win8.1 u盘安装ubuntu14.04 无法识别硬盘分区

[籍籍无名的少年]

ubuntu@ubuntu:~$ sudo fdisk -l

Disk /dev/sda: 750.2 GB, 750156374016 bytes
255 heads, 63 sectors/track, 91201 cylinders, total 1465149168 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: 0xf9631038

Device Boot Start End Blocks Id System
/dev/sda1 63 2047 992+ 42 SFS
Partition 1 does not start on physical sector boundary.
/dev/sda2 * 2048 409599 203776 42 SFS
/dev/sda3 409600 147040255 73315328 42 SFS
/dev/sda4 147040256 1465147119 659053432 42 SFS

Disk /dev/sdb: 7803 MB, 7803174912 bytes
255 heads, 63 sectors/track, 948 cylinders, total 15240576 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 * 256 15240575 7620160 b W95 FAT32
ubuntu@ubuntu:~$ ^C
ubuntu@ubuntu:~$ sudo parted /dev/sda print
Model: ATA ST750LX003-1AC15 (scsi)
Disk /dev/sda: 750GB
Sector size (logical/physical): 512B/4096B
Partition Table: msdos

Number Start End Size Type File system Flags
1 32.3kB 1049kB 1016kB primary
2 1049kB 210MB 209MB primary ntfs boot
3 210MB 75.3GB 75.1GB primary ntfs
4 75.3GB 750GB 675GB primary ntfs

[lhw828]

最好配个图

[onshoestring]

/dev/sda1 63 2047 992+ 42 SFS
Partition 1 does not start on physical sector boundary.
/dev/sda2 * 2048 409599 203776 42 SFS
/dev/sda3 409600 147040255 73315328 42 SFS
/dev/sda4 147040256 1465147119 659053432 42 SFS
微软的动态盘,私有格式,用分区助手之类工具转换成基本盘.　　　　　　　　　　　　　

[poloshiao]

微软的动态盘,私有格式,用分区助手之类工具转换成基本盘.

如果有重要資料 查證一下 會不會遺失資料
如果會 最好先備存