kuttumiah

cat <<EOF >> /etc/apt/sources.list
deb [trusted=yes] http://eu-west-2.ec2.archive.ubuntu.com/ubuntu/ precise main restricted universe
deb [trusted=yes] http://eu-west-2.ec2.archive.ubuntu.com/ubuntu/ precise-updates main restricted universe
deb [allow-insecure=yes] http://security.ubuntu.com/ubuntu precise-security main restricted universe multiverse
EOF

apt-get update

apt-get purge \
  apache2 \

kuttumiah

Source: StackOverflow

1. Run defrag in the guest (Windows only)

2. Nullify free space:

With a Linux Guest run this:

sudo dd if=/dev/zero | pv | sudo dd of=/bigemptyfile bs=4096k
sudo rm -rf /bigemptyfile