VM: 15972   RSS: 2324   - empty
VM: 18740   RSS: 3256   - after Data::Dumper
VM: 20968   RSS: 3388   - after Scalar::Util
VM: 21760   RSS: 4240   - after Getopt::Long
VM: 51348   RSS: 15408   - after Net::XMPP
VM: 53648   RSS: 15588   - after JSON::XS
VM: 57980   RSS: 17704   - after LWP::UserAgent
VM: 65852   RSS: 21572   - after POE qw(Component::Server::TCP)
VM: 88616   RSS: 31924   - after Moose