[OSM-dev] 'Up-to-Date', serving ondemand live Mapnik data

[Matt Amos]

On Mon, Jan 19, 2009 at 8:31 AM, D Tucny <d at tucny.com> wrote:
> 2009/1/19 Christopher Schmidt <crschmidt at metacarta.com>
>> Since this is not tiled at all, the performance is not likely to be great,
>> but it does make an interesting demo.
>
> Apart from that little problem it looks pretty cool... Of course, if the
> mapnik layer was getting minutely diffs applied along with automatic marking
> of tiles with changes as dirty, that would be even cooler :)

this script (currently hourly) can be very easily adapted to expire
metatiles based on minutely diffs:

http://svn.openstreetmap.org/applications/utils/export/tile_expiry/

cheers,

matt