dd if=/dev/zero of=file.name.what.you.want bs=특정크기 count=1--그녀눈속의내눈속의그녀눈속의내눈
속의그녀눈속의내눈속의그녀눈속의내눈속의그녀눈속의내눈속의그녀눈속의내눈속의그녀
눈속의내눈속의그녀눈속의내눈속의그녀눈속의내눈속의그녀눈속의...