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# Linux sfdisk Command [ Linux Command Manual](#) The Linux sfdisk command is a hard disk partitioning utility program. sfdisk is a hard disk partitioning utility program that can display partition settings and check if partitions are normal. ### Syntax sfdisk [-?Tvx] **Parameters**: * -? or --help Display help. * -d Display hard disk partition settings. * -g or --show-geometry Display the CHS parameters of the hard disk. * -l Display the relevant settings of the hard disk partition. * -s Display the size of the partition in blocks. * -T or --list-types Display all file system IDs that sfdisk can recognize. * -v or --version Display version information. * -V or --verify Check if the hard disk partition is normal. * -x or --show-extend Display the logical partitions within the extended partition. ### Example Display partition information: # sfdisk -lDisk /dev/sda: 1305 cylinders, 255 heads, 63 sectors/track Units = cylinders of 8225280 bytes, blocks of 1024 bytes, counting from 0Device Boot Start End #cyls #blocks Id System/dev/sda1 * 0+ 12 13- 104391 83 Linux/dev/sda2 13 1304 1292 10377990 8e Linux LVM /dev/sda3 0 - 0 0 0 Empty/dev/sda4 0 - 0 0 0 EmptyDisk /dev/sdb: 652 cylinders, 255 heads, 63 sectors/track sfdisk: ERROR: sector 0 does not have an msdos signature /dev/sdb: unrecognized partition No partitions found [ Linux Command Manual](#)