[OpenLayers-Users] openlayer, mapbuilder, geoserver

Stephen Woodbridge woodbri at swoodbridge.com
Fri Aug 10 13:27:37 EDT 2007


It seems to me the the question of what is getting measured is very 
relevant to this discussion.

1) Start of request to end of fulfillment of the request
2) Start of request to start of fulfillment of the request

OpenLayers has the perception that it is faster because like many web2.0 
clients it is all about activity. If the user can see activity they are 
less likely to perceive it has waiting. If I can see the tiles being 
loaded, then I know it got my request and I am watching it be fulfilled. 
If I am looking a a blank script or my old screen for a long time my 
mind wanders and I wonder why I am waiting.

When you are looking at OpenLayers are you looking at tiles, untiled, 
pre-cached tiles, etc. These different options can make HUGE differences 
in response times.

-Steve

Erik Uzureau wrote:
> Below is a translation of an email I received in french (further
> below) from dalloul (in cc) about using openlayers or mapbuilder in
> conjunction with geoserver. Hopefully someone has some input...
> 
> translation:
> ==============================
> Hello,
> I am studying the response times of clients integrated with geoserver:
> mapbuild and openlayers. Many say that openlayers is faster, but my
> comparison has showed the
> opposite. Do you have any ideas about ways to do display
> optimizations? About the
> possibility of the integration of other clients in geoserver, like
> Udig or mapbender?
> 
> ==============================
> 
> ---------- Forwarded message ----------
> From: dalloul <vendredi at wapda.com>
> Date: Aug 8, 2007 2:37 AM
> Subject: openlayer, mapbuilder, geoserver
> To: euzuro at gmail.com
> 
> 
> dalloul vous a envoyé un message. Vous pouvez répondre à dalloul en
> répondant à cet e-mail.
> 
> Contenu du message:
> -----------------------------------------------------------------------
> 
> bonjour,
> je suis en train d'étudier le temps de réponse des clients intégrés à
> géoserver: mapbuilder et openlayer
> beaucoup parlent que openlayer est plus rapide, mais ma comparaison a
> montré le contraire
> est ce que vous avez des idées sur les manières d'optimisation
> possible de point de vue affichage?
> possibilité d'intégration d'autres clients dans géoserver telque Udig,
> mapbender?
> 
> -----------------------------------------------------------------------
> 
> 
> --
> Association GeoRezo - le portail géomatique
> http://georezo.net
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