Processes.bash

Nombre: Processes.bash
Autor: SASIKALA
Descripción: Script que muestra los procesos basados en el procentaje de uso de CPU y de la memoria
Visto en The Geek Stuff

#! /bin/bash
#List processes based on %cpu and memory usage

echo "Start Time" `date`
# By default, it display the list of processes based on the cpu and memory usage #
if [ $# -eq 0 ]
then

 echo "List of processes based on the %cpu Usage"
 ps -e -o pcpu,cpu,nice,state,cputime,args --sort pcpu  # sorted based on %cpu
 echo "List of processes based on the memory Usage"
 ps -e -orss=,args= | sort -b -k1,1n # sorted bases rss value

# If arguements are given (mem/cpu)
else
 case "$1" in
 mem)
  echo "List of processes based on the memory Usage"
   ps -e -orss=,args= | sort -b -k1,1n
  ;;
  cpu)
  echo "List of processes based on the %cpu Usage"
  ps -e -o pcpu,cpu,nice,state,cputime,args --sort pcpu
  ;;
  *)
  echo "Invalid Argument Given \n"
  echo "Usage : $0 mem/cpu"
  exit 1
  esac 

fi
echo "End Time" `date`
exit 0

Permisos: chmod 700 Processes.bash 

Ejecución: 

./Processes.bash 

./Processes.bash cpu 

./Processes.bash mem