#!/bin/sh

case "$2" in
  uptime)
    /usr/bin/uptime
    ;;

  vmstat)
    /usr/bin/vmstat
    ;;

  iostat)
    /usr/bin/iostat
    ;;

  who)
    /usr/bin/who
    ;;

  help)
    echo "Available commands:"
    echo "  uptime"
    echo "  vmstat"
    echo "  iostat"
    echo "  who"
    ;;

  *)
    echo "Unknown command"
    ;;
    
esac

