$ ls /var/log/upstart
console-setup.log       module-init-tools.log           rsyslog.log
container-detect.log    mongodb.log                     ureadahead.log
dbus.log                network-interface-eth2.log      ureadahead-other.log
juju-db-juju-local.log  procps-static-network-up.log
lxc-net.log             procps-virtual-filesystems.log