Commands to clean a Ubuntu install for smaller Vagrant packages

gistfile1.sh

# Remove items used for building, since they aren't needed anymore
sudo apt-get clean
sudo apt-get -y remove linux-headers-$(uname -r) build-essential
sudo apt-get -y autoremove

# Zero out the free space to save space in the final image:
suod dd if=/dev/zero of=/EMPTY bs=1M
sudo rm -f /EMPTY
 
# Removing leftover leases and persistent rules
echo "cleaning up dhcp leases"
sudo rm /var/lib/dhcp3/*
 
# Make sure Udev doesn't block our network
# http://6.ptmc.org/?p=164
echo "cleaning up udev rules"
sudo rm -rf /etc/udev/rules.d/70-persistent-net.rules
sudo mkdir /etc/udev/rules.d/70-persistent-net.rules
sudo rm -rf /dev/.udev/
sudo rm /lib/udev/rules.d/75-persistent-net-generator.rules