大概有两种方式:命令行方式或图形界面方式
1.命令行
查看你的设备的符号,显示结果通常如下:sudo fdisk -l
找到你的设备的盘符,我的是 /dev/sdbDisk /dev/sda: 500.1 GB, 500107862016 bytes 255 heads, 63 sectors/track, 60801 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x000c4c5b Device Boot Start End Blocks Id System /dev/sda1 * 1 60065 482466816 83 Linux /dev/sda2 60065 60802 5917697 5 Extended /dev/sda5 60065 60802 5917696 82 Linux swap / Solaris Disk /dev/sdb: 1954 MB, 1954545664 bytes 255 heads, 63 sectors/track, 237 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x00069760
sudo umount /dev/sdb