On Sat, 2009-09-26 at 10:43 +0200, Michael Handerek wrote:
> Hi,
> 
> I setup a PostGIS + Mapnik + mod_tile server to serve my own tiles. It
> is already running :) but mapnik only renders boundaries. I have read on
> mapnik wiki the troubleshooting that covers my problem.
> 
>  "If the generated tiles or image show coastlines, but lack streets,
> street names, cities, and other features, please verify that the
> database user can indeed login. The scripts and mapnik may quietly fail
> to read the data and thus render with coastlines, but no other data.
> Another cause is building mapnik without postgis support."
> 
> The data ist definitive taken from Postgres, checked by tailing the
> access logs.
> What does it mean to build mapnik with postgis support? This point seems
> not to be mentioned explicit in the install howto on the mapnik site.

If mapnik is connecting with postgresql then you have the postgis.input
plugin.

What data have you imported into postgresql?

If using OSM with osm2pgsql then make sure you build and install the
latest from SVN. See
http://wiki.openstreetmap.org/index.php/Mapnik#osm2pgsql


> Furthermore generated tiles on higer zoomlevels are squishy.

What do you mean by this? Perhaps you are wanting to change the
projection?

> Does anybody already fixed issues like that?
> 
> 
> Regards, Michael
> 
> 
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