Linux自动收集某个进程的脚本

interval=($2)
name=($1)
arrA=($3)

while true
do a=(`top -b -n 2|grep Cpu|awk '{print $2}'`)
echo $name.cpu.total" "${a[1]%%%us,}" "`date +%s`
d=`free -m|grep Mem|awk '{print $3}'`
echo $name.mem.used" "$[d*1024*1024]" "`date +%s`
e=`free -m|grep Mem|awk '{print $2}'`
echo $name.mem.total" "$[e*1024*1024]" "`date +%s`
for NUM in ${arrA[*]}
do
cpu=`top -n 1 -p $NUM|tail -2|head -1|awk '{ssd=NF-4} {print $ssd}'`
b=$(awk 'BEGIN{printf "%.1f
",'$cpu'/4}')
echo $name.cpu.$NUM" "$b" "`date +%s`
mem=(`cat /proc/$NUM/status|grep -e VmRSS`)
if [ "${mem[1]}" == "" ]
then
echo $name.mem.$NUM" "0.0 `date +%s`
else
c=${mem[1]}
echo $name.mem.$NUM" "$[c*1024]" "`date +%s`
fi
done


sleep $interval
done