[Lizmap] External WMS slowdown

[Paolo Cavallini]

not for now, but I can set it up if useful
cheers.

Il 30/11/20 16:59, Nicolas Boisteault ha scritto:
> Paolo, do you have any public Lizmap showing this behavior?
> 
> Le 30/11/2020 à 17:00, Paolo Cavallini a écrit :
>> exactly. when checking this, I assume all the slowdown is due to Lizmap
>> requesting GetCappabilities even before loading layers, which in case of
>> many WMSs slows down considerably initial loading of the project.
>> Cheers.
>>
>> Il 30/11/20 16:14, Nicolas Boisteault ha scritto:
>>> It depends on the "Get images directly from WMS Server" checkbox in
>>> Lizmap plugin.
>>>
>>> Le 30/11/2020 à 15:54, Paolo Cavallini a écrit :
>>>> I assume external WMS read directly do not go through qgis.
>>>> am I wrong?
>>>> cheers.
>>>>
>>>> Il 30/11/20 12:39, Roberto Marzocchi ha scritto:
>>>>> We encountered the same problem.
>>>>> Are you sure it is a problem of LWC? I've always thought it is a
>>>>> problem
>>>>> of QGIS server
>>>>>
>>>>> R
>>>>>
>>>>>
>>>>>
>>>>>
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>>>>>
>>>>> ---- Attivato gio, 26 nov 2020 11:33:52 +0100 *Paolo Cavallini
>>>>> <cavallini at faunalia.it>* ha scritto ----
>>>>>
>>>>>       Hi all,
>>>>>       I noticed that a large number of external WMS in a project slows
>>>>> down
>>>>>       initial loading of the project. I assume this is due to a
>>>>>       ``GetCapabilities`` call on project parsing. Am I right? Is
>>>>> there a way
>>>>>       of avoiding this, and calling ``GetCapabilities`` only on layer
>>>>>       activation? In this way one could e.g. have external WMS in a
>>>>> mutually
>>>>>       exclusive group, so only ona call is issued at a time.
>>>>>       Thanks for any hint.
>>>>>       --
>>>>>       Paolo Cavallini
>>>>>       www.faunalia.eu - QGIS.org
>>>>>       training, support, development on QGIS, PostGIS and more
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>>>>>
>>>>>
>>>>>
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-- 
Paolo Cavallini
www.faunalia.eu - QGIS.org
training, support, development on QGIS, PostGIS and more