新手学堂：Linux操作系统的进程监视方法

#!/bin/sh

PSLOG=~/ps-log
LOADLOG=~/load-log
INTERVAL=30 # ps 运行时间间隔
COUNTER=10 # 统计次数

while [ $COUNTER -gt 0 ]
do
TIME=$(date +%H:%M:%S)
cat /proc/loadavg |
sed -e "s/^/$TIME /" >> $LOADLOG
ps -e --cols 200 o user,pid,ppid,pri,size,rss,stat,pagein,%cpu,%mem,time,cmd |
sed -e "s/^/$TIME /" >> $PSLOG

echo $TIME $(ls -hs $LOADLOG $PSLOG)
let COUNTER-=1
sleep $INTERVAL
done