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Linux fdisk 是一个创建和维护分区表的程序,它兼容 DOS 类型的分区表、BSD 或者 SUN 类型的磁盘列表。
语法fdisk [必要参数][选择参数]必要参数: - -l 列出素所有分区表
- -u 与 -l 搭配使用,显示分区数目
选择参数: 菜单操作说明
- m :显示菜单和帮助信息
- a :活动分区标记/引导分区
- d :删除分区
- l :显示分区类型
- n :新建分区
- p :显示分区信息
- q :退出不保存
- t :设置分区号
- v :进行分区检查
- w :保存修改
- x :扩展应用,高级功能
实例显示当前分区情况: - # fdisk -l
- Disk /dev/sda: 10.7 GB, 10737418240 bytes
- 255 heads, 63 sectors/track, 1305 cylinders
- Units = cylinders of 16065 * 512 = 8225280 bytes
- Device Boot Start End Blocks Id System
- /dev/sda1 * 1 13 104391 83 Linux
- /dev/sda2 14 1305 10377990 8e Linux LVM
- Disk /dev/sdb: 5368 MB, 5368709120 bytes
- 255 heads, 63 sectors/track, 652 cylinders
- Units = cylinders of 16065 * 512 = 8225280 bytes
- Disk /dev/sdb doesn't contain a valid partition table
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显示SCSI硬盘的每个分区情况 - # fdisk -lu
- Disk /dev/sda: 10.7 GB, 10737418240 bytes
- 255 heads, 63 sectors/track, 1305 cylinders, total 20971520 sectors
- Units = sectors of 1 * 512 = 512 bytes
- Device Boot Start End Blocks Id System
- /dev/sda1 * 63 208844 104391 83 Linux
- /dev/sda2 208845 20964824 10377990 8e Linux LVM
- Disk /dev/sdb: 5368 MB, 5368709120 bytes
- 255 heads, 63 sectors/track, 652 cylinders, total 10485760 sectors
- Units = sectors of 1 * 512 = 512 bytes
- Disk /dev/sdb doesn't contain a valid partition table
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