Unfortunately, systemd journal, /var/log/kern.log, and /var/log/syslog are all log rotated so on long running systems, the initial boot logs are lost.
Any chance we can reconsider the decision to stop writing out /var/log/dmesg? ** Changed in: systemd (Ubuntu) Status: Won't Fix => Confirmed -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to systemd in Ubuntu. https://bugs.launchpad.net/bugs/1450588 Title: /var/log/dmesg No Longer Being Updated Status in systemd package in Ubuntu: Confirmed Bug description: After upgrading to Ubuntu 15.04 Vivid, /var/log/dmesg is no longer updated after boot. It appears that this was previously done via /etc/init/dmesg.conf To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1450588/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp