[OSM-dev] osm2pgsql for 64-bit IDs

Stefan de Konink stefan at konink.de
Sat May 21 12:21:07 BST 2011


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Op 21-05-11 12:52, Frederik Ramm schreef:
> On 05/21/2011 03:53 AM, Igor Brejc wrote:
>> Can you give some rough estimates on how much time we still have until
>> this 64bit issue comes up?
> 
> My rough estimate would be that it *may* happen around the end of this
> year, but more likely around mid-2012. Of course this depends heavily on
> how good we are at stopping data importers going crazy ;-)
> 
> Just look at http://wiki.openstreetmap.org/wiki/File:Osmdbstats2.png and
> ask yourself when that line reaches ~2 billion (take into account that
> the line only indicates the number of visible nodes; the highest node id
> tends to be about 20% higher than the number of visible nodes).

Given the upcomming 'license change phase 4' wouldn't it actually be a
good idea to 'start over' with counting again. Ditch the complete
history and reimport everything?

This might sound 'rücksichtlos', but does the memory and storage
overhead introduced (now) really benefit the user?


Stefan
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