R
- reboot command, System Shutdown Commands
- rebooting a system, forcing a crash dump, Forcing a Crash Dump and Reboot of the System
- rebooting an x86 based system, (Task Map), Rebooting an x86 Based System (Task Map)
- recovery of system, how to stop a system, How to Stop a System for Recovery Purposes
- recovery shutdown, troubleshooting booting, Troubleshooting Booting an x86 Based System (Task Map)
- run level
- 0 (power-down level), How Run Levels Work
- 1 (single-user level), How Run Levels Work
- 2 (multiuser level), How Run Levels Work
- 3 (multiuser with NFS), How Run Levels Work
- booting to, How to Boot a System to a Multiuser State (Run Level 3)
- what happens when system is brought to, What Happens When a System Is Booted to a Multiuser State (Run Level 3)
6 (reboot level), How Run Levels Work
- default run level, How Run Levels Work
- definition, How Run Levels Work
- determining (how to), Determining a System's Current Run Level
- s or S (single-user level), How Run Levels Work
- run level 3, multiuser state, Booting an x86 Based System to a Multiuser State (Run Level 3)
- run level S, how to boot a system to a single-user state, Booting an x86 Based System to a Single-User State (Run Level S)
- run levels or milestones, when to use, When to Use Run Levels or Milestones