache   24804  0.0  0.0     0    0 ?        Z    13:03   0:00 [httpd
> <defunct>]
> apache   24823  0.0  0.0     0    0 ?        Z    13:05   0:00 [httpd
> <defunct>]
> apache   24843  0.0  0.0     0    0 ?        Z    13:07   0:00 [httpd
> <defunct>]
> apache   24882  0.0  0.0     0    0 ?        Z    13:07   0:00 [httpd
> <defunct>]
> apache   24883  0.0  0.0     0    0 ?        Z    13:07   0:00 [httpd
> <defunct>]
> apache   24690  0.0  0.0 39440 3500 ?        T    12:55   0:00 [httpd]
> apache   24884  0.0  0.0 39128 2488 ?        T    13:07   0:00 [httpd]
> apache   16257  0.0  0.1 39912 3984 ?        T    Sep07   0:07 [httpd]
> apache   16260  0.0  0.1 39904 3996 ?        T    Sep07   0:07 [httpd]
> apache   16360  0.0  0.1 39804 3876 ?        T    Sep07   0:07 [httpd]
> root     14716  0.0  0.0 38960 2344 ?        T    Sep05   0:00
> /usr/sbin/httpd -DHAVE_ACCESS -DHAVE_PROXY -DHAVE_AUTH_ANON -DHAVE_ACTIONS
> -DHAVE_ALIAS -DHAVE_ASIS -DHAVE_AUTH -DHAVE_AUTOINDEX -DHAVE_AUTH_DB
> -DHAVE_AUTH_DBM -DHAVE_SSL -DHAVE_CERN_META -DHAVE_CGI -DHAVE_DIGEST
> -DHAVE_DIR -DHAVE_ENV -DHAVE_EXAMPLE -DHAVE_EXPIRES -DHAVE_HEADERS
> -DHAVE_IMAP -DHAVE_INCLUDE -DHAVE_INFO -DHAVE_LOG_AGENT -DHAVE_LOG_CONFIG
> -DHAVE_LOG_REFERER -DHAVE_MIME -DHAVE_MIME_MAGIC -DHAVE_MMAP_STATIC
> -DHAVE_NEGOTIATION -DHAVE_REWRITE -DHAVE_SETENVIF -DHAVE_SPELING
> -DHAVE_STATUS -DHAVE_UNIQUE_ID -DHAVE_USERDIR -DHAVE_USERTRACK
> -DHAVE_VHOST_ALIAS -DHAVE_AUTH_LDAP -DHAVE_PHP4 -DHAVE_WL_SSL
> 
> We are using the following RPMs on the system:
> 
> glibc-common-2.2.5-42
> glibc-2.2.5-42
> apache-1.3.27-2
> auth_ldap-1.6.0-9
> netscape-ldapsdk-opt-5.08-5
> openldap-2.0.23-4
> nss_ldap-189-4
> 
> The error_log entries aren't real helpful, and I am wondering if there is
> a way to get further info, or drill down to which module is causing Apache
> to hang? Anyone experienced these symptoms with their deployments?
> 
> Thanks,
> - Ryan
> 
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