aptitude install build-essential php5-dev librrd2-dev
wget http://oss.oetiker.ch/rrdtool/pub/contrib/php_rrdtool.tar.gz tar -xzf php_rrdtool.tar.gz cd rrdtool ./configure make
cp modules/rrdtool.so /usr/lib/php5/20060613+lfs/ echo "extension=rrdtool.so" > /etc/php5/apache2/conf.d/rrdtool.ini /etc/init.d/apache2 reload