[OSM-dev] Reducing osm2pgsql memory usage using a database method

Artem Pavlenko artem at mapnik.org
Mon Mar 12 11:41:20 GMT 2007

> As for osm2pgsql, I don't even know what it does,

Your ideas and suggestion will be much appreciated here if they'll be  
aimed at improving OSM software stack and not just making points  
about Perl vs ...
Understanding "what it does" might be a good starting point IMHO.
You made it clear that you have no interest in osm2pgsql , what kind  
of reaction do you expect ? ;-)


> I only know that it is a C program that used to keep most of the  
> planet file in memory making it unusable on low-end machines, and  
> that there's another version that holds temporary data in a  
> database table which is much slower but consumes hardly any memory.  
> From that, I derived my suggestion that the plant file might  
> probably be processed in chunks. From your rather cynical reaction  
> to that, I gather it must have been a stupid idea. Ok, no problem,  
> sorry to have intervened, I'll stick to my own toys in the future.
> Bye
> Frederik
> -- 
> Frederik Ramm  ##  eMail frederik at remote.org  ##  N49°00.09' E008° 
> 23.33'

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