AW: [Qgis-developer] [WebClient] rule-based style SLOW

Ziegler Stefan Stefan.Ziegler at bd.so.ch
Thu Apr 19 11:00:45 EDT 2012


Ok.

But if I do the request below directly in Firefox I don't get an answer:

http://map2.jena.de/wms/test?LAYERS=rule-based%20style&FORMAT=image%2Fjpeg&DPI=96&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&SRS=EPSG%3A31468&BBOX=4470952.2051116,5639101.6991152,4471361.7998382,5639353.578998&WIDTH=883&HEIGHT=543

And some rule-based styled request in the web client are also fast... Strange.

Stefan

> -----Ursprüngliche Nachricht-----
> Von: bernhard.stroebl at jena.de [mailto:bernhard.stroebl at jena.de]
> Gesendet: Donnerstag, 19. April 2012 16:56
> An: Ziegler Stefan
> Cc: Qgis-developer at lists.osgeo.org
> Betreff: Re: [Qgis-developer] [WebClient] rule-based style SLOW
> 
> 
> 
> Am 19.04.2012 16:49, schrieb Ziegler Stefan:
> > Yes.
> >
> > What do mean by "desktop is fast". Do you load the WMS layer into QGIS or the
> original project file with the postgis layers?
> 
> yep, I meant QGIS desktop with postgis layer, just to make clear there is no problem
> with the styling.
> 
> Bernhard
> >
> > Steffan
> >
> >> -----Ursprüngliche Nachricht-----
> >> Von: qgis-developer-bounces at lists.osgeo.org [mailto:qgis-developer-
> >> bounces at lists.osgeo.org] Im Auftrag von bernhard.stroebl at jena.de
> >> Gesendet: Donnerstag, 19. April 2012 16:40
> >> An: Ziegler Stefan
> >> Cc: Qgis-developer at lists.osgeo.org
> >> Betreff: Re: [Qgis-developer] [WebClient] rule-based style SLOW
> >>
> >> Hi Stefan,
> >>
> >> the WMS requests in my last posts are from firebug. Is that what you mean?
> >>
> >> Bernhard
> >>
> >> Am 19.04.2012 15:38, schrieb Ziegler Stefan:
> >>> Hi Bernard
> >>>
> >>> Did you have a look at Firebug (or the Google Chrome equivalent) to
> >>> see what
> >> exactly the client is requesting?
> >>>
> >>> Regards
> >>> Stefan
> >>>
> >>>> -----Ursprüngliche Nachricht-----
> >>>> Von: qgis-developer-bounces at lists.osgeo.org [mailto:qgis-developer-
> >>>> bounces at lists.osgeo.org] Im Auftrag von bernhard.stroebl at jena.de
> >>>> Gesendet: Donnerstag, 19. April 2012 15:26
> >>>> An: Martin Dobias
> >>>> Cc: Qgis-developer at lists.osgeo.org
> >>>> Betreff: Re: [Qgis-developer] [WebClient] rule-based style SLOW
> >>>>
> >>>> Hi Martin,
> >>>>
> >>>> thank you for the reply
> >>>>
> >>>> Am 19.04.2012 14:36, schrieb Martin Dobias:
> >>>>> On Thu, Apr 19, 2012 at 12:00 PM,<bernhard.stroebl at jena.de>    wrote:
> >>>>>> Hi,
> >>>>>>
> >>>>>> I realized that using a rule-based style makes the client dead slow.
> >>>>>> Normally the log shows a timeout on the server for qgis_mapserv.fcgi.
> >>>>>> If I put the rules into the data source (postgres) and use a
> >>>>>> categorized style the client performs as expected. The slowliness
> >>>>>> can only be experienced when zooming or panning.
> >>>>>>
> >>>>>> I prepared an example (will be probably removed in a couple weeks):
> >>>>>> http://map2.jena.de/kartenportal/test?format=image/png&visibleLay
> >>>>>> er
> >>>>>> s=
> >>>>>> Stadtplan&lang=en
> >>>>>>
> >>>>>> after loading please activate one of the layers and zoom in on
> >>>>>> the colored area in the south rule-based style: loads forever
> >>>>>> (Navigation history brings you back) categorized style: loads ok
> >>>>>
> >>>>> Is it slow also in QGIS desktop app or is it something specific to
> >>>>> the QGIS server?
> >>>>
> >>>> desktop is fast
> >>>> and so is QGIS server; compare
> >>>> http://map2.jena.de/wms/test?LAYERS=Stadtplan%2Ccategorized%20style
> >>>> &F
> >>>> ORMAT=i
> >>>>
> >>
> mage%2Fpng&DPI=96&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&
> >>>>
> >>
> EXCEPTIONS=application%2Fvnd.ogc.se_inimage&SRS=EPSG%3A31468&BBOX=447
> >>>> 065
> >>>> 4.5050516,5638947.4195052,4471988.6271692,5639432.5548208&WIDTH=101
> >>>> 2&
> >>>> HEIGH
> >>>> T=368
> >>>> and
> >>>> http://map2.jena.de/wms/test?LAYERS=Stadtplan%2Crule-
> >>>>
> >>
> based%20style&FORMAT=image%2Fpng&DPI=96&SERVICE=WMS&VERSION=1.1.1&RE
> >>>> QUEST=GetMap&STYLES=&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&SR
> >>>> S=
> >>>> EPS
> >>>>
> G%3A31468&BBOX=4470654.5050516,5638947.4195052,4471988.6271692,5639
> >>>> 43
> >>>> 2.55
> >>>> 48208&WIDTH=1012&HEIGHT=368
> >>>>
> >>>> both are reasonably fast
> >>>>
> >>>>>
> >>>>>> if I enter the WMS request directly both layers load reasonably fast!?
> >>>>>
> >>>>> Then it is probably not a QGIS issue at all...?
> >>>>
> >>>> I have no idea where the problem comes from because on my PC
> >>>> (running OpenSUSE
> >>>> 11.4) both layers are fast in QGIS WebClient
> >>>>
> >>>>>
> >>>>> In any case, sharing the project would help - to look for any anomalies.
> >>>>
> >>>> what would you need? project and a dbdump? If you are willing to
> >>>> look into this I would send it to you with a PM.
> >>>>>
> >>>>> Martin
> >>>>
> >>>>
> >>>> Bernhard
> >>>>
> >>>>
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> >>>> _______________________________________________
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> >>>> Qgis-developer at lists.osgeo.org
> >>>> http://lists.osgeo.org/mailman/listinfo/qgis-developer
> >>
> >>
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> >
> 
> 
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