How do I propagate failures from upstream wms-servers?
dmorissette at MAPGEARS.COM
Tue Nov 13 13:56:36 EST 2007
Ben Tuttle wrote:
> Given that mapserver can't do this at the moment have you considered
> other options? While it probably not as efficient you might be able to
> set up a cron to watch your cache for new images and do a "gdalinfo
> -mm" on each new tile in the cache and delete tiles with only one
> value (ie blank tiles).
Blank tiles, or tiles with a single color are a valid case in areas with
no data or in the middle of very large polygons, so I don't think that
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