Lecture 3/29/2006

Startup and Run Levels.
Scheduled jobs.
Outline:

  • Linux (Debian) Bootup and Login Sequence

  • Init is the parent of all processes

  • User settings at login

  • System Run Levels

  • File /etc/inittab

  • Changing the Run levels

  • Booting into specified Run levels

  • Startup Scripts

  • Adding/removing scripts from startup

  • Startup script example

  • One time scheduled jobs: at

  • Scheduled periodical jobs: cron

  • Practical Exercises

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