[FASTCGI] Logging

Tom Bowden charles_thomas at mac.com
Wed Apr 14 17:03:29 EDT 2010


I typically use syslog() for that sort of thing -- it is extremely  
flexible and lets me do things like specify rules to transfer logs to  
other systems/syslog daemons.

On Apr 13, 2010, at 12:30 PM, Paulo Jorge Dias wrote:

> Unfortunately I have already thought of use that approach but the  
> application I am talking about is a migration from other technology  
> and all the logging is hardcoded and spread over many files.
>
> I notice also situations where the mix of logging is not only at  
> line level, but also at string level, like two or more SQL  
> statements mixed.
>
> Best regards,
>
> 2010/4/13 Gordon Colburn <gordon at group309.com>
> I don’t know of any good way to configure one log file per process.  
> Instead, consider using a single log file (like you are now) and  
> define your logging format so that it contains a process identifier  
> of some kind (e.g. PID). If you are running on a Unix-like OS, you  
> can then use the various command-line tools (e.g. awk, grep) to  
> filter out the messages for a particular process if needed. With  
> this approach, by default you have an aggregate view of the logs  
> but it is also easy to view the logs by process (I find myself  
> needing to do both on occasion). Plus, it is less cumbersome (IMO)  
> to have a single log file than 50.
>
>
> BTW, if you are deploying to a Windows machine, you can still use  
> awk, grep, etc. to filter the logs; just install Cygwin  
> (www.cygwin.com).
>
>
> Regards,
>
> Gordon
>
>
> From: fastcgi-developers-bounces 
> +gordon=group309.com at mailman.fastcgi.com [mailto:fastcgi-developers- 
> bounces+gordon=group309.com at mailman.fastcgi.com] On Behalf Of Paulo  
> Jorge Dias
> Sent: Tuesday, April 13, 2010 4:26 AM
> To: fastcgi-developers at mailman.fastcgi.com
> Subject: [FASTCGI] Logging
>
>
> Hi all,
>
>
>
> I have a fastcgi based service with Apache 2.2 with the  
> configuration bellow.
>
> I am facing logging problems because all 50 processes write to the  
> same file (error_log) and the messages are mixed.
>
> Is there any configuration in order to have one log file per each  
> fast-cgi process?
>
> Httpd.conf
>
> ErrorLog "logs/error_log"
> LoadModule fastcgi_module modules/mod_fastcgi.so
> <IfModule mod_fastcgi.c>
>     Alias /fcgi-bin/ /app/onlinec/applon/exe/
>     <Directory /app/onlinec/applon/exe>
>       AllowOverride None
>       Allow from all
>     </Directory>
>     #
>     # Start a "static" server at httpd initialization inside the  
> scope of the SetHandler
>     #
>     FastCgiServer /app/onlinec/applon/exe/elag -processes 50 -idle- 
> timeout 180 -restart-delay 5 -initial-env LD_PRELOAD=/usr/lib/ 
> 0 at 0.so.1 -initial-env NLS
> _LANG=AMERICAN_AMERICA.WE8ISO8859P1 -initial-env LD_LIBRARY_PATH=/ 
> usr/openwin/lib:/app/fcgi/lib:/app/oracle/instclient -initial-env  
> DBCONNECT=XXXXX/XXXXX at XXXXX:####/XXXXX -initial-env ENVFILE=/app/ 
> onlinec/resources/config/applon.env
>     #
>     LogFormat "%P %t %>s %T %a %B \"%r\"" common
>     CustomLog logs/access_log common
> </IfModule>
>
> Best regards,
>
> --
> Paulo Jorge Dias
>
>
>
>
> -- 
> Paulo Jorge Dias
> _______________________________________________
> FastCGI-developers mailing list
> FastCGI-developers at mailman.fastcgi.com
> http://mailman.pins.net/mailman/listinfo.cgi/fastcgi-developers

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