Job Control tutorial

Unless otherwise noted, these commands apply only to the C shell, Korn shell, and bash:

• command & (, ): Run command in the background. You can continue to execute jobs in the foreground. All shells.
• CTRL-c (): Kill the current foreground job by sending the INTR signal (). All shells.
• CTRL-z (, ): Suspend the current foreground job by sending the TSTP signal ().
• Suspend a shell with the suspend command ().
• Suspend a background job with the stop command or an alias that does the same thing ().
• bg %num (): Let a stopped job (by job number num) continue in the background.
• fg %num (): Put a background job or a stopped job (by job number num) into the foreground.
• kill %num (): Kill an arbitrary background job (by job number num).
• kill pid (): Kill an arbitrary job (by process ID number num). All shells.
• jobs (): List background and stopped jobs and their job numbers.
• set notify (): Immediate job-state change notices.
• stty tostop (): Automatically stop background processes if they try writing to the screen.

- ML