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GeoServer renders blue and red backgrounds occasionally

I removed the mbtiles layers from the layer group and only let the style remain there. The map renders correctly now. The issue was probably that the layers were being rendered multiple times, once ...
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Querying mbtiles is slow in GeoServer

Adding indexes for the zoom_level column solved the problem. Though "tiles" was a SQL view initially and I had to replace it with a table in order to add indexes for the zoom_level column. I ...
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Software used to plot GPS data on a map to be saved as an image

Unless you want complete automation, this might do the trick https://www.qgistutorials.com/en/docs/3/animating_time_series.html Download QGIS
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