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}}