/dev/sda2 6144 415743 409600 200M Linux filesystem /dev/sda3 415744 17192959 16777216 8G Linux filesystem /dev/sda4 17192960 250069646 232876687 111G Linux filesystem 抹除/dev/sda磁盘的所有数据 root@archiso ~# fdisk /dev/sdaWelcome tofdisk(util-linux2.33.1). Changes will remaininmemory on...