$ curl cheat.sh/
 cheat:pgrep 
# To get a list of PIDs matching <pattern>:
pgrep <pattern>

# To kill all PIDs matching <pattern>:
pgrep -f <pattern> | xargs kill

 tldr:pgrep 
# pgrep
# Find or signal processes by name.
# More information: <https://www.man7.org/linux/man-pages/man1/pkill.1.html>.

# Return PIDs of any running processes with a matching command string:
pgrep process_name

# Search for processes including their command-line options:
pgrep --full "process_name parameter"

# Search for processes run by a specific user:
pgrep --euid root process_name

$
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