Disk I/O 스크립트 예제

 dd if=/dev/zero of=/home/1000gb bs=1000M count=1 &> 1mb_1000ex.log

for i in $(seq 1 1000)
do
dd if=/dev/zero of=/home/${i} bs=1M count=1
done

mkdir /home/1mb_mv

for i in $(seq 1 500)
do
mv /home/${i} /home/1mb_mv/
done


for i in $(seq 501 1000)
do
rm -rf /home/${i}
done