1
vote
0answers
173 views

How to fix the possible memory leak issue in Openlayers 2.13.1 version?

Recently we have upgraded the Openlayers from version 2.12 to 2.13.1. However the performance of the new version is not that promising, infact it has degraded exponentially. I have a draggable model ...
0
votes
1answer
92 views

JS/browser API library to show/interact with many markers with the best performance?

What's the best Javascript library that can show about 50000 (and more) clickable markers without resorting to things like clustering markers,etc? The markers are clickable and I want to associate ...
2
votes
3answers
191 views

Openlayer is very slow when using WKT Multipolygon with a large number of Points

I'm showing the boundaries of cyprus regions using openlayers with vector layer, I get the coords from a shapefile which has a lot of points, for instance some regions can have a multipolygon with in ...
2
votes
1answer
247 views

OpenLayers and Geoserver. Using multiple Servers for tiles

OpenLayers allows the wms layer to specify up to 4 servers to permit the browser to connect to a server multiple times Has anyone had any experience in mapping those for servers to four Physical ...
5
votes
3answers
3k views

Slow IE8 responsiveness with OpenLayers and many features

Background Adding about 700 sites to an OpenLayers Map. Firefox 11 and Google Chrome display the sites just fine. IE8, which is the organization's standard and will not be upgraded for the ...
1
vote
1answer
534 views

OpenLayers GML Polygon Performance

I'm working on a project where we have a large number of very detailed polygons being displayed on a image using Openlayers. The polygons are added to the map through a GML feed. We are having end ...
5
votes
2answers
5k views

OpenLayers canvas renderer - redraws all features on selecting a single feature

I am currently trying to learn more about OpenLayers, and I'm coming up against performance / behaviour issues that I wouldn't expect to see. To elaborate... I have combined this example for ...
2
votes
1answer
338 views

OpenLayers deploy: what libs does selectFeature rely on?

I am trying to minimize my code by modifying OpenLayers deploy configuration file in order to reduce its load time. However, It seems that I can't include all necessary libs that ...