[Qgis-developer] Is QGIS Server thread safe?

[Marco Hugentobler]

On 05/10/16 10:05, G. Allegri wrote:
>
> Hi Marco, thanks for the reply.
> I imagined that but I couldn't find where QGIS Server spawns new 
> processes to handle the incoming requests. Could you point me to the 
> lines where it happens?
>

QGIS Server does not spawn the new processes itself. This is done by the 
apache fcgid module (https://httpd.apache.org/mod_fcgid/).

Regards,
Marco


> giovanni
>
> Il 09/mag/2016 11:09 PM, "G. Allegri" <giohappy at gmail.com 
> <mailto:giohappy at gmail.com>> ha scritto:
>
>     Today me and my collegues were experimenting with a QgsApplication
>     instance within a python web application.
>     While doing some tests on concurrency a question arised in my
>     mind: is QGIS Server supposed to manage concurrent requests when
>     run as FastCGI?
>
>     Probably it's a noob question but I haven't been able to give me a
>     clear answer...
>
>     Giovanni
>
>
>
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-- 
Dr. Marco Hugentobler
Sourcepole -  Linux & Open Source Solutions
Weberstrasse 5, CH-8004 Zürich, Switzerland
marco.hugentobler at sourcepole.ch http://www.sourcepole.ch
Technical Advisor QGIS Project Steering Committee

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