[OSM-dev] Tile caching

Grant Slater openstreetmap at firefishy.com
Sun Nov 28 03:19:51 GMT 2010


On 28 November 2010 00:30, SteveC <steve at asklater.com> wrote:
> What does the current caching timeout look like for the tiles on mapnik?
>
> Random thought - zoom levels 1..4 or something could be set to cache for a super long time as they hardly ever change. Or is that done already?
>

Already done.
zooms 0-9 have a default HTTP cache of 6 days.
Tiles also have a last modified heuristic which influences HTTP cache period.

/ Grant



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