Comment 39 for bug 1579580

(note that /var/lib/ureadahead/pack file removed and then system immediately rebooted before each verification test below)

ubuntu@fili:~$ dpkg -l |grep ureadahead
ii ureadahead 0.100.0-20 amd64 Read required files in advance
ubuntu@fili:~$ journalctl -b | grep ureadahead | wc -l
3203

ubuntu@fili:~$ dpkg -l |grep ureadahead
ii ureadahead 0.100.0-21 amd64 Read required files in advance
ubuntu@fili:~$ journalctl -b | grep ureadahead| wc -l
3