Linux › Section B · Basic commands and the directory hierarchy › Topic B.10
Listing and manipulating processes: signals and jobs
Every running program is a process with a number, and the shell gives you tools to list them, pause them, move them into the background and stop them. Doing this well means knowing which signal to send, and why the gentle one comes first.
In this topic
- Processes and PIDs
- Listing processes with ps
- Useful ps options
- Signals
- The signals you will use
- Ending processes properly
- Worked example: stopping a stuck program
- Job control
- Background processes
- Worked example: pausing and resuming a job
- Common mistakes to avoid
- Key takeaways
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