求大神指导啊。。还是硬盘问题，参考很多资料都还不知道

[imxf]

各位大神啊，我现在还在livecd状态下发帖子啊

我安装ubuntu的时候只能看到一整块的硬盘，参考的置顶硬盘的帖子也还是不知道解决办法，难道真的要重装下win8？刚重装的啊。。。两行硬盘命令供大神参考啊

ubuntu@ubuntu:~$ sudo fdisk -l

WARNING: GPT (GUID Partition Table) detected on '/dev/sda'! The util fdisk doesn't support GPT. Use GNU Parted.


Disk /dev/sda: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 121601 cylinders, total 1953525168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0xdddfea60

Device Boot Start End Blocks Id System
/dev/sda1 * 2048 718847 358400 7 HPFS/NTFS/exFAT
/dev/sda2 718848 210331647 104806400 7 HPFS/NTFS/exFAT
/dev/sda3 210331648 435611647 112640000 7 HPFS/NTFS/exFAT
/dev/sda4 640411648 1953521663 656555008 f W95 Ext'd (LBA)
/dev/sda5 640413696 1070493695 215040000 7 HPFS/NTFS/exFAT
/dev/sda6 1070495744 1500575743 215040000 7 HPFS/NTFS/exFAT
/dev/sda7 1500577792 1953519615 226470912 7 HPFS/NTFS/exFAT

Disk /dev/sdb: 4025 MB, 4025810432 bytes
255 heads, 63 sectors/track, 489 cylinders, total 7862911 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xcad4ebea

Device Boot Start End Blocks Id System
/dev/sdb4 * 63 7862910 3931424 b W95 FAT32
ubuntu@ubuntu:~$ sudo fdisk -lu

WARNING: GPT (GUID Partition Table) detected on '/dev/sda'! The util fdisk doesn't support GPT. Use GNU Parted.


Disk /dev/sda: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 121601 cylinders, total 1953525168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0xdddfea60

Device Boot Start End Blocks Id System
/dev/sda1 * 2048 718847 358400 7 HPFS/NTFS/exFAT
/dev/sda2 718848 210331647 104806400 7 HPFS/NTFS/exFAT
/dev/sda3 210331648 435611647 112640000 7 HPFS/NTFS/exFAT
/dev/sda4 640411648 1953521663 656555008 f W95 Ext'd (LBA)
/dev/sda5 640413696 1070493695 215040000 7 HPFS/NTFS/exFAT
/dev/sda6 1070495744 1500575743 215040000 7 HPFS/NTFS/exFAT
/dev/sda7 1500577792 1953519615 226470912 7 HPFS/NTFS/exFAT

Disk /dev/sdb: 4025 MB, 4025810432 bytes
255 heads, 63 sectors/track, 489 cylinders, total 7862911 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xcad4ebea

Device Boot Start End Blocks Id System
/dev/sdb4 * 63 7862910 3931424 b W95 FAT32
ubuntu@ubuntu:~$ sudo parted /dev/sdb print
Model: SanDisk Cruzer Colors+ (scsi)
磁盘 /dev/sdb: 4026MB
Sector size (logical/physical): 512B/512B
分区表：msdos

数字 开始： End 大小 类型 文件系统 标志
4 32.3kB 4026MB 4026MB primary fat32 启动

[imxf]

哎。。最好还是找到原因了，还是 GPT 分区表和mbr冲突的原因
最终还是用

代码： 全选

sudo dd if=/dev/zero of=/dev/sda bs=1 count=8 seek=512

这招解决问题了

[jinjiachen]

它提示了不能用fdisk，要用gparted