DD过后的甲骨文怎么扩容硬盘

root@ubuntu:~# sudo dd iflag=direct if=/dev/oracleoci/oraclevda of=/dev/null count=1
dd: failed to open '/dev/oracleoci/oraclevda': No such file or directory报错啊

把 sda 替换为实际的硬盘
dd iflag=direct if=/dev/sda of=/dev/null count=1
echo "1" | tee /sys/class/block/sda/device/rescan