Benchmarking 2011/Imposm

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Installation

Installation of imposm with all dependencies on the linux_db_bm host.

Installation steps

Install everything inside `/opt/imposm`:

cd /opt/
mkdir imposm
sudo mkdir imposm
sudo chown myusername:wms imposm

Install a recent >2.4 Python version:

cd /opt/imposm/
mkdir src
cd /opt/imposm/src
wget http://python.org/ftp/python/2.7.1/Python-2.7.1.tgz
tar xf Python-2.7.1.tgz 
cd Python-2.7.1
./configure --prefix /opt/imposm
make -j2
make install

Install google-protobuf for PBF format:

cd /opt/imposm/src
wget http://protobuf.googlecode.com/files/protobuf-2.4.1.tar.bz2
tar xf protobuf-2.4.1.tar.bz2 
cd protobuf-2.4.1
./configure --prefix /opt/imposm
make -j2
make install

Install tokyocabinet for internal import cache:

cd /opt/imposm/src
sudo yum install bzip2-devel
wget http://fallabs.com/tokyocabinet/tokyocabinet-1.4.47.tar.gz
tar xf tokyocabinet-1.4.47.tar.gz 
cd tokyocabinet-1.4.47
./configure --enable-off64 --prefix /opt/imposm
make -j2
make install

Install distribute/pip to install Python packages:

cd /opt/imposm/src
wget http://python-distribute.org/distribute_setup.py
../bin/python distribute_setup.py
../bin/easy_install pip

Install Imposm:

cd /opt/imposm/src
export CFLAGS=-I/opt/imposm/include
export LDFLAGS=-L/opt/imposm/lib
export PATH=/opt/imposm/bin:$PATH
bin/pip install imposm

Importing

Download OSM extract:

cd /opt/imposm/src
mkdir osm_data
cd osm_data
wget http://download.geofabrik.de/osm/north-america/us/colorado.osm.pbf

Run Imposm:

export LD_LIBRARY_PATH=/opt/imposm/lib
imposm --read colorado.osm.pbf --write -d osm -n