# yum install parted

# lsblk

fdisk -l /dev/sda

Disk /dev/sda: 4000.8 GB, 4000787030016 bytes, 7814037168 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 label type: dos
Disk identifier: 0x4d1b22b4

Device Boot Start End Blocks Id System

parted /dev/sda

GNU Parted 3.1
Using /dev/sda
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) mklabel gpt
Warning: The existing disk label on /dev/sda will be destroyed and all data on this disk will be lost. Do you want to
continue?
Yes/No? yes
(parted) unit GB
(parted) mkpart primary 0.0GB 4000.8GB
(parted) print
Model: ATA ST4000VN0001-1SF (scsi)
Disk /dev/sda: 4001GB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt
Disk Flags:

Number Start End Size File system Name Flags
1 0.00GB 4001GB 4001GB ext4 primary

(parted) quit
Information: You may need to update /etc/fstab.

#

# mkfs.ext4 /dev/sda1

mke2fs 1.42.9 (28-Dec-2013)

Filesystem label=

OS type: Linux

Block size=4096 (log=2)

Fragment size=4096 (log=2)

Stride=0 blocks, Stripe width=0 blocks

244195328 inodes, 976754176 blocks

48837708 blocks (5.00%) reserved for the super user

First data block=0

Maximum filesystem blocks=3124756480

29809 block groups

32768 blocks per group, 32768 fragments per group

8192 inodes per group

Superblock backups stored on blocks:

32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,

4096000, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968,

102400000, 214990848, 512000000, 550731776, 644972544

Allocating group tables: done                            

Writing inode tables: done                            

Creating journal (32768 blocks): done

Writing superblocks and filesystem accounting information: done