Comment 1 for bug 1328645

The log files from the ubuntu tar ball are already being extracted e.g. see
http://logs.openstack.org/95/99495/1/check-tripleo/check-tripleo-ironic-seed-precise/5924db9/logs/seed_logs/

and we're currently stripping out the /var/log/upstart path with tar
--strip-components=3