[OSM-dev] mod_tile/renderd serving metatiles

Michael Reichert osm-ml at michreichert.de
Sat Aug 25 08:13:45 UTC 2018


Hi,

Am 25.08.18 um 04:27 schrieb Lynn W. Deffenbaugh (Mr):
> Has anyone considered, designed, and/or implemented an extension to
> mod_tile to support serving raw metatile files to clients?
> 
> I've got my own tile server running using mod_tile and renderd and my
> own application that consumes OSM-compatible tiles.  I really don't like
> seeing the individual tiles arrive on my Android devices and would like
> to extend the knowledge of the metatile format into my client
> application.  That way, a single round-trip to the server brings back
> multiple tiles rather than one per round-trip.  The client caches tiles
> in an MBtiles database, so it can easily extract the individual tiles
> from the metatile and locally access them as needed.

Large tile server providers using mod_tile have an additional cache
(Squid or Varnish) between their tile servers and their end users.

Best regards

Michael


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