CPU process monitor
===================

Public domain
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    #!/bin/sh
    # @(#)/usr/local/bin/mon, quick & dirty process monitor
    # @(#)Bela Lubkin, June 1997 & December 2000
    # @(#)Bob Stockler, December 2000
    # @(#)Jean-Pierre Radley, December 2000
    
    trap 'echo "$CN\c";trap 0;exit' 0 2 3 15
    trap 'trap 0;exit' 1
    N=`tput lines`
    EL=`tput el` ED=`tput ed` CL=`tput clear` HO=`tput home`
    CF=`tput civis` CN=`tput cnorm` F="%12.2f%3d$ED$HO"
    echo "$CF$CL\c"
    HDR="`ps -p1 -opid -opcpu -oc -oargs | head -1`"
    while :
    do
      ps -e -opid= -opcpu= -oc= -oargs= |
      sort -rn +1 |
      awk -v H="$HDR" -v N="$N" -v E="$EL" -v F="$F" '
        BEGIN{print H;N-=2}
          $2>0||$3{print substr($0,1,79) E;P+=$2;C+=$3}
          NR>=N{exit}
        END{printf F,P,C}'
      sleep ${1-1}  # sleep time on script's command line (default 1 sec.)
    done
    
    
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_BY: Bela Lubkin, Bob Stockler, Jean-Pierre Radley_  
_TAG: cpu, trap, tput, awk, sort, bash-script, bash_  
_DATE: 2009-04-25 00:19:57_