GNU Parted 3.2
Using /dev/sda
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(parted) p
Model: ATA WDC WD20EFRX-68E (scsi)
Disk /dev/sda: 2000GB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt
Disk Flags:

Number  Start   End     Size    File system     Name     Flags
 1      1049kB  3146kB  2097kB                  grub     bios_grub
 2      3146kB  137MB   134MB   ext2            boot     boot, esp
 3      137MB   2285MB  2147MB  linux-swap(v1)  swap
 4      2285MB  42.0GB  39.7GB  ext4            rootfs
 5      42.0GB  692GB   650GB                   torrent
 6      692GB   2000GB  1308GB                  data

Model: ATA WDC WD20EFRX-68E (scsi)
Disk /dev/sdb: 2000GB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt
Disk Flags:

Number  Start   End     Size    File system     Name     Flags
 1      137MB   2285MB  2147MB  linux-swap(v1)  swap
 2      2285MB  42.0GB  39.7GB                  rootfs
 3      42.0GB  692GB   650GB                   torrent
 4      692GB   2000GB  1308GB                  data