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From "Victor Trac" <victor.t...@gmail.com>
Subject Re: [users@httpd] apache freezes after an hour
Date Mon, 06 Aug 2007 14:31:24 GMT
On 8/6/07, Grzegorz J. Jankowski <Grzegorz.Jankowski@prosoft.com.pl> wrote:
>
> Hi,
>
> I have a very strange problem and I cannot even determine the reason.
>
> First configuration:  virgin instalation of Debian Etch with:
>
> -Apache 1.3.34 with modules: mod_so, mod_macro, config_log_module,
>   mime_magic_module, mime_module, negotiation_module, status_module,
>   aotoindex_module, dir_module, cgi_module, userdir_module, alias_module,
>   rewrite_module, access_module, auth_module, expires_module,
> setenvinf_module,
>   perl_module, php4_module, gzip_module, python_module.
>
> -PHP 4.4.4-8-ecth4
>
> -Mysql 5.0.32
>
> -other Debian etch packages.
>
> PC: P4 with 512 MB. Kernel 2.6.18 from distro.
>
> Ewerything works correctly except apache.
>
> Its configured almost like basic-install configuration ( /var/www
> directory etc. )
>
>
> After startup apache starts for about 1 minute. It uses then about 100% of
> CPU.
> Then everything looks and works OK. First use of server also takes about
> 30 seconds
> also with 100% cpu usage. Then it runs properly. I use phpsysinfo page and
> some
> simple php scripts to insert data for exim ( exim+mysql ) for e-mail
> boxes.
> After about 1 hour, maybe less when You want to refresh a php page ( this
> phpsysinfo )
> apache runs also with 100% of CPU, waits about 1 minute and returns blank
> page.
> No error info on the browser, no error on the apache logs. Just nothing.
> Restart of apache ( apachectl restart ) helps for about 1 hour.
> What I did:
> - tested apache-ssl from this distribution - the same result - blank page
> - no error.
> - tested php5 ( was before - i downgraded to 4 ) - the same result - blank
> page - no error.
> - added of course hostname to /etc/hosts ( apache works curently in my lan
> - no routing
>   is needed, but it has of course internet connection).
> - i tested it without some modules but there is no change.
> - i declared a virtual host for 1 IP - no change.
> - I GUESSED: it's probably the problem of PHP because the static pages (
> pure html )
>    works fine. I mean they work even if phpsysinfo returns nothing (
>    blank page )  Also perl works fine all the time ( sqwebmail - perl
> e-mail<->www ),
>    but written in php in one line transfer:
>    <?  header("location:/cgi-bin/sqwebmail"); ?>
>    does not work - blank page - no error. Of course when I type
> /cgi-bin/sqwebmail
>    in web browser - it runs properly ( as it's perl .... ) like static
>    html.
>
> Where to find, where to look, I cron-restart server every hour - but it's
> not a solution.
> If You want any info more - pls ask.
>
> .... it's not my first apache server, even not a 10-th so I'm really
> crashed....
> .... I'm familiar with httpd.conf......
>
> please ... help....
>
>
>
>
> --
> Pozdrawiam
>
> Grzegorz J. Jankowski
>
>
>
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>
Is your script processing more data as the hour progresses?  PHP will return
a blank page when it runs out of RAM.  Try increasing the memory_limit
setting in your apache's php.ini to something higher.

-- 
http://www.victortrac.com

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