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Re: [Maposmatic-dev] Database update becoming critical
From: |
Thomas Petazzoni |
Subject: |
Re: [Maposmatic-dev] Database update becoming critical |
Date: |
Wed, 26 May 2010 10:06:32 +0200 |
On Wed, 26 May 2010 09:13:52 +0200
Maxime Petazzoni <address@hidden> wrote:
> Apparently this process has been documented recently (April) on the
> OSM wiki at http://wiki.openstreetmap.org/wiki/Minutely_Mapnik
>
> Using Osmosis, we can fetch the exact changes we need to apply to the
> database from any timestamp to "now", and append these changes to the
> database with osm2pgsql. After a simple two command setup:
>
> mkdir ~/.osmosis
> osmosis --read-replication-interval-init workingDirectory=~/.osmosis
>
> The update is then as simple as creating the state file from the last
> update timestamp, and piping osmosis into osm2pgsql to perform the
> update:
>
> wget http://toolserver.org/~mazder/replicate-sequences/?TIMESTAMP \
> -O ~/.osmosis/state.txt
> osmosis --read-replication-interval workingDirectory=~/.osmosis \
> --simplify-change --write-xml-change | osm2pgsql -a [our custom
> args]
This looks interesting. Do we have a separate machine on which we could
set this up on the world data ?
Thomas
--
Thomas Petazzoni http://thomas.enix.org
Promouvoir et défendre le Logiciel Libre http://www.april.org
Logiciels Libres à Toulouse http://www.toulibre.org
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