[OSM-dev] tiles at home disk usage

Grant Slater openstreetmap at firefishy.com
Wed May 2 14:22:00 BST 2007

OJW wrote:
> Just as background info for anyone who doesn't watch munin stats: the sea and 
> coastline tiles have pushed us up to 92% disk space usage (from 57% before) 
> on tiles at home

A quick temporary fix would be to change tile2.php to unlink new tiles 
if there is an existing tile.

And then hard link all duplicate tiles.

I highly recommend the script "faster-dupemerge" from: 
http://www.furryterror.org/~zblaxell/dupemerge/dupemerge.html for this task.
It has an extremely efficient duplicate finding mechanism. (low memory 


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