[ms4w-users] Re: [mapserver-users] FastCGI on IIS6 - how to test ?

Alexandre Dube adube at mapgears.com
Fri Aug 15 09:48:15 EDT 2008

Sorry James,

    Just realized you use FastCGI on IIS, which I don't know how it 
works.  Sorry.


Alexandre Dube wrote:
> Hi James,
>    I already did many tests a couple of months ago to see if fastCGI 
> was worth the efforts, and as soon as it worked, I noticed a good 
> difference of performances.  The map loaded much faster.  At the 
> bottom left of my internet browser, files transfered from the server 
> were downloaded much faster in fastCGI mode than normal.
>    But I also did real actual tests using a small application called 
> http_load, you can get it at : http://www.acme.com/software/http_load/
>    Well, maybe Jeff McKenna knows a better way to do it...
>    I definitively noticed a difference in performance between normal 
> CGI and fastCGI.  Try to make a file containing url of a GetMap 
> request and test it with http_load with normal CGI and fastCGI 
> configurations to see the difference.
>    To disable fastCGI, add quotes to your httpd.conf where the module 
> is loaded :
>    #LoadModule fcgid_module modules/mod_fcgid.so
>    This should be enough to disable it without problems.  Then restart 
> Apache.
>    You can also see which modules are currently loaded with :
>    go to --> /ms4w/Apache/bin
>    type the following --> httpd -t -D DUMP_MODULES
>    and see if your fastCGI module is there or not.
>    A tip : when you start/restart/stop apache, be sure do it in a 
> command window and not by clicking on the .bat file in windows mode.  
> That way, you will be able to see if there is any error message.
>    Best regards,
> Alexandre
> James Mapserver wrote:
>> Hi,
>> I have been playing with installing this using Microsofts FastCGI addin.
>> I am using the latest mapserv build from MS4W - which has fastcgi 
>> enabled
>> I seem to have it all up and running (in that if a alter Microsoft 
>> configuration it stops working!)
>> But how do I test if its really working as it should - and giving me 
>> the supposed benefits.
>> In task manager - I still see lots of mapserv processes appearing and 
>> disappearing - belonging to IIS_USR - but there is a mapserv process 
>> that hangs around for quite a while belonging to NETWORK_SERVICES - 
>> which I didn't used to have.
>> Is there any easy way to test this - other than just under heavy 
>> loading conditions ??
>> Thaks
>> James
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Alexandre Dubé

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