Cron, Logs and journalctl

Servers do work no request asks for. This section schedules it with cron and systemd 142,543 timers, then finds the evidence in /var/log and the journal (Ubuntu 26.04 225 , cron 3.0pl1, systemd 259, logrotate 3.22.0 1,548 ).

Subsections

• cron and crontab
• System Cron Pitfalls
• systemd Timers
• Where Log Files Live
• journalctl
• Log Rotation