2.0 KiB
2.0 KiB
Journald
- List all reboots/show logs starting at a specific reboot:
journalctl --list-boots
-10 19d173f56d314912820486b9ddfd7d6c Thu 2018-06-21 11:20:55 CEST—Thu 2018-06-21
-9 3a5a050289314221a3863b88a0eef367 Thu 2018-06-21 11:26:33 CEST—Thu 2018-06-21
-8 f9726e6c9ce44678ab68a2fc12b1c12c Thu 2018-06-21 11:43:38 CEST—Thu 2018-06-21
-7 b4e6bc84ff8840adbc698992cd1900d2 Thu 2018-06-21 14:55:42 CEST—Thu 2018-06-21
-6 81b78d0d09934937a24a73bfcd3d8ede Thu 2018-06-21 15:06:18 CEST—Thu 2018-06-21
-5 dd78e29c073448ad9731c6c18288c97a Thu 2018-06-21 15:23:15 CEST—Thu 2018-06-21
-4 0fc2f05d12664d3aba6364102401d5fb Thu 2018-06-21 15:29:36 CEST—Thu 2018-06-21
-3 412bbe36d12546bab749a2a63fad99ca Thu 2018-06-21 15:34:19 CEST—Thu 2018-06-21
-2 c5189f2006c245d7833bb8fe20e62545 Thu 2018-06-21 16:07:51 CEST—Thu 2018-06-21
-1 7c47950edd194ff4b6a67d3556672430 Thu 2018-06-21 16:11:28 CEST—Thu 2018-06-21
0 61ea098edc924030aafb7a822c2df0e3 Thu 2018-06-21 16:26:46 CEST—Wed 2018-06-27
journalctl -b
-- Logs begin at Thu 2018-06-21 11:20:55 CEST, end at Wed 2018-06-27 14:20:01 CEST. --
Jun 21 16:26:46 lxdev05.psi.ch systemd-journal[85]: Runtime journal is using 8.0M (max allowed 91.9M, trying to leave 137.9M free of 911.8M av
Jun 21 16:26:46 lxdev05.psi.ch kernel: Initializing cgroup subsys cpuset
journalctl -b -2
-- Logs begin at Thu 2018-06-21 11:20:55 CEST, end at Wed 2018-06-27 14:20:01 CEST. --
Jun 21 16:07:51 lxdev05.psi.ch systemd-journal[87]: Runtime journal is using 8.0M (max allowed 91.9M, trying to leave 137.9M free of 911.8M av
Jun 21 16:07:51 lxdev05.psi.ch kernel: Initializing cgroup subsys cpuset
- Show logs starting from a given date/time:
journalctl --since 2018-06-23
journalctl --since '2018-06-23 18:13'
- Show logs for a given unit, eg a given service:
journalctl -u sshd.service
journalctl -u pli-puppet-run.timer
- Show the last N messages (1000 by default)::
journalctl -e
journalctl -e -n 250