You should use the PBF Format. It compresses better than XML + generic 
compression
and is faster to use. See http://wiki.openstreetmap.org/wiki/PBF_Format

Jochen

On Tue, Dec 20, 2011 at 09:48:53AM -0500, john whelan wrote:
> Date: Tue, 20 Dec 2011 09:48:53 -0500
> From: john whelan <[email protected]>
> To: OpenStreetMap talk mailing list <[email protected]>
> Subject: [OSM-talk] Compression formats
> 
> Which is the most effective compression type for .OSM files?
> 
> I'm running Windows 64 bit.  Bzip2 and 7-bit seem comparable but at the
> back of my mind I thought there was something a bit more specialised.
> 
> Thanks John

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-- 
Jochen Topf  [email protected]  http://www.remote.org/jochen/  +49-721-388298


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