[  520.826044] systemd-journald[515]: Time jumped backwards, rotating.
[  533.002307] systemd-journald[515]: Time jumped backwards, rotating.
[  533.019831] systemd-journald[515]: Time jumped backwards, rotating.
[ 1286.937339] sched: RT throttling activated
[ 1290.127422] systemd-journald[515]: Time jumped backwards, rotating. (Dropped 1 similar message(s))
[ 1293.128128] systemd-journald[515]: Oldest entry in /var/log/journal/aa423f5a8b204883a07745abf8ace94f/system.journal is older than the configured file retention duration (1month), suggesting rotation.
[ 1293.129266] systemd-journald[515]: /var/log/journal/aa423f5a8b204883a07745abf8ace94f/system.journal: Journal header limits reached or header out-of-date, rotating.