master/root/bin/cpumon_lite

   1 #!/bin/sh
   2
   3 INSTALL_DIR=$(dirname $0)
   4
   5 $INSTALL_DIR/monitor_proc -s /proc/stat
   6 while true; do
   7         sleep 1
   8         $INSTALL_DIR/monitor_proc /proc/stat | \
   9                 awk '
  10 BEGIN { printf "cpu:" }
  11 /cpu[0-9]/ {
  12         idle=$5
  13         sum=0; for (i=2;i<=NF;i++) sum+=$(i)
  14         load=(sum-idle)*100/sum
  15         tot+=load
  16         if (!not_first) not_first=1; else printf " +"
  17         printf " % 5.1f%%", load
  18 }
  19 END { printf " = % 6.1f%%\n", tot }'
  20 done