Check if program is running with bash shell script

Check if program is running with bash shell script

abstract

This is an example of a bash script which checks for some running process (daemon or service) and does specific actions (reload, sends mail) if there is no such process running.

compatible

Any modern Linux distribution

Nearly any unix sistem with recent bash version, grep, ps

We call ps (process list) command to list every system process and then use grep(filter) command to check if our process name is in that list, for example:

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