题解 | #统计所有进程占用内存百分比的和#
统计所有进程占用内存百分比的和
https://www.nowcoder.com/practice/fb24140bac154e5b99e44e0cee45dcaf
sum=0
for i in `awk -F ' ' '{print $4}' nowcoder.txt | grep -v '%MEM'`
do
sum=`echo "$sum + $i" | bc`
done
echo $sum
for i in `awk -F ' ' '{print $4}' nowcoder.txt | grep -v '%MEM'`
do
sum=`echo "$sum + $i" | bc`
done
echo $sum