RE: [users@httpd] Apache dies unexpectedly

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> -----Original Message-----
> From: AussieJohn [mailto:aussiejohn@xxxxxxxxx]
> Sent: Montag, 27. Juni 2005 05:47
> To: users@xxxxxxxxxxxxxxxx
> Subject: [users@httpd] Apache dies unexpectedly
> 
> 
> Hey list, 
> 
> For the past few days I have been having terrible problems with my
> Apache 2 server.
> 
> Problem: 
>   Apache dies unexpected and out of the blue. e.g. I came to work this
> (monday) morning,
> and found my webserver died about half an hour before I even got into
> the office.
> Every so often (seemingly random times...) therewill be entries in the
> error_log saying:
> [notice] caught SIGTERM, shutting down
> [notice] Apache/2.0.54 (Unix) PHP/4.3.11 configured -- resuming normal
> operations

SIGTERM is the standard unix signal to kill a process. This is exactly the log message you get if you type "apachectl stop" or "kill <PID>". So something must be doing this...

You say the times are random - are you certain? Check in the crontab for root to see if there is a forgotten instruction to stop apache (check all the other crontabs if apache doesn't start as root). 

I notice below that the SIGTERM is followed immediately by a start and then by another SIGTERM - could there be a rogue daemon running - maybe to rotate logs or something? Check it out.

Rgds,
Owen Boyle
Disclaimer: Any disclaimer attached to this message may be ignored. 


> 
> Up until the point it dies (just said "caugh SIGTERM' nothing else),
> this is what keeps happening.
> 
> So I changed the LogLevel to debug, and have been monitoring it
> closely today, and the only thing
> I see just before the server dies is a "removed PID file" message.
> 
> If anyone can help me with this, it would be greatly appreciated, as
> my only option will
> be to wipe apache and start with a fresh server (not very keen on
> doing that...).
> 
> Please find some extra info below....
> 
> Info:
>  PHP Version: 4.3.11
>  OS: Fedora Core 2 (Linux 2.6.5-1.358) 
>  Apache Details:
>  [root@jack logs]# ../bin/apachectl -V
>  Server version: Apache/2.0.54 
>  Server built:   Apr 18 2005 14:28:22
>  Server's Module Magic Number: 20020903:9
>  Architecture:   32-bit
>  Server compiled with....
>   -D APACHE_MPM_DIR="server/mpm/prefork"
>   -D APR_HAS_SENDFILE
>   -D APR_HAS_MMAP
>   -D APR_HAVE_IPV6 (IPv4-mapped addresses enabled)
>   -D APR_USE_SYSVSEM_SERIALIZE
>   -D APR_USE_PTHREAD_SERIALIZE
>   -D SINGLE_LISTEN_UNSERIALIZED_ACCEPT
>   -D APR_HAS_OTHER_CHILD
>   -D AP_HAVE_RELIABLE_PIPED_LOGS
>   -D HTTPD_ROOT="/usr/local/apache2"
>   -D SUEXEC_BIN="/usr/local/apache2/bin/suexec"
>   -D DEFAULT_PIDLOG="logs/httpd.pid"
>   -D DEFAULT_SCOREBOARD="logs/apache_runtime_status"
>   -D DEFAULT_LOCKFILE="logs/accept.lock"
>   -D DEFAULT_ERRORLOG="logs/error_log"
>   -D AP_TYPES_CONFIG_FILE="conf/mime.types"
>   -D SERVER_CONFIG_FILE="conf/httpd.conf"
> 
> 
> Tail of error log:
> 
> [root@jack logs]# cat error_log
> [Mon Jun 27 12:57:50 2005] [info] removed PID file
> /usr/local/apache2/logs/httpd.pid (pid=8618)
> [Mon Jun 27 12:57:50 2005] [notice] caught SIGTERM, shutting down
> [Mon Jun 27 12:58:21 2005] [notice] Apache/2.0.54 (Unix) PHP/4.3.11
> configured -- resuming normal operations
> [Mon Jun 27 12:58:21 2005] [info] Server built: Apr 18 2005 14:28:22
> [Mon Jun 27 12:58:21 2005] [debug] prefork.c(956): AcceptMutex:
> sysvsem (default: sysvsem)
> [Mon Jun 27 12:58:26 2005] [info] removed PID file
> /usr/local/apache2/logs/httpd.pid (pid=8666)
> [Mon Jun 27 12:58:26 2005] [notice] caught SIGTERM, shutting down
> 
> Mind you - nothing was being done on the server (well, the server is
> in fact my workstation, alas, the webserver was not in use at the time
> when the errors were logged).
> 
> This has been happening for almost 4 or 5 days now, and for 
> no apparent reason. 
>  
> If you wish to email me directly at 
> aussiejohn[at]gmail[dot]com feel free to.
> 
> Cheerz, 
> 
> John V.
> 
> 
> -- 
> "If you really want something in this life, you have to work for it.
> Now, quiet! They're about to announce the lottery numbers..."
> - Homer Simpson
> 
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