ubuntu@ubuntu:~$ sudo fdisk -l

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: 0xc3ffc3ff

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1            2048      206847      102400    7  HPFS/NTFS/exFAT
/dev/sda2          206848   267755354   133774253+   7  HPFS/NTFS/exFAT
/dev/sda3       267771416  1044479782   388354183+   7  HPFS/NTFS/exFAT
/dev/sda4      1044482046  1953523711   454520833    f  W95 Ext'd (LBA)
Partition 4 does not start on physical sector boundary.
/dev/sda5      1044482048  1850366699   402942326    7  HPFS/NTFS/exFAT
/dev/sda6   *  1850368000  1949976575    49804288   83  Linux
/dev/sda7      1949978624  1953523711     1772544   82  Linux swap / Solaris

Disk /dev/sdb: 4027 MB, 4027580416 bytes
128 heads, 62 sectors/track, 991 cylinders, total 7866368 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: 0xc3072e18

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1   *        3128     7866367     3931620    b  W95 FAT32