To ‘background’ a process when you start it Simply add an ampersand (&) after the command. If the program writes to standard out, it will still write to your console / terminal. To foreground the process Simply use the fg command. You can see a list of jobs in the background with jobs. For example: … Read more
SIGTERM tells an application to terminate. The other signals tell the application other things which are unrelated to shutdown but may sometimes have the same result. Don’t use those. If you want an application to shut down, tell it to. Don’t give it misleading signals. Some people believe the smart standard way of terminating a … Read more
You can kill by job number. When you put a task in the background you’ll see something like: $ ./script & [1] 35341 That [1] is the job number and can be referenced like: $ kill %1 $ kill %% # Most recent background job To see a list of job numbers use the jobs … Read more
What he meant is that job control is by default turned off in non-interactive mode (i.e. in a script.) From the bash man page: JOB CONTROL Job control refers to the ability to selectively stop (suspend) the execution of processes and continue (resume) their execution at a later point. A user typically employs this facility … Read more