= Vector map rendering = == Kothic == === Workflow === 1. load OSM data - plain *.osm XML files only at the moment 2. generate vtiles - basically tiled textfiles 3. render from vtiles - only Cairo supported at the moment === Issues === ==== Vtile generation doesn't scale ==== For example, for processing the Czech Republic data (state 16.10.2012) requires about 9.5 GB of RAM. It also just runns in a single thread. There are two possible solutions for the RAM issue: * iterate more times over the data * use on disk cache/database for the temporary results * this is what [http://svn.openstreetmap.org/applications/utils/export/tiledata2/initialParse.py the old OJWs tile data server does] during import