Installing php-fpm in ubuntu 10.04

put these in sources.list

• deb http://ppa.launchpad.net/brianmercer/php/ubuntu lucid main
• deb-src http://ppa.launchpad.net/brianmercer/php/ubuntu lucid main

And at then run this:

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 8D0DC64F

sudo aptitude update

sudo aptitude install php5-fpm